{"id":5774,"date":"2025-12-25T01:00:42","date_gmt":"2025-12-25T01:00:42","guid":{"rendered":"https:\/\/korea-transmission.com\/?p=5774"},"modified":"2025-12-25T01:00:42","modified_gmt":"2025-12-25T01:00:42","slug":"metric-unified-tapping-drill-sizes-chart","status":"publish","type":"post","link":"https:\/\/korea-transmission.com\/vi\/blog\/metric-unified-tapping-drill-sizes-chart\/","title":{"rendered":"B\u1ea3ng k\u00edch th\u01b0\u1edbc m\u0169i khoan taro h\u1ec7 m\u00e9t v\u00e0 h\u1ec7 inch"},"content":{"rendered":"<h2 style=\"font-size: 1.5em; margin-top: 40px;\">Gi\u1edbi thi\u1ec7u v\u1ec1 k\u1ef9 thu\u1eadt taro ren v\u00e0 \u0111\u01b0\u1eddng k\u00ednh l\u1ed7 ren<\/h2>\n<p style=\"margin-bottom: 20px;\">H\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n n\u00e0y cung c\u1ea5p c\u00e1c bi\u1ec3u \u0111\u1ed3 ti\u00eau chu\u1ea9n v\u1ec1 k\u00edch th\u01b0\u1edbc m\u0169i khoan taro v\u00e0 \u0111\u01b0\u1eddng k\u00ednh ren trong thu \u0111\u01b0\u1ee3c cho ren h\u1ec7 m\u00e9t v\u00e0 h\u1ec7 inch. Theo ti\u00eau chu\u1ea9n ISO v\u00e0 ANSI\/ASME, vi\u1ec7c chu\u1ea9n b\u1ecb l\u1ed7 ch\u00ednh x\u00e1c l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c ren trong ch\u1ea5t l\u01b0\u1ee3ng cao. C\u00e1c bi\u1ec3u \u0111\u1ed3 n\u00e0y t\u1eadp trung v\u00e0o m\u0169i taro \u00e9p \u0111\u00f9n (m\u0169i taro t\u1ea1o h\u00ecnh kh\u00f4ng phoi), lo\u1ea1i m\u0169i n\u00e0y l\u00e0m bi\u1ebfn d\u1ea1ng v\u1eadt li\u1ec7u m\u00e0 kh\u00f4ng c\u1eaft, mang l\u1ea1i \u01b0u \u0111i\u1ec3m v\u1ec1 \u0111\u1ed9 b\u1ec1n v\u00e0 ho\u1ea1t \u0111\u1ed9ng kh\u00f4ng t\u1ea1o phoi. \u0110\u1ed1i v\u1edbi m\u0169i taro c\u1eaft, h\u00e3y tham kh\u1ea3o \u0111\u01b0\u1eddng k\u00ednh l\u1ed7 t\u1ed1i \u0111a sau khi taro l\u00e0m c\u01a1 s\u1edf. T\u1ea5t c\u1ea3 c\u00e1c k\u00edch th\u01b0\u1edbc \u0111\u1ec1u \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng milim\u00e9t (mm) tr\u1eeb khi c\u00f3 quy \u0111\u1ecbnh kh\u00e1c, \u0111\u1ea3m b\u1ea3o tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n ng\u00e0nh nh\u01b0 ISO 724 cho ren h\u1ec7 m\u00e9t v\u00e0 ASME B1.1 cho ren h\u1ec7 inch.<\/p>\n<p style=\"margin-bottom: 20px;\">Vi\u1ec7c l\u1ef1a ch\u1ecdn \u0111\u01b0\u1eddng k\u00ednh l\u1ed7 ren ph\u00f9 h\u1ee3p gi\u00fap gi\u1ea3m thi\u1ec3u g\u00e3y m\u0169i taro, \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 b\u1ec1n c\u1ee7a ren v\u00e0 t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t l\u1eafp r\u00e1p. C\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 \u0111\u1ed9 d\u1ebbo c\u1ee7a v\u1eadt li\u1ec7u, ch\u1ea5t b\u00f4i tr\u01a1n v\u00e0 \u0111\u1ed9 c\u1ee9ng v\u1eefng c\u1ee7a m\u00e1y m\u00f3c \u0111\u1ec1u \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn k\u1ebft qu\u1ea3. T\u00e0i li\u1ec7u n\u00e0y r\u1ea5t c\u1ea7n thi\u1ebft cho c\u00e1c th\u1ee3 m\u00e1y, k\u1ef9 s\u01b0 v\u00e0 nh\u00e0 s\u1ea3n xu\u1ea5t trong ng\u00e0nh h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5, \u00f4 t\u00f4 v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng c\u01a1 kh\u00ed n\u00f3i chung.<\/p>\n<h2 style=\"font-size: 1.5em; margin-top: 40px;\">Kh\u00e1i ni\u1ec7m ch\u00ednh: Khoan ren tr\u01b0\u1edbc so v\u1edbi khoan ren sau. \u0110\u01b0\u1eddng k\u00ednh ren trong<\/h2>\n<p style=\"margin-bottom: 20px;\">Hi\u1ec3u r\u00f5 s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa \u0111\u01b0\u1eddng k\u00ednh l\u1ed7 tr\u01b0\u1edbc khi t\u1ea1o ren v\u00e0 \u0111\u01b0\u1eddng k\u00ednh ren trong sau khi t\u1ea1o ren l\u00e0 \u0111i\u1ec1u c\u01a1 b\u1ea3n:<\/p>\n<ul style=\"list-style-type: disc; margin-left: 20px; margin-bottom: 20px;\">\n<li><strong>\u0110\u01b0\u1eddng k\u00ednh l\u1ed7 ren tr\u01b0\u1edbc:<\/strong> K\u00edch th\u01b0\u1edbc l\u1ed7 khoan ban \u0111\u1ea7u tr\u01b0\u1edbc khi t\u1ea1o ren, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf ri\u00eang cho m\u0169i t\u1ea1o ren \u00e9p \u0111\u00f9n \u0111\u1ec3 cho ph\u00e9p v\u1eadt li\u1ec7u ch\u1ea3y v\u00e0 t\u1ea1o ren m\u00e0 kh\u00f4ng c\u1ea7n l\u1ef1c qu\u00e1 l\u1edbn.<\/li>\n<li><strong>\u0110\u01b0\u1eddng k\u00ednh ren trong sau khi taro:<\/strong> \u0110\u01b0\u1eddng k\u00ednh nh\u1ecf c\u1ee7a ren trong \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh, \u0111o sau khi taro, ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c c\u1ea5p dung sai (v\u00ed d\u1ee5: 6H cho h\u1ec7 m\u00e9t).<\/li>\n<\/ul>\n<p style=\"margin-bottom: 20px;\">\u0110\u1ed1i v\u1edbi m\u0169i taro \u00e9p \u0111\u00f9n, l\u1ed7 taro s\u01a1 b\u1ed9 th\u01b0\u1eddng nh\u1ecf h\u01a1n 5-15% so v\u1edbi m\u0169i taro c\u1eaft \u0111\u1ec3 t\u1ea1o \u0111i\u1ec1u ki\u1ec7n thu\u1eadn l\u1ee3i cho bi\u1ebfn d\u1ea1ng d\u1ebbo. Lu\u00f4n ki\u1ec3m tra v\u1edbi h\u01b0\u1edbng d\u1eabn c\u1ee5 th\u1ec3 cho t\u1eebng lo\u1ea1i v\u1eadt li\u1ec7u, v\u00ec c\u00e1c v\u1eadt li\u1ec7u c\u1ee9ng h\u01a1n nh\u01b0 th\u00e9p kh\u00f4ng g\u1ec9 c\u00f3 th\u1ec3 y\u00eau c\u1ea7u k\u00edch th\u01b0\u1edbc \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ec3 tr\u00e1nh hi\u1ec7n t\u01b0\u1ee3ng c\u1ee9ng h\u00f3a ho\u1eb7c h\u1ecfng m\u0169i taro.<\/p>\n<h2 style=\"font-size: 1.5em; margin-top: 40px;\">K\u00edch th\u01b0\u1edbc m\u0169i khoan taro ren th\u00f4 h\u1ec7 m\u00e9t (m\u0169i taro ren \u00e9p \u0111\u00f9n)<\/h2>\n<p style=\"margin-bottom: 20px;\">B\u1ea3ng d\u01b0\u1edbi \u0111\u00e2y tr\u00ecnh b\u00e0y chi ti\u1ebft c\u00e1c lo\u1ea1i ren th\u00f4 h\u1ec7 m\u00e9t theo ti\u00eau chu\u1ea9n ISO 724. B\u1ea3ng n\u00e0y bao g\u1ed3m \u0111\u01b0\u1eddng k\u00ednh nh\u1ecf sau khi t\u1ea1o ren (t\u1ed1i thi\u1ec3u\/t\u1ed1i \u0111a) v\u00e0 k\u00edch th\u01b0\u1edbc l\u1ed7 tr\u01b0\u1edbc khi t\u1ea1o ren cho m\u0169i taro \u0111\u00f9n. S\u1eed d\u1ee5ng c\u00e1c th\u00f4ng s\u1ed1 n\u00e0y cho th\u00e9p carbon ti\u00eau chu\u1ea9n; \u0111i\u1ec1u ch\u1ec9nh cho c\u00e1c lo\u1ea1i h\u1ee3p kim d\u1ef1a tr\u00ean \u0111\u1ed9 d\u1ebbo.