{"id":5668,"date":"2025-12-23T05:18:32","date_gmt":"2025-12-23T05:18:32","guid":{"rendered":"https:\/\/korea-transmission.com\/?p=5668"},"modified":"2025-12-23T05:18:32","modified_gmt":"2025-12-23T05:18:32","slug":"gb-t-3098-20-2004-wing-nuts-torque-specs","status":"publish","type":"post","link":"https:\/\/korea-transmission.com\/vi\/blog\/gb-t-3098-20-2004-wing-nuts-torque-specs\/","title":{"rendered":"Th\u00f4ng s\u1ed1 m\u00f4-men xo\u1eafn c\u1ee7a \u0111ai \u1ed1c c\u00e1nh GB\/T 3098.20-2004"},"content":{"rendered":"

Gi\u1edbi thi\u1ec7u v\u1ec1 Ti\u00eau chu\u1ea9n GB\/T 3098.20-2004<\/h2>\n

Ti\u00eau chu\u1ea9n GB\/T 3098.20-2004 l\u00e0 ti\u00eau chu\u1ea9n qu\u1ed1c gia c\u1ee7a C\u1ed9ng h\u00f2a Nh\u00e2n d\u00e2n Trung Hoa quy \u0111\u1ecbnh c\u00e1c \u0111\u1eb7c t\u00ednh c\u01a1 h\u1ecdc c\u1ee7a \u0111ai \u1ed1c c\u00e1nh, \u0111\u1eb7c bi\u1ec7t t\u1eadp trung v\u00e0o hi\u1ec7u su\u1ea5t momen xo\u1eafn \u0111\u1ea3m b\u1ea3o. Ti\u00eau chu\u1ea9n n\u00e0y l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a b\u1ed9 ti\u00eau chu\u1ea9n GB\/T 3098 r\u1ed9ng h\u01a1n, \u0111\u1ec1 c\u1eadp \u0111\u1ebfn nhi\u1ec1u kh\u00eda c\u1ea1nh kh\u00e1c nhau v\u1ec1 \u0111\u1eb7c t\u00ednh c\u01a1 h\u1ecdc c\u1ee7a c\u00e1c lo\u1ea1i \u1ed1c v\u00edt. \u0110ai \u1ed1c c\u00e1nh, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u0111ai \u1ed1c h\u00ecnh b\u01b0\u1edbm, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u \u0111i\u1ec1u ch\u1ec9nh th\u1ee7 c\u00f4ng th\u01b0\u1eddng xuy\u00ean, ch\u1eb3ng h\u1ea1n nh\u01b0 trong l\u1eafp r\u00e1p m\u00e1y m\u00f3c, \u0111\u1ed3 n\u1ed9i th\u1ea5t v\u00e0 thi\u1ebft b\u1ecb \u0111i\u1ec7n. Momen xo\u1eafn \u0111\u1ea3m b\u1ea3o \u0111\u1ec1 c\u1eadp \u0111\u1ebfn gi\u00e1 tr\u1ecb momen xo\u1eafn t\u1ed1i thi\u1ec3u m\u00e0 \u0111ai \u1ed1c c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c m\u00e0 kh\u00f4ng b\u1ecb h\u1ecfng, \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 tin c\u1eady trong c\u00e1c \u1ee9ng d\u1ee5ng k\u1eb9p.<\/p>\n

Ti\u00eau chu\u1ea9n n\u00e0y quy \u0111\u1ecbnh c\u00e1c c\u1ea5p v\u00e0 gi\u00e1 tr\u1ecb m\u00f4-men xo\u1eafn \u0111\u1ec3 ng\u0103n ng\u1eeba hi\u1ec7n t\u01b0\u1ee3ng n\u1edbi l\u1ecfng d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a rung \u0111\u1ed9ng ho\u1eb7c t\u1ea3i tr\u1ecdng \u0111\u1ed9ng. Vi\u1ec7c tu\u00e2n th\u1ee7 c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt n\u00e0y l\u00e0 r\u1ea5t c\u1ea7n thi\u1ebft \u0111\u1ed1i v\u1edbi c\u00e1c k\u1ef9 s\u01b0 v\u00e0 nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u1ec3 duy tr\u00ec t\u00ednh to\u00e0n v\u1eb9n c\u1ea5u tr\u00fac v\u00e0 an to\u00e0n. C\u00e1c c\u1ea5p m\u00f4-men xo\u1eafn \u0111\u01b0\u1ee3c k\u00fd hi\u1ec7u b\u1eb1ng ch\u1eef s\u1ed1 La M\u00e3 (I, II, III), \u0111\u00f3ng vai tr\u00f2 l\u00e0 k\u00fd hi\u1ec7u nh\u1eadn bi\u1ebft ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 ch\u1ec9 s\u1ed1 v\u1ec1 \u0111\u1ed9 \u01b0u vi\u1ec7t. C\u00e1c c\u1ea5p n\u00e0y ch\u1ec9 \u00e1p d\u1ee5ng cho c\u00e1c \u0111ai \u1ed1c c\u00e1nh tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n qu\u1ed1c gia, \u0111\u1ea3m b\u1ea3o t\u00ednh nh\u1ea5t qu\u00e1n gi\u1eefa c\u00e1c s\u1ea3n ph\u1ea9m.<\/p>\n