<\/p>\n<div class=\"scrollable-table\" style=\"overflow-x: auto; margin-bottom: 20px;\">\n<table style=\"border-collapse: collapse; width: 100%;\">\n<thead>\n<tr>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">\u0110\u01b0\u1eddng k\u00ednh l\u1ed7 t\u1ed1i thi\u1ec3u sau khi ren (mm)<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">\u0110\u01b0\u1eddng k\u00ednh l\u1ed7 t\u1ed1i \u0111a sau khi ren (mm)<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">Kho\u1ea3ng c\u00e1ch ren tr\u01b0\u1edbc (mm)<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">Kho\u1ea3ng c\u00e1ch ren t\u1ed1i \u0111a (mm)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M1x0.25<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0.73<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0.78<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\"><\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\"><\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M1.1\u00d70.25<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0.83<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0.89<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\"><\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\"><\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M1.2\u00d70.25<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0.93<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0.98<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\"><\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\"><\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M1.4\u00d70.3<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.08<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.14<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.23<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.26<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M1.6\u00d70.35<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.22<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.32<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\"><\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\"><\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M1.7\u00d70.35<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.33<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.42<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.55<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M1.8\u00d70.35<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.42<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.52<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\"><\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\"><\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M2x0.4<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.57<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.67<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.77<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.83<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M2.2\u00d70.45<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.71<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.84<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.95<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.01<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M2.3\u00d70.45<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.87<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.97<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.07<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.13<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M2.5\u00d70.45<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.01<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.14<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.25<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.31<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M2.6\u00d70.45<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.12<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.23<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.35<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.41<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M3x0.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.46<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.6<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.72<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.79<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M3.5\u00d70.6<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.85<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3.01<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3.16<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3.24<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M4x0.7<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3.24<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3.42<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3.6<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3.69<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M4.5\u00d70.75<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3.69<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3.88<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4.07<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4.17<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M5x0.8<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4.13<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4.33<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4.55<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4.65<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M6x1.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4.92<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5.15<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5.43<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5.55<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M7x1.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5.92<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">6.15<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">6.43<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">6.55<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M8x1.25<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">6.65<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">6.91<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">7.29<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">7.42<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M9x1.25<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">7.65<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">7.91<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">8.29<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">8.42<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M10x1.