Tr\u00ean th\u1ef1c t\u1ebf, m\u00f4-men xo\u1eafn \u0111\u1ea3m b\u1ea3o \u0111\u01b0\u1ee3c ki\u1ec3m tra \u1edf nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng b\u1eb1ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p quy \u0111\u1ecbnh, trong \u0111\u00f3 \u0111ai \u1ed1c kh\u00f4ng \u0111\u01b0\u1ee3c b\u1ecb tr\u1eddn ren, g\u00e3y ho\u1eb7c bi\u1ebfn d\u1ea1ng c\u00e1nh \u0111\u00e1ng k\u1ec3. Sau khi ki\u1ec3m tra, \u0111ai \u1ed1c ph\u1ea3i c\u00f3 th\u1ec3 th\u00e1o ra b\u1eb1ng tay ho\u1eb7c v\u1edbi s\u1ef1 h\u1ed7 tr\u1ee3 t\u1ed1i thi\u1ec3u c\u1ee7a d\u1ee5ng c\u1ee5, kh\u00f4ng qu\u00e1 n\u1eeda v\u00f2ng. N\u1ebfu bu l\u00f4ng b\u1ecb h\u1ecfng trong qu\u00e1 tr\u00ecnh th\u1eed nghi\u1ec7m, k\u1ebft qu\u1ea3 s\u1ebd b\u1ecb v\u00f4 hi\u1ec7u, nh\u1ea5n m\u1ea1nh t\u1ea7m quan tr\u1ecdng c\u1ee7a \u0111\u1ed9 b\u1ec1n bu l\u00f4ng t\u01b0\u01a1ng th\u00edch.<\/p>\n

Hi\u1ec3u r\u00f5 ti\u00eau chu\u1ea9n n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p nh\u01b0 \u00f4 t\u00f4, h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5 v\u00e0 x\u00e2y d\u1ef1ng, n\u01a1i c\u00e1c chi ti\u1ebft l\u1eafp gh\u00e9p ph\u1ea3i ho\u1ea1t \u0111\u1ed9ng t\u1ed1t d\u01b0\u1edbi t\u1ea3i tr\u1ecdng quy \u0111\u1ecbnh. Vi\u1ec7c tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n GB\/T 3098.20-2004 gi\u00fap l\u1ef1a ch\u1ecdn \u0111ai \u1ed1c c\u00e1nh ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u momen xo\u1eafn cao, gi\u1ea3m thi\u1ec3u r\u1ee7i ro h\u1ecfng h\u00f3c v\u00e0 t\u0103ng tu\u1ed5i th\u1ecd s\u1ea3n ph\u1ea9m. Ti\u00eau chu\u1ea9n n\u00e0y t\u1eadp trung v\u00e0o momen xo\u1eafn, \u0111\u1ea3m b\u1ea3o r\u1eb1ng \u0111ai \u1ed1c c\u00e1nh cung c\u1ea5p c\u01a1 ch\u1ebf momen xo\u1eafn ch\u1ee7 \u0111\u1ea1o, \u0111i\u1ec1u n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi kh\u1ea3 n\u0103ng t\u1ef1 kh\u00f3a m\u00e0 kh\u00f4ng c\u1ea7n th\u00eam c\u00e1c y\u1ebfu t\u1ed1 kh\u00f3a b\u1ed5 sung.<\/p>\n

V\u1ec1 m\u1eb7t l\u1ecbch s\u1eed, c\u00e1c ti\u00eau chu\u1ea9n n\u00e0y ra \u0111\u1eddi t\u1eeb nhu c\u1ea7u chu\u1ea9n h\u00f3a hi\u1ec7u su\u1ea5t c\u1ee7a c\u00e1c chi ti\u1ebft l\u1eafp gh\u00e9p trong b\u1ed1i c\u1ea3nh c\u00f4ng nghi\u1ec7p h\u00f3a ng\u00e0y c\u00e0ng t\u0103ng. Ti\u00eau chu\u1ea9n GB\/T 3098.20-2004 d\u1ef1a tr\u00ean c\u00e1c ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf t\u01b0\u01a1ng \u0111\u01b0\u01a1ng nh\u01b0 ti\u00eau chu\u1ea9n ISO, \u0111i\u1ec1u ch\u1ec9nh ch\u00fang cho ph\u00f9 h\u1ee3p v\u1edbi b\u1ed1i c\u1ea3nh s\u1ea3n xu\u1ea5t c\u1ee7a Trung Qu\u1ed1c. C\u00e1c l\u1ee3i \u00edch ch\u00ednh bao g\u1ed3m c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng thay th\u1ebf, ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 hi\u1ec7u qu\u1ea3 chi ph\u00ed trong s\u1ea3n xu\u1ea5t. C\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t ph\u1ea3i t\u00edch h\u1ee3p c\u00e1c th\u00f4ng s\u1ed1 m\u00f4-men xo\u1eafn n\u00e0y v\u00e0o quy tr\u00ecnh \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a h\u1ecd, s\u1eed d\u1ee5ng c\u00e1c d\u1ee5ng c\u1ee5 \u0111o m\u00f4-men xo\u1eafn \u0111\u00e3 hi\u1ec7u chu\u1ea9n \u0111\u1ec3 ki\u1ec3m tra.<\/p>\n

\u0110\u1ec3 s\u1eed d\u1ee5ng t\u1ed1i \u01b0u, c\u00e1c k\u1ef9 s\u01b0 n\u00ean xem x\u00e9t c\u00e1c \u0111\u1eb7c t\u00ednh v\u1eadt li\u1ec7u, ch\u1eb3ng h\u1ea1n nh\u01b0 m\u00e1c th\u00e9p v\u00e0 x\u1eed l\u00fd b\u1ec1 m\u1eb7t, v\u00ec ch\u00fang \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn gi\u00e1 tr\u1ecb m\u00f4-men xo\u1eafn. \u200b\u200bV\u00ed d\u1ee5, kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn kh\u1ea3 n\u0103ng gi\u1eef m\u00f4-men xo\u1eafn l\u00e2u d\u00e0i. Ph\u1ea7n gi\u1edbi thi\u1ec7u n\u00e0y \u0111\u1eb7t n\u1ec1n t\u1ea3ng cho vi\u1ec7c t\u00ecm hi\u1ec3u s\u00e2u h\u01a1n v\u1ec1 c\u00e1c chi ti\u1ebft c\u1ee5 th\u1ec3 c\u1ee7a ti\u00eau chu\u1ea9n, h\u01b0\u1edbng d\u1eabn c\u00e1c chuy\u00ean gia \u00e1p d\u1ee5ng hi\u1ec7u qu\u1ea3 c\u00e1c h\u01b0\u1edbng d\u1eabn v\u1ec1 m\u00f4-men xo\u1eafn n\u00e0y trong c\u00e1c quy tr\u00ecnh thi\u1ebft k\u1ebf v\u00e0 l\u1eafp r\u00e1p.<\/p>\n

Ph\u1ea1m vi v\u00e0 \u1ee9ng d\u1ee5ng<\/h2>\n

Ti\u00eau chu\u1ea9n GB\/T 3098.20-2004 quy \u0111\u1ecbnh c\u00e1c y\u00eau c\u1ea7u v\u1ec1 hi\u1ec7u su\u1ea5t c\u01a1 h\u1ecdc \u0111\u1ed1i v\u1edbi \u0111ai \u1ed1c c\u00e1nh, \u0111\u1eb7c bi\u1ec7t l\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu m\u00f4-men xo\u1eafn \u0111\u1ea3m b\u1ea3o c\u1ee7a ch\u00fang. Ti\u00eau chu\u1ea9n n\u00e0y \u00e1p d\u1ee5ng cho c\u00e1c lo\u1ea1i \u0111ai \u1ed1c c\u00e1nh c\u00f3 ren h\u1ec7 m\u00e9t t\u1eeb M2 \u0111\u1ebfn M24, nh\u01b0 \u0111\u01b0\u1ee3c n\u00eau chi ti\u1ebft trong c\u00e1c ti\u00eau chu\u1ea9n qu\u1ed1c gia li\u00ean quan v\u1ec1 k\u00edch th\u01b0\u1edbc \u1ed1c v\u00edt. Ti\u00eau chu\u1ea9n n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng k\u1ef9 thu\u1eadt chung, n\u01a1i vi\u1ec7c si\u1ebft ch\u1eb7t b\u1eb1ng tay \u0111\u01b0\u1ee3c \u01b0u ti\u00ean, ngo\u1ea1i tr\u1eeb c\u00e1c tr\u01b0\u1eddng h\u1ee3p y\u00eau c\u1ea7u \u0111\u1ed9 ch\u00ednh x\u00e1c cao ho\u1eb7c m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t, tr\u1eeb khi c\u00f3 quy \u0111\u1ecbnh kh\u00e1c.<\/p>\n

C\u00e1c \u1ee9ng d\u1ee5ng bao g\u1ed3m m\u00e1y m\u00f3c c\u1ea7n l\u1eafp r\u00e1p v\u00e0 th\u00e1o r\u1eddi nhanh ch\u00f3ng, ch\u1eb3ng h\u1ea1n nh\u01b0 trong c\u00e1c \u0111\u1ed3 g\u00e1 \u0111i\u1ec1u ch\u1ec9nh, k\u1eb9p v\u00e0 t\u1ea5m. Trong ng\u00e0nh c\u00f4ng nghi\u1ec7p \u00f4 t\u00f4, \u0111ai \u1ed1c c\u00e1nh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c c\u1ef1c pin v\u00e0 c\u00e1c ph\u1ee5 ki\u1ec7n n\u1ed9i th\u1ea5t, d\u1ef1a v\u00e0o m\u00f4-men xo\u1eafn \u0111\u01b0\u1ee3c \u0111\u1ea3m b\u1ea3o \u0111\u1ec3 duy tr\u00ec c\u00e1c k\u1ebft n\u1ed1i ch\u1eafc ch\u1eafn d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a rung \u0111\u1ed9ng. Ng\u00e0nh x\u00e2y d\u1ef1ng v\u00e0 n\u1ed9i th\u1ea5t c\u0169ng \u0111\u01b0\u1ee3c h\u01b0\u1edfng l\u1ee3i t\u1eeb t\u00ednh d\u1ec5 s\u1eed d\u1ee5ng c\u1ee7a ch\u00fang, \u0111\u1ea3m b\u1ea3o r\u1eb1ng gi\u00e1 tr\u1ecb m\u00f4-men xo\u1eafn ng\u0103n ng\u1eeba vi\u1ec7c b\u1ecb n\u1edbi l\u1ecfng ngo\u00e0i \u00fd mu\u1ed1n theo th\u1eddi gian.<\/p>\n

Ti\u00eau chu\u1ea9n n\u00e0y \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng r\u1ed9ng r\u00e3i trong ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n xu\u1ea5t, n\u01a1i vi\u1ec7c ki\u1ec3m tra m\u00f4-men xo\u1eafn x\u00e1c minh s\u1ef1 tu\u00e2n th\u1ee7. N\u00f3 quy \u0111\u1ecbnh r\u1eb1ng c\u00e1c c\u1ea5p m\u00f4-men xo\u1eafn ch\u1ec9 \u00e1p d\u1ee5ng cho c\u00e1c s\u1ea3n ph\u1ea9m \u0111\u00e1p \u1ee9ng ti\u00eau chu\u1ea9n k\u00edch th\u01b0\u1edbc GB\/T, nh\u1eb1m th\u00fac \u0111\u1ea9y t\u00ednh \u0111\u1ed3ng nh\u1ea5t. Ng\u01b0\u1eddi s\u1eed d\u1ee5ng ph\u1ea3i ch\u1ecdn c\u1ea5p ph\u00f9 h\u1ee3p d\u1ef1a tr\u00ean y\u00eau c\u1ea7u t\u1ea3i tr\u1ecdng; v\u00ed d\u1ee5, C\u1ea5p I d\u00e0nh cho c\u00e1c y\u00eau c\u1ea7u m\u00f4-men xo\u1eafn cao h\u01a1n trong c\u00e1c thi\u1ebft l\u1eadp t\u1ea3i n\u1eb7ng.<\/p>\n