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">8.38<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">8.68<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">9.15<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">9.3<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M11x1.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">9.38<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">9.68<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">10.15<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">10.3<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M12x1.75<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">10.11<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">10.44<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">11.01<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">11.19<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M14x2.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">11.84<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">12.21<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\"><\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\"><\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M16x2.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">13.84<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">14.21<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\"><\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\"><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p style=\"margin-bottom: 20px;\">L\u01b0u \u00fd: C\u00e1c \u00f4 tr\u1ed1ng bi\u1ec3u th\u1ecb c\u00e1c gi\u00e1 tr\u1ecb ti\u00eau chu\u1ea9n th\u01b0\u1eddng kh\u00f4ng \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb cho qu\u00e1 tr\u00ecnh \u00e9p \u0111\u00f9n \u1edf c\u00e1c k\u00edch th\u01b0\u1edbc n\u00e0y; h\u00e3y tham kh\u1ea3o ti\u00eau chu\u1ea9n ISO 965 \u0111\u1ec3 bi\u1ebft c\u00e1c ph\u01b0\u01a1ng \u00e1n thay th\u1ebf.<\/p>\n<h2 style=\"font-size: 1.5em; margin-top: 40px;\">K\u00edch th\u01b0\u1edbc m\u0169i khoan taro ren m\u1ecbn h\u1ec7 m\u00e9t (m\u0169i taro ren \u00e9p \u0111\u00f9n)<\/h2>\n<p style=\"margin-bottom: 20px;\">Ren m\u1ecbn h\u1ec7 m\u00e9t mang l\u1ea1i \u0111\u1ed9 b\u1ec1n cao h\u01a1n trong c\u00e1c \u1ee9ng d\u1ee5ng d\u1ec5 b\u1ecb rung \u0111\u1ed9ng. B\u1ea3ng d\u01b0\u1edbi \u0111\u00e2y tu\u00e2n theo ti\u00eau chu\u1ea9n ISO 724 v\u1ec1 ren m\u1ecbn, v\u1edbi k\u00edch th\u01b0\u1edbc ren \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a cho m\u0169i khoan ren \u00e9p \u0111\u00f9n trong v\u1eadt li\u1ec7u d\u1ebbo.<\/p>\n<div class=\"scrollable-table\" style=\"overflow-x: auto; margin-bottom: 20px;\">\n<table style=\"border-collapse: collapse; width: 100%;\">\n<thead>\n<tr>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">\u0110\u01b0\u1eddng k\u00ednh ti\u00eau chu\u1ea9n (mm)<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">Kho\u1ea3ng c\u00e1ch ren t\u1ed1i \u0111a (mm)<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">Kho\u1ea3ng c\u00e1ch ren tr\u01b0\u1edbc (mm)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M1.0x0.2<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0.8<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0.821<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0.783<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M1.1\u00d70.2<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0.9<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0.921<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0.883<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M1.2\u00d70.2<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.021<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0.983<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M1.4\u00d70.2<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.2<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.221<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.183<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M1.6\u00d70.2<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.4<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.421<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.383<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M1.7\u00d70.2<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.45<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.46<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M1.8\u00d70.2<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.6<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.621<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.583<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M2.0x0.25<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.75<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.785<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.729<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M2.2\u00d70.25<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.95<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.985<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.929<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M2.3\u00d70.25<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.05<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.061<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.001<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M2.5\u00d70.35<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.2<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.221<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.121<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M2.6\u00d70.35<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.2<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.246<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.186<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M3.0x0.35<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.7<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.721<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.621<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M3.5\u00d70.35<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3.2<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3.221<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3.121<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M4.0x0.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3.599<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3.459<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M4.5\u00d70.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4.099<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3.959<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M5.0x0.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4.599<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4.459<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M5.5\u00d70.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5.099<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4.959<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M6.0x0.75<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5.3<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5.378<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5.188<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M6.0x0.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5.55<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5.4<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M7.0x0.75<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">6.3<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">6.378<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">6.188<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M7.0x0.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">6.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">6.55<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">6.4<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M8.0x1.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">7<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">7.153<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">6.917<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M8.0x0.75<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">7.3<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">7.378<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">7.188<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M8.0x0.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">7.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">7.52<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">7.4<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M9.0x1.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">8<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">8.153<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">7.917<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M9.0x0.75<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">8.3<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">8.378<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">8.188<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M10x1.25<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">8.8<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">8.912<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">8.647<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M10x1.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">9<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">9.153<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">8.917<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M10x0.75<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">9.3<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">9.378<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">9.188<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M10x0.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">9.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">9.52<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">9.4<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M11x1.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">10<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">10.153<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">9.917<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M11x0.75<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">10.3<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">10.378<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">10.188<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M12x1.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">10.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">10.676<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">10.376<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M12x1.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">11<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">11.153<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">10.917<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M12x0.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">11.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">11.52<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">11.4<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M14x1.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">12.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">12.676<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">12.376<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M14x1.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">13<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">13.153<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">12.917<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M15x1.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">13.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">13.676<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">13.376<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M15x1.