V\u1ec1 m\u1eb7t h\u1ea1n ch\u1ebf, ti\u00eau chu\u1ea9n n\u00e0y kh\u00f4ng bao g\u1ed3m c\u00e1c lo\u1ea1i \u0111ai \u1ed1c c\u00e1nh kh\u00f4ng ph\u1ea3i kim lo\u1ea1i ho\u1eb7c c\u00e1c lo\u1ea1i c\u00f3 l\u1edbp ph\u1ee7 \u0111\u1eb7c bi\u1ec7t tr\u1eeb khi ch\u00fang ph\u00f9 h\u1ee3p v\u1edbi \u0111\u1eb7c t\u00ednh v\u1eadt li\u1ec7u c\u01a1 b\u1ea3n. C\u00e1c y\u1ebfu t\u1ed1 m\u00f4i tr\u01b0\u1eddng nh\u01b0 bi\u1ebfn \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t momen xo\u1eafn th\u1ef1c t\u1ebf, do \u0111\u00f3 c\u00e1c \u1ee9ng d\u1ee5ng trong \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 cao c\u00f3 th\u1ec3 y\u00eau c\u1ea7u h\u1ec7 s\u1ed1 gi\u1ea3m t\u1ea3i b\u1ed5 sung.<\/p>\n

C\u00e1c ph\u01b0\u01a1ng ph\u00e1p th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t khi s\u1eed d\u1ee5ng bao g\u1ed3m vi\u1ec7c k\u1ebft h\u1ee3p \u0111ai \u1ed1c c\u00e1nh v\u1edbi bu l\u00f4ng c\u00f3 \u0111\u1ed9 b\u1ec1n \u0111\u1ee7 \u0111\u1ec3 tr\u00e1nh l\u00e0m m\u1ea5t hi\u1ec7u l\u1ef1c th\u1eed nghi\u1ec7m. C\u00e1c k\u1ef9 s\u01b0 n\u00ean t\u00ednh \u0111\u1ebfn bi\u00ean \u0111\u1ed9 an to\u00e0n, th\u01b0\u1eddng l\u00e0 20-30% cao h\u01a1n m\u00f4-men xo\u1eafn \u0111\u1ea3m b\u1ea3o, \u0111\u1ec3 t\u00ednh \u0111\u1ebfn c\u00e1c bi\u1ebfn s\u1ed1 th\u1ef1c t\u1ebf. Ph\u1ea1m vi n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng \u0111ai \u1ed1c c\u00e1nh mang l\u1ea1i hi\u1ec7u su\u1ea5t \u1ed5n \u0111\u1ecbnh, n\u00e2ng cao \u0111\u1ed9 tin c\u1eady trong nhi\u1ec1u b\u1ed1i c\u1ea3nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau.<\/p>\n

H\u01a1n n\u1eefa, ti\u00eau chu\u1ea9n n\u00e0y t\u1ea1o \u0111i\u1ec1u ki\u1ec7n thu\u1eadn l\u1ee3i cho th\u01b0\u01a1ng m\u1ea1i qu\u1ed1c t\u1ebf b\u1eb1ng c\u00e1ch ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c chu\u1ea9n m\u1ef1c to\u00e0n c\u1ea7u, cho ph\u00e9p c\u00e1c s\u1ea3n ph\u1ea9m \u1ed1c v\u00edt s\u1ea3n xu\u1ea5t t\u1ea1i Trung Qu\u1ed1c \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u xu\u1ea5t kh\u1ea9u. C\u00e1c ch\u01b0\u01a1ng tr\u00ecnh \u0111\u00e0o t\u1ea1o cho nh\u00e2n vi\u00ean l\u1eafp r\u00e1p n\u00ean nh\u1ea5n m\u1ea1nh k\u1ef9 thu\u1eadt si\u1ebft ch\u1eb7t \u0111\u00fang l\u1ef1c \u0111\u1ec3 t\u1ed1i \u0111a h\u00f3a l\u1ee3i \u00edch c\u1ee7a ti\u00eau chu\u1ea9n n\u00e0y. Nh\u00ecn chung, ph\u1ea1m vi v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a GB\/T 3098.20-2004 cung c\u1ea5p m\u1ed9t khu\u00f4n kh\u1ed5 v\u1eefng ch\u1eafc cho c\u00e1c gi\u1ea3i ph\u00e1p si\u1ebft ch\u1eb7t an to\u00e0n.<\/p>\n

C\u00e1c c\u1ea5p \u0111\u1ed9 m\u00f4-men xo\u1eafn \u0111\u01b0\u1ee3c \u0111\u1ea3m b\u1ea3o<\/h2>\n

Ti\u00eau chu\u1ea9n GB\/T 3098.20-2004 quy \u0111\u1ecbnh c\u1ea5p \u0111\u1ed9 momen xo\u1eafn \u0111\u1ea3m b\u1ea3o b\u1eb1ng c\u00e1c ch\u1eef s\u1ed1 La M\u00e3 I, II v\u00e0 III. C\u00e1c c\u1ea5p \u0111\u1ed9 n\u00e0y \u0111\u00f3ng vai tr\u00f2 nh\u01b0 m\u00e3 s\u1ed1 m\u00e0 kh\u00f4ng h\u00e0m \u00fd th\u1ee9 b\u1eadc v\u1ec1 hi\u1ec7u su\u1ea5t; thay v\u00e0o \u0111\u00f3, ch\u00fang ph\u00e2n lo\u1ea1i \u0111ai \u1ed1c c\u00e1nh d\u1ef1a tr\u00ean kh\u1ea3 n\u0103ng ch\u1ecbu momen xo\u1eafn t\u1ed1i thi\u1ec3u. C\u1ea5p \u0111\u1ed9 I cung c\u1ea5p gi\u00e1 tr\u1ecb momen xo\u1eafn cao nh\u1ea5t, ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi kh\u1eaft khe, trong khi c\u1ea5p \u0111\u1ed9 II v\u00e0 III cung c\u1ea5p c\u00e1c gi\u00e1 tr\u1ecb th\u1ea5p h\u01a1n d\u1ea7n cho c\u00e1c \u1ee9ng d\u1ee5ng nh\u1eb9 h\u01a1n.<\/p>\n

C\u00e1c lo\u1ea1i \u0111ai \u1ed1c c\u00e1nh \u0111\u1ea3m b\u1ea3o ch\u00fang c\u00f3 m\u00f4-men xo\u1eafn c\u1ea7n thi\u1ebft \u0111\u1ec3 xoay \u0111ai \u1ed1c tr\u00ean bu l\u00f4ng sau khi l\u1eafp \u0111\u1eb7t ban \u0111\u1ea7u, ng\u0103n ng\u1eeba hi\u1ec7n t\u01b0\u1ee3ng t\u1ef1 n\u1edbi l\u1ecfng. \u0110i\u1ec1u n\u00e0y \u0111\u1ea1t \u0111\u01b0\u1ee3c nh\u1edd c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m thi\u1ebft k\u1ebf nh\u01b0 ren bi\u1ebfn d\u1ea1ng ho\u1eb7c h\u00ecnh d\u1ea1ng c\u00e1nh t\u1ea1o ra ma s\u00e1t.<\/p>\n

Vi\u1ec7c l\u1ef1a ch\u1ecdn c\u1ea5p \u0111\u1ed9 ph\u1ee5 thu\u1ed9c v\u00e0o nhu c\u1ea7u m\u00f4-men xo\u1eafn c\u1ee7a \u1ee9ng d\u1ee5ng; v\u00ed d\u1ee5, c\u1ea5p \u0111\u1ed9 III ch\u1ec9 gi\u1edbi h\u1ea1n \u1edf c\u00e1c k\u00edch th\u01b0\u1edbc nh\u1ecf h\u01a1n nh\u01b0 M3 \u0111\u1ebfn M10, n\u01a1i m\u00f4-men xo\u1eafn th\u1ea5p h\u01a1n l\u00e0 \u0111\u1ee7. C\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u00e1nh d\u1ea5u s\u1ea3n ph\u1ea9m b\u1eb1ng c\u00e1c c\u1ea5p \u0111\u1ed9 n\u00e0y \u0111\u1ec3 d\u1ec5 nh\u1eadn bi\u1ebft, h\u1ed7 tr\u1ee3 qu\u1ea3n l\u00fd h\u00e0ng t\u1ed3n kho v\u00e0 x\u00e1c minh s\u1ef1 tu\u00e2n th\u1ee7.<\/p>\n

Trong qu\u00e1 tr\u00ecnh th\u1eed nghi\u1ec7m, c\u00e1c lo\u1ea1i \u0111ai \u1ed1c ph\u1ea3i \u0111\u00e1p \u1ee9ng m\u00f4-men xo\u1eafn quy \u0111\u1ecbnh m\u00e0 kh\u00f4ng g\u00e2y ra c\u00e1c l\u1ed7i nh\u01b0 tr\u01b0\u1ee3t ren ho\u1eb7c cong c\u00e1nh. Sau khi th\u1eed nghi\u1ec7m, ti\u00eau ch\u00ed v\u1ec1 kh\u1ea3 n\u0103ng th\u00e1o l\u1eafp c\u1ee7a \u0111ai \u1ed1c nh\u1ea5n m\u1ea1nh vai tr\u00f2 c\u1ee7a lo\u1ea1i \u0111ai \u1ed1c trong c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng. Vi\u1ec7c kh\u00f4ng \u0111\u1ea1t ti\u00eau chu\u1ea9n c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn l\u1ed7i l\u1eafp r\u00e1p, cho th\u1ea5y t\u1ea7m quan tr\u1ecdng c\u1ee7a c\u00e1c nh\u00e0 cung c\u1ea5p \u0111\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn.<\/p>\n

Ph\u00e2n t\u00edch so s\u00e1nh v\u1edbi c\u00e1c ti\u00eau chu\u1ea9n kh\u00e1c cho th\u1ea5y c\u00e1c c\u1ea5p \u0111\u1ed9 n\u00e0y ph\u00f9 h\u1ee3p v\u1edbi ti\u00eau chu\u1ea9n ISO 2320 v\u1ec1 \u0111ai \u1ed1c momen xo\u1eafn th\u00f4ng d\u1ee5ng, \u0111\u1ea3m b\u1ea3o t\u00ednh t\u01b0\u01a1ng th\u00edch. C\u00e1c k\u1ef9 s\u01b0 n\u00ean xem x\u00e9t \u1ea3nh h\u01b0\u1edfng c\u1ee7a c\u1ea5p \u0111\u1ed9 \u0111\u1ebfn chi ph\u00ed; c\u00e1c c\u1ea5p \u0111\u1ed9 cao h\u01a1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng v\u1eadt li\u1ec7u b\u1ec1n h\u01a1n, l\u00e0m t\u0103ng chi ph\u00ed nh\u01b0ng t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 b\u1ec1n.<\/p>\n

Vi\u1ec7c tri\u1ec3n khai th\u1ef1c t\u1ebf bao g\u1ed3m c\u00e1c bi\u1ec3u \u0111\u1ed3 hi\u1ec7u chu\u1ea9n m\u00f4-men xo\u1eafn \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf ri\u00eang cho t\u1eebng lo\u1ea1i, \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p v\u00e0o h\u01b0\u1edbng d\u1eabn l\u1eafp r\u00e1p. Ph\u1ea7n n\u00e0y l\u00e0m r\u00f5 c\u00e1ch c\u00e1c lo\u1ea1i chu\u1ea9n h\u00f3a hi\u1ec7u su\u1ea5t, th\u00fac \u0111\u1ea9y ni\u1ec1m tin v\u00e0o \u0111\u1ed9 tin c\u1eady c\u1ee7a \u0111ai \u1ed1c c\u00e1nh trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p.<\/p>\n

Ph\u01b0\u01a1ng ph\u00e1p v\u00e0 y\u00eau c\u1ea7u th\u1eed nghi\u1ec7m<\/h2>\n