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">14<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">14.153<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">13.917<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M16x1.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">14.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">14.676<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">14.376<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M16x1.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">15<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">15.153<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">14.91<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M17x1.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">15.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">15.676<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">15.376<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M17x1.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">16<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">16.153<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">15.917<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M18x2.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">16<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">16.21<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">15.835<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M18x1.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">16.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">16.676<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">16.376<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M18x1.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">17<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">17.153<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">16.917<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M20x2.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">18<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">18.21<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">17.835<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M20x1.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">18.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">18.676<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">18.376<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M20x1.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">19<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">19.153<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">18.917<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M22x2.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">20<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">20.21<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">19.835<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M22x1.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">20.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">20.676<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">20.376<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M22x1.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">21<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">21.153<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">20.917<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M24x2.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">22<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">22.21<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">21.835<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M24x1.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">22.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">22.676<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">22.376<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M24x1.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">23<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">23.153<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">22.917<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M25x2.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">23<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">23.21<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">22.835<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M25x1.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">23.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">23.676<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">23.376<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M25x1.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">24<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">24.153<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">23.917<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M26x1.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">24.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">24.676<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">24.376<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M27x2.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">25<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">25.21<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">24.835<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M27x1.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">25.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">25.676<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">25.376<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M27x1.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">26<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">26.153<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">25.917<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M28x2.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">26<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">26.21<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">25.835<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M28x1.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">26.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">26.676<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">26.376<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M28x1.