Vi\u1ec7c th\u1eed nghi\u1ec7m theo ti\u00eau chu\u1ea9n GB\/T 3098.20-2004 \u0111\u01b0\u1ee3c ti\u1ebfn h\u00e0nh \u1edf nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng b\u1eb1ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p \u0111\u01b0\u1ee3c n\u00eau trong Ch\u01b0\u01a1ng 4 c\u1ee7a ti\u00eau chu\u1ea9n. Quy tr\u00ecnh bao g\u1ed3m vi\u1ec7c si\u1ebft ch\u1eb7t \u0111ai \u1ed1c c\u00e1nh v\u1edbi m\u00f4-men xo\u1eafn quy \u0111\u1ecbnh khi l\u1eafp r\u00e1p tr\u00ean bu l\u00f4ng t\u01b0\u01a1ng th\u00edch, quan s\u00e1t c\u00e1c l\u1ed7i nh\u01b0 bong ren, g\u00e3y ho\u1eb7c bi\u1ebfn d\u1ea1ng c\u00e1nh.<\/p>\n

C\u00e1c y\u00eau c\u1ea7u quy \u0111\u1ecbnh r\u1eb1ng sau khi si\u1ebft ch\u1eb7t, \u0111ai \u1ed1c ph\u1ea3i c\u00f3 th\u1ec3 th\u00e1o ra b\u1eb1ng tay ho\u1eb7c b\u1eb1ng c\u1edd l\u00ea, kh\u00f4ng qu\u00e1 n\u1eeda v\u00f2ng. H\u01b0 h\u1ecfng bu l\u00f4ng s\u1ebd l\u00e0m m\u1ea5t hi\u1ec7u l\u1ef1c c\u1ee7a th\u1eed nghi\u1ec7m, necessitating vi\u1ec7c th\u1eed nghi\u1ec7m l\u1ea1i v\u1edbi c\u00e1c bu l\u00f4ng m\u1ea1nh h\u01a1n. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t c\u1ee7a \u0111ai \u1ed1c \u0111\u01b0\u1ee3c t\u00e1ch bi\u1ec7t v\u00e0 \u0111\u00e1nh gi\u00e1 ch\u00ednh x\u00e1c.<\/p>\n

Thi\u1ebft b\u1ecb bao g\u1ed3m c\u1edd l\u00ea l\u1ef1c \u0111\u00e3 hi\u1ec7u chu\u1ea9n v\u00e0 c\u00e1c \u0111\u1ed3 g\u00e1 \u0111\u1ec3 m\u00f4 ph\u1ecfng vi\u1ec7c k\u1eb9p trong \u0111i\u1ec1u ki\u1ec7n th\u1ef1c t\u1ebf. K\u1ebf ho\u1ea1ch l\u1ea5y m\u1eabu t\u1eeb h\u01b0\u1edbng d\u1eabn ti\u00eau chu\u1ea9n v\u1ec1 th\u1eed nghi\u1ec7m theo l\u00f4, v\u1edbi ti\u00eau ch\u00ed ch\u1ea5p nh\u1eadn d\u1ef1a tr\u00ean vi\u1ec7c kh\u00f4ng c\u00f3 l\u1ed7i \u0111\u1ed1i v\u1edbi c\u00e1c th\u00f4ng s\u1ed1 quan tr\u1ecdng.<\/p>\n

Vi\u1ec7c ki\u1ec3m so\u00e1t m\u00f4i tr\u01b0\u1eddng trong qu\u00e1 tr\u00ecnh th\u1eed nghi\u1ec7m duy tr\u00ec t\u00ednh nh\u1ea5t qu\u00e1n, tr\u00e1nh \u1ea3nh h\u01b0\u1edfng c\u1ee7a \u0111\u1ed9 \u1ea9m ho\u1eb7c nhi\u1ec7t \u0111\u1ed9 \u0111\u1ebfn ma s\u00e1t. Sau khi th\u1eed nghi\u1ec7m, vi\u1ec7c ki\u1ec3m tra s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p quan s\u00e1t tr\u1ef1c quan v\u00e0 \u0111o k\u00edch th\u01b0\u1edbc \u0111\u1ec3 x\u00e1c nh\u1eadn kh\u00f4ng c\u00f3 bi\u1ebfn d\u1ea1ng v\u0129nh vi\u1ec5n.<\/p>\n

C\u00e1c ph\u01b0\u01a1ng ph\u00e1p n\u00e0y ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c giao th\u1ee9c ki\u1ec3m tra qu\u1ed1c t\u1ebf, th\u00fac \u0111\u1ea9y s\u1ef1 ch\u1ea5p nh\u1eadn to\u00e0n c\u1ea7u. C\u00e1c y\u00eau c\u1ea7u m\u1edf r\u1ed9ng \u0111\u1ebfn vi\u1ec7c l\u1eadp t\u00e0i li\u1ec7u, ghi l\u1ea1i c\u00e1c gi\u00e1 tr\u1ecb m\u00f4-men xo\u1eafn v\u00e0 c\u00e1c ki\u1ec3u h\u1ecfng h\u00f3c \u0111\u1ec3 truy xu\u1ea5t ngu\u1ed3n g\u1ed1c. Tr\u00ean th\u1ef1c t\u1ebf, c\u00e1c thi\u1ebft b\u1ecb ki\u1ec3m tra t\u1ef1 \u0111\u1ed9ng gi\u00fap n\u00e2ng cao hi\u1ec7u qu\u1ea3 cho s\u1ea3n xu\u1ea5t h\u00e0ng lo\u1ea1t.<\/p>\n

Tu\u00e2n th\u1ee7 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m n\u00e0y \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 tin c\u1eady c\u1ee7a s\u1ea3n ph\u1ea9m, gi\u1ea3m thi\u1ec3u l\u1ed7i trong th\u1ef1c t\u1ebf s\u1eed d\u1ee5ng. C\u00e1ch ti\u1ebfp c\u1eadn to\u00e0n di\u1ec7n n\u00e0y nh\u1ea5n m\u1ea1nh t\u00ednh nghi\u00eam ng\u1eb7t c\u1ee7a ti\u00eau chu\u1ea9n trong vi\u1ec7c x\u00e1c th\u1ef1c hi\u1ec7u su\u1ea5t m\u00f4-men xo\u1eafn c\u1ee7a \u0111ai \u1ed1c c\u00e1nh.<\/p>\n