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">27<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">27.153<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">26.917<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M30x3.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">27<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">27.252<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">26.752<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M30x2.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">28<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">28.21<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">27.835<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M30x1.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">28.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">28.676<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">28.376<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M30x1.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">29<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">29.153<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">28.917<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M32x2.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">30<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">30.21<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">29.835<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M32x1.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">30.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">30.676<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">30.376<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M33x3.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">30<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">30.252<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">29.752<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M33x2.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">31<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">31.21<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">30.835<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M33x1.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">31.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">31.676<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">31.376<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M36x3.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">33<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">33.252<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">32.752<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M36x2.0<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">34<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">34.21<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">33.835<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M36x1.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">34.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">34.676<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">34.376<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">M35x1.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">33.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">33.676<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">33.376<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p style=\"margin-bottom: 20px;\">\u0110\u1ed1i v\u1edbi ren m\u1ecbn, h\u00e3y \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 s\u00e2u l\u1ed7 l\u1edbn h\u01a1n chi\u1ec1u d\u00e0i ren \u00edt nh\u1ea5t 1,5 l\u1ea7n b\u01b0\u1edbc ren \u0111\u1ec3 ch\u1eeba ch\u1ed7 cho b\u01b0\u1edbc ren v\u00e0 s\u1ef1 d\u1ecbch chuy\u1ec3n v\u1eadt li\u1ec7u.<\/p>\n<h2 style=\"font-size: 1.5em; margin-top: 40px;\">K\u00edch th\u01b0\u1edbc m\u0169i khoan taro ren th\u00f4 ti\u00eau chu\u1ea9n (UNC) (m\u0169i taro \u00e9p \u0111\u00f9n)<\/h2>\n<p style=\"margin-bottom: 20px;\">Ren Unified Coarse (UNC) theo ti\u00eau chu\u1ea9n ASME B1.1 r\u1ea5t ph\u1ed5 bi\u1ebfn trong c\u00e1c \u1ee9ng d\u1ee5ng \u1edf B\u1eafc M\u1ef9. K\u00edch th\u01b0\u1edbc \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i sang mm \u0111\u1ec3 nh\u1ea5t qu\u00e1n, v\u1edbi c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt inch ban \u0111\u1ea7u \u0111\u01b0\u1ee3c ghi ch\u00fa.<\/p>\n<div class=\"scrollable-table\" style=\"overflow-x: auto; margin-bottom: 20px;\">\n<table style=\"border-collapse: collapse; width: 100%;\">\n<thead>\n<tr>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">\u0110\u01b0\u1eddng k\u00ednh l\u1ed7 t\u1ed1i thi\u1ec3u sau khi ren (mm)<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">\u0110\u01b0\u1eddng k\u00ednh l\u1ed7 t\u1ed1i \u0111a sau khi ren (mm)<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">Kho\u1ea3ng c\u00e1ch ren tr\u01b0\u1edbc (mm)<\/th>\n<th style=\"background-color: #f2f2f2; border: 1px solid #ddd; padding: 8px;\">Kho\u1ea3ng c\u00e1ch ren t\u1ed1i \u0111a (mm)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">S\u1ed1 1-64UNC<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.43<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.58<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.63<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.71<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">S\u1ed1 2-56UNC<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.69<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.87<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.93<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.02<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">S\u1ed1 3-48UNC<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.94<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.15<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.22<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.32<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">S\u1ed1 4-40UNC<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.16<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.39<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.49<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.61<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">S\u1ed1 