B\u1ea3ng gi\u00e1 tr\u1ecb m\u00f4-men xo\u1eafn \u0111\u1ea3m b\u1ea3o<\/h2>\n

B\u1ea3ng d\u01b0\u1edbi \u0111\u00e2y tr\u00ecnh b\u00e0y c\u00e1c gi\u00e1 tr\u1ecb m\u00f4-men xo\u1eafn \u0111\u1ea3m b\u1ea3o t\u00ednh b\u1eb1ng Newton-m\u00e9t (N\u00b7m) theo ti\u00eau chu\u1ea9n GB\/T 3098.20-2004. C\u00e1c gi\u00e1 tr\u1ecb n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c k\u1ef9 s\u01b0 thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o l\u1ef1a ch\u1ecdn v\u00e0 s\u1eed d\u1ee5ng \u0111ai \u1ed1c c\u00e1nh \u0111\u00fang c\u00e1ch.<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
K\u00edch th\u01b0\u1edbc s\u1ee3i<\/th>\nC\u1ea5p \u0111\u1ed9 momen xo\u1eafn \u0111\u1ea3m b\u1ea3o (N\u00b7m)<\/th>\n<\/tr>\n
T\u00d4I<\/th>\nII<\/th>\nIII<\/th>\n<\/tr>\n<\/thead>\n
M2<\/td>\n0.2<\/td>\n0.15<\/td>\n\u2014<\/td>\n<\/tr>\n
M2.5<\/td>\n0.39<\/td>\n0.29<\/td>\n\u2014<\/td>\n<\/tr>\n
M3<\/td>\n0.69<\/td>\n0.49<\/td>\n0.29<\/td>\n<\/tr>\n
M4<\/td>\n1.57<\/td>\n1.08<\/td>\n0.59<\/td>\n<\/tr>\n
M5<\/td>\n3.14<\/td>\n2.16<\/td>\n1.08<\/td>\n<\/tr>\n
M6<\/td>\n5.39<\/td>\n3.92<\/td>\n1.96<\/td>\n<\/tr>\n
M8<\/td>\n12.7<\/td>\n8.83<\/td>\n4.41<\/td>\n<\/tr>\n
M10<\/td>\n25.5<\/td>\n17.7<\/td>\n8.83<\/td>\n<\/tr>\n
M12<\/td>\n45.1<\/td>\n31.4<\/td>\n\u2014<\/td>\n<\/tr>\n
M14<\/td>\n71.6<\/td>\n50<\/td>\n\u2014<\/td>\n<\/tr>\n
M16<\/td>\n113<\/td>\n78.5<\/td>\n\u2014<\/td>\n<\/tr>\n
M18<\/td>\n157<\/td>\n108<\/td>\n\u2014<\/td>\n<\/tr>\n
M20<\/td>\n216<\/td>\n147<\/td>\n\u2014<\/td>\n<\/tr>\n
M22<\/td>\n294<\/td>\n206<\/td>\n\u2014<\/td>\n<\/tr>\n
M24<\/td>\n382<\/td>\n265<\/td>\n\u2014<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

B\u1ea3ng n\u00e0y \u0111\u01b0\u1ee3c tr\u00edch tr\u1ef1c ti\u1ebfp t\u1eeb ti\u00eau chu\u1ea9n, v\u1edbi c\u00e1c d\u1ea5u g\u1ea1ch ngang bi\u1ec3u th\u1ecb c\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u kh\u00f4ng c\u00f3 s\u1eb5n cho m\u1ed9t s\u1ed1 k\u00edch th\u01b0\u1edbc nh\u1ea5t \u0111\u1ecbnh. C\u00e1c gi\u00e1 tr\u1ecb t\u1ef7 l\u1ec7 thu\u1eadn v\u1edbi \u0111\u01b0\u1eddng k\u00ednh ren, ph\u1ea3n \u00e1nh kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i t\u0103ng l\u00ean. C\u00e1c k\u1ef9 s\u01b0 s\u1eed d\u1ee5ng d\u1eef li\u1ec7u n\u00e0y cho c\u00e1c th\u00f4ng s\u1ed1 m\u00f4-men xo\u1eafn trong b\u1ea3n v\u1ebd k\u1ef9 thu\u1eadt v\u00e0 h\u01b0\u1edbng d\u1eabn l\u1eafp r\u00e1p.<\/p>\n

Nh\u1eefng l\u01b0u \u00fd th\u1ef1c t\u1ebf v\u00e0 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p t\u1ed1t nh\u1ea5t<\/h2>\n

Vi\u1ec7c th\u1ef1c hi\u1ec7n ti\u00eau chu\u1ea9n GB\/T 3098.20-2004 \u0111\u00f2i h\u1ecfi ph\u1ea3i ch\u00fa \u00fd \u0111\u1ebfn vi\u1ec7c l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u, ch\u1eb3ng h\u1ea1n nh\u01b0 th\u00e9p carbon ho\u1eb7c th\u00e9p kh\u00f4ng g\u1ec9 cho m\u00f4i tr\u01b0\u1eddng d\u1ec5 b\u1ecb \u0103n m\u00f2n. C\u00e1c l\u1edbp ph\u1ee7 b\u1ec1 m\u1eb7t nh\u01b0 m\u1ea1 k\u1ebdm c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn m\u00f4-men xo\u1eafn b\u1eb1ng c\u00e1ch thay \u0111\u1ed5i h\u1ec7 s\u1ed1 ma s\u00e1t, do \u0111\u00f3 c\u1ea7n ph\u1ea3i \u0111i\u1ec1u ch\u1ec9nh trong qu\u00e1 tr\u00ecnh \u1ee9ng d\u1ee5ng.<\/p>\n