5-40UNC<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.49<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.7<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.82<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.92<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">S\u1ed1 6-32UNC<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.64<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.9<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3.05<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3.19<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">S\u1ed1 8-32UNC<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3.3<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3.53<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3.71<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3.83<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">S\u1ed1 10-24UNC<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3.68<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3.96<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4.23<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4.37<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">S\u1ed1 12-24UNC<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4.34<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4.6<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4.88<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5.02<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1\/4-20UNC<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4.98<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5.26<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5.63<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5.77<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5\/16-18UNC<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">6.4<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">6.73<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">7.13<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">7.3<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3\/8-16UNC<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">7.8<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">8.15<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">8.63<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">8.8<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">7\/16-14UNC<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">9.14<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">9.55<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">10.09<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">10.29<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1\/2-13UNC<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">10.59<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">11.02<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">11.6<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">11.82<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">9\/16-12UNC<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">11.99<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">12.45<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\"><\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\"><\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5\/8-11UNC<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">13.39<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">13.87<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\"><\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\"><\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3\/4-10UNC<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">16.31<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">16.84<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\"><\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\"><\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">7\/8-9UNC<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">19.18<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">19.76<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\"><\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\"><\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1-8UNC<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">21.97<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">22.61<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\"><\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\"><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p style=\"margin-bottom: 20px;\">\u0110\u1ed1i v\u1edbi c\u00e1c k\u00edch th\u01b0\u1edbc UNC l\u1edbn h\u01a1n, c\u00f3 th\u1ec3 c\u1ea7n thi\u1ebft b\u1ecb chuy\u00ean d\u1ee5ng \u0111\u1ec3 t\u1ea1o ren b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p \u00e9p \u0111\u00f9n; ren c\u1eaft th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng h\u01a1n \u0111\u1ed1i v\u1edbi \u0111\u01b0\u1eddng k\u00ednh tr\u00ean 1\/2 inch.<\/p>\n<h2 style=\"font-size: 1.5em; margin-top: 40px;\">C\u00e1c ph\u01b0\u01a1ng ph\u00e1p t\u1ed1t nh\u1ea5t cho ho\u1ea1t \u0111\u1ed9ng khai th\u00e1c m\u1ecf<\/h2>\n<p style=\"margin-bottom: 20px;\">\u0110\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 t\u1ed1i \u01b0u khi th\u1ef1c hi\u1ec7n k\u1ef9 thu\u1eadt g\u00f5 ph\u00edm:<\/p>\n<ol style=\"list-style-type: decimal; margin-left: 20px; margin-bottom: 20px;\">\n<li>Ch\u1ecdn m\u0169i khoan c\u00f3 dung sai H7 tr\u1edf l\u00ean \u0111\u1ec3 t\u1ea1o ren tr\u01b0\u1edbc khi khoan l\u1ed7.<\/li>\n<li>S\u1eed d\u1ee5ng dung d\u1ecbch c\u1eaft ho\u1eb7c ch\u1ea5t b\u00f4i tr\u01a1n ph\u00f9 h\u1ee3p cho qu\u00e1 tr\u00ecnh \u00e9p \u0111\u00f9n (v\u00ed d\u1ee5: d\u1ea7u c\u00f3 \u0111\u1ed9 nh\u1edbt cao d\u00e0nh cho nh\u00f4m).<\/li>\n<li>\u0110\u1ea3m b\u1ea3o \u0111\u1ed9 th\u1eb3ng h\u00e0ng c\u1ee7a m\u0169i khoan trong ph\u1ea1m vi 0,1 \u0111\u1ed9 \u0111\u1ec3 tr\u00e1nh bi\u1ebfn d\u1ea1ng ren.<\/li>\n<li>Ki\u1ec3m tra ren b\u1eb1ng th\u01b0\u1edbc \u0111o \u0111\u1ea1t\/kh\u00f4ng \u0111\u1ea1t sau khi t\u1ea1o ren \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n.<\/li>\n<li>\u0110\u1ed1i v\u1edbi s\u1ea3n xu\u1ea5t s\u1ed1 l\u01b0\u1ee3ng l\u1edbn, h\u00e3y c\u00e2n nh\u1eafc s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p taro CNC v\u1edbi chu k\u1ef3 nh\u1ea5p nh\u1ea3 \u0111\u1ec3 gi\u1ea3m s\u1ef1 t\u00edch t\u1ee5 nhi\u1ec7t.<\/li>\n<\/ol>\n<p style=\"margin-bottom: 20px;\">Tu\u00e2n th\u1ee7 c\u00e1c quy tr\u00ecnh n\u00e0y gi\u00fap n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng ren, gi\u1ea3m thi\u1ec3u l\u1ed7i v\u00e0 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd d\u1ee5ng c\u1ee5, ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c khuy\u1ebfn ngh\u1ecb c\u1ee7a ASME v\u00e0 ISO.<\/p>\n<h2 style=\"font-size: 1.5em; margin-top: 40px;\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n<h3 style=\"font-size: 1.2em; margin-top: 20px;\">S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa ren \u00e9p \u0111\u00f9n v\u00e0 ren c\u1eaft l\u00e0 g\u00ec?<\/h3>\n<p style=\"margin-bottom: 20px;\">M\u0169i taro t\u1ea1o ren b\u1eb1ng c\u00e1ch d\u1ecbch chuy\u1ec3n v\u1eadt li\u1ec7u, t\u1ea1o ra c\u00e1c ren ch\u1eafc ch\u1eafn h\u01a1n, kh\u00f4ng c\u00f3 phoi, l\u00fd t\u01b0\u1edfng cho kim lo\u1ea1i m\u1ec1m. M\u0169i taro c\u1eaft lo\u1ea1i b\u1ecf v\u1eadt li\u1ec7u, th\u00edch h\u1ee3p cho h\u1ee3p kim c\u1ee9ng h\u01a1n nh\u01b0ng t\u1ea1o ra phoi c\u1ea7n \u0111\u01b0\u1ee3c x\u1eed l\u00fd.<\/p>\n<h3 style=\"font-size: 1.2em; margin-top: 20px;\">L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh k\u00edch th\u01b0\u1edbc l\u1ed7 ren tr\u01b0\u1edbc cho c\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u kh\u00e1c nhau?<\/h3>\n<p style=\"margin-bottom: 20px;\">\u0110\u1ed1i v\u1edbi c\u00e1c v\u1eadt li\u1ec7u d\u1ebbo nh\u01b0 \u0111\u1ed3ng thau, h\u00e3y s\u1eed d\u1ee5ng k\u00edch th\u01b0\u1edbc ren t\u1ed1i thi\u1ec3u \u0111\u1ec3 t\u1ea1o ren tr\u01b0\u1edbc. \u0110\u1ed1i v\u1edbi c\u00e1c v\u1eadt li\u1ec7u gi\u00f2n nh\u01b0 gang, h\u00e3y ch\u1ecdn m\u0169i taro c\u1eaft v\u00e0 l\u1ed7 l\u1edbn h\u01a1n \u0111\u1ec3 tr\u00e1nh n\u1ee9t, theo c\u00e1c ti\u00eau chu\u1ea9n c\u1ee5 th\u1ec3 cho t\u1eebng lo\u1ea1i v\u1eadt li\u1ec7u nh\u01b0 ASTM.<\/p>\n<h3 style=\"font-size: 1.2em; margin-top: 20px;\">T\u1ea1i sao m\u1ed9t s\u1ed1 \u00f4 trong b\u1ea3ng l\u1ea1i tr\u1ed1ng?<\/h3>\n<p style=\"margin-bottom: 20px;\">C\u00e1c \u00f4 tr\u1ed1ng bi\u1ec3u th\u1ecb c\u00e1c k\u00edch th\u01b0\u1edbc m\u00e0 vi\u1ec7c t\u1ea1o ren b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p \u00e9p \u0111\u00f9n \u00edt ph\u1ed5 bi\u1ebfn ho\u1eb7c kh\u00f4ng \u0111\u01b0\u1ee3c ti\u00eau chu\u1ea9n h\u00f3a; h\u00e3y tham kh\u1ea3o ISO 965 ho\u1eb7c ASME B1.1 \u0111\u1ec3 bi\u1ebft c\u00e1c ph\u01b0\u01a1ng \u00e1n thay th\u1ebf ho\u1eb7c s\u1eed d\u1ee5ng h\u01b0\u1edbng d\u1eabn t\u1ea1o ren c\u1eaft.<\/p>\n<h3 style=\"font-size: 1.2em; margin-top: 20px;\">T\u00f4i n\u00ean nh\u1eafm \u0111\u1ebfn m\u1ee9c \u0111\u1ed9 ch\u1ecbu \u0111\u1ef1ng n\u00e0o cho c\u00e1c lu\u1ed3ng n\u1ed9i b\u1ed9?<\/h3>\n<p style=\"margin-bottom: 20px;\">\u0110\u1ed1i v\u1edbi m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng th\u00f4ng th\u01b0\u1eddng, dung sai m\u1ee5c ti\u00eau l\u00e0 6H (h\u1ec7 m\u00e9t) ho\u1eb7c 2B (h\u1ec7 th\u1ed1ng th\u1ed1ng nh\u1ea5t). C\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi \u0111\u1ed9 ch\u00ednh x\u00e1c cao c\u00f3 th\u1ec3 y\u00eau c\u1ea7u 4H ho\u1eb7c 3B, \u0111\u01b0\u1ee3c ki\u1ec3m ch\u1ee9ng b\u1eb1ng c\u00e1c d\u1ee5ng c\u1ee5 \u0111o \u0111\u00e3 hi\u1ec7u chu\u1ea9n.<\/p>\n<h3 style=\"font-size: 1.2em; margin-top: 20px;\">C\u00e1c bi\u1ec3u \u0111\u1ed3 n\u00e0y c\u00f3 th\u1ec3 d\u00f9ng cho th\u00e9p kh\u00f4ng g\u1ec9 kh\u00f4ng?<\/h3>\n<p style=\"margin-bottom: 20px;\">\u0110\u00fang v\u1eady, nh\u01b0ng h\u00e3y t\u0103ng k\u00edch th\u01b0\u1edbc l\u1ed7 ren tr\u01b0\u1edbc l\u00ean 2-5% \u0111\u1ed1i v\u1edbi c\u00e1c lo\u1ea1i th\u00e9p c\u00f3 kh\u1ea3 n\u0103ng t\u1ef1 t\u00f4i c\u1ee9ng nh\u01b0 304SS \u0111\u1ec3 tr\u00e1nh b\u1ecb k\u1eb9t. Lu\u00f4n lu\u00f4n th\u1eed nghi\u1ec7m tr\u01b0\u1edbc v\u00e0 b\u00f4i ch\u1ea5t ch\u1ed1ng k\u1eb9t.<\/p>\n<h3 style=\"font-size: 1.2em; margin-top: 20px;\">L\u1ed7 khoan \u0111\u1ec3 b\u1eaft ren c\u1ea7n s\u00e2u bao nhi\u00eau?<\/h3>\n<p style=\"margin-bottom: 20px;\">Khoan s\u00e2u \u00edt nh\u1ea5t g\u1ea5p 1,5-2 l\u1ea7n chi\u1ec1u s\u00e2u ren c\u1ed9ng v\u1edbi chi\u1ec1u d\u00e0i m\u00e9p v\u00e1t c\u1ee7a m\u0169i taro \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ren \u0103n kh\u1edbp ho\u00e0n to\u00e0n v\u00e0 tr\u00e1nh b\u1ecb k\u1eb9t ren.<\/p>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>Introduction to Tapping and Thread Hole Diameters This comprehensive guide provides standardized charts for tapping drill sizes and resulting internal thread diameters for metric and unified threads. As per ISO and ANSI\/ASME standards, accurate hole preparation is critical for achieving high-quality internal threads. These charts focus on extrusion taps (chipless forming taps), which deform the [&hellip;]<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[220],"tags":[],"class_list":["post-5774","post","type-post","status-publish","format-standard","hentry","category-technical-documentation-and-references"],"_links":{"self":[{"href":"https:\/\/korea-transmission.com\/vi\/wp-json\/wp\/v2\/posts\/5774","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/korea-transmission.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/korea-transmission.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/korea-transmission.com\/vi\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/korea-transmission.com\/vi\/wp-json\/wp\/v2\/comments?post=5774"}],"version-history":[{"count":2,"href":"https:\/\/korea-transmission.com\/vi\/wp-json\/wp\/v2\/posts\/5774\/revisions"}],"predecessor-version":[{"id":5776,"href":"https:\/\/korea-transmission.com\/vi\/wp-json\/wp\/v2\/posts\/5774\/revisions\/5776"}],"wp:attachment":[{"href":"https:\/\/korea-transmission.com\/vi\/wp-json\/wp\/v2\/media?parent=5774"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/korea-transmission.com\/vi\/wp-json\/wp\/v2\/categories?post=5774"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/korea-transmission.com\/vi\/wp-json\/wp\/v2\/tags?post=5774"}],"curies":[{"name":"trang web","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}