C\u00e1c bi\u1ec7n ph\u00e1p t\u1ed1t nh\u1ea5t bao g\u1ed3m s\u1eed d\u1ee5ng d\u1ee5ng c\u1ee5 gi\u1edbi h\u1ea1n m\u00f4-men xo\u1eafn \u0111\u1ec3 tr\u00e1nh si\u1ebft qu\u00e1 ch\u1eb7t, c\u00f3 th\u1ec3 l\u00e0m h\u1ecfng c\u00e1nh ho\u1eb7c ren. Vi\u1ec7c ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 quy tr\u00ecnh l\u1eafp r\u00e1p \u0111\u1ea3m b\u1ea3o tu\u00e2n th\u1ee7 c\u00e1c quy \u0111\u1ecbnh, c\u00f9ng v\u1edbi vi\u1ec7c \u0111\u00e0o t\u1ea1o v\u1ec1 c\u00e1c y\u00eau c\u1ea7u ti\u00eau chu\u1ea9n cho k\u1ef9 thu\u1eadt vi\u00ean.<\/p>\n

Trong c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 \u0111\u1ed9 rung cao, h\u00e3y k\u1ebft h\u1ee3p v\u1edbi v\u00f2ng \u0111\u1ec7m kh\u00f3a n\u1ebfu gi\u00e1 tr\u1ecb m\u00f4-men xo\u1eafn \u1edf m\u1ee9c gi\u1edbi h\u1ea1n. \u0110i\u1ec1u ki\u1ec7n b\u1ea3o qu\u1ea3n c\u1ea7n ng\u0103n ng\u1eeba \u00f4 nhi\u1ec5m, \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t m\u00f4-men xo\u1eafn. \u200b\u200bPh\u00e2n t\u00edch chi ph\u00ed-l\u1ee3i \u00edch \u01b0u ti\u00ean c\u00e1c lo\u1ea1i th\u00e9p ch\u1ea5t l\u01b0\u1ee3ng cao h\u01a1n cho c\u00e1c \u1ee9ng d\u1ee5ng quan tr\u1ecdng, c\u00e2n b\u1eb1ng gi\u1eefa chi ph\u00ed v\u00e0 \u0111\u1ed9 tin c\u1eady.<\/p>\n

Vi\u1ec7c t\u00edch h\u1ee3p v\u1edbi ph\u1ea7n m\u1ec1m CAD cho ph\u00e9p m\u00f4 ph\u1ecfng t\u1ea3i tr\u1ecdng momen xo\u1eafn, t\u1ed1i \u01b0u h\u00f3a thi\u1ebft k\u1ebf. C\u00e1c quy tr\u00ecnh b\u1ea3o tr\u00ec bao g\u1ed3m ki\u1ec3m tra momen xo\u1eafn \u0111\u1ecbnh k\u1ef3 \u0111\u1ec3 ph\u00e1t hi\u1ec7n hi\u1ec7n t\u01b0\u1ee3ng l\u1ecfng l\u1ebbo. Nh\u1eefng c\u00e2n nh\u1eafc n\u00e0y n\u00e2ng cao t\u00ednh h\u1eefu d\u1ee5ng th\u1ef1c ti\u1ec5n c\u1ee7a ti\u00eau chu\u1ea9n trong c\u00e1c t\u00ecnh hu\u1ed1ng th\u1ef1c t\u1ebf.<\/p>\n

C\u00e1c kh\u00eda c\u1ea1nh b\u1ec1n v\u1eefng bao g\u1ed3m v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 t\u00e1i ch\u1ebf tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n, gi\u1ea3m thi\u1ec3u t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn m\u00f4i tr\u01b0\u1eddng. S\u1ef1 h\u00e0i h\u00f2a to\u00e0n c\u1ea7u v\u1edbi c\u00e1c ti\u00eau chu\u1ea9n nh\u01b0 DIN 315 \u0111\u1ea3m b\u1ea3o s\u1ef1 t\u00edch h\u1ee3p li\u1ec1n m\u1ea1ch trong c\u00e1c d\u1ef1 \u00e1n \u0111a qu\u1ed1c gia.<\/p>\n

C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p (FAQ)<\/h2>\n
    \n
  • C\u00e1c ch\u1eef s\u1ed1 La M\u00e3 trong ti\u00eau chu\u1ea9n GB\/T 3098.20-2004 th\u1ec3 hi\u1ec7n \u0111i\u1ec1u g\u00ec?<\/strong> Ch\u00fang l\u00e0 c\u00e1c m\u00e3 bi\u1ec3u th\u1ecb c\u00e1c m\u1ee9c m\u00f4-men xo\u1eafn kh\u00e1c nhau, ch\u1ee9 kh\u00f4ng ph\u1ea3i th\u1ee9 h\u1ea1ng; C\u1ea5p I c\u00f3 gi\u00e1 tr\u1ecb cao nh\u1ea5t, \u00e1p d\u1ee5ng cho c\u00e1c k\u00edch th\u01b0\u1edbc ren c\u1ee5 th\u1ec3 v\u1edbi c\u00e1c y\u00eau c\u1ea7u t\u1ea3i tr\u1ecdng kh\u00e1c nhau.<\/li>\n
  • M\u00f4-men xo\u1eafn \u0111\u1ea3m b\u1ea3o \u0111\u01b0\u1ee3c ki\u1ec3m tra nh\u01b0 th\u1ebf n\u00e0o?<\/strong> \u1ede nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng, si\u1ebft ch\u1eb7t theo m\u00f4-men xo\u1eafn quy \u0111\u1ecbnh; \u0111ai \u1ed1c kh\u00f4ng \u0111\u01b0\u1ee3c b\u1ecb h\u1ecfng v\u00e0 ph\u1ea3i th\u00e1o ra d\u1ec5 d\u00e0ng sau khi th\u1eed nghi\u1ec7m, n\u1ebfu bu l\u00f4ng b\u1ecb h\u01b0 h\u1ecfng th\u00ec k\u1ebft qu\u1ea3 s\u1ebd kh\u00f4ng \u0111\u1ea1t y\u00eau c\u1ea7u.<\/li>\n
  • C\u00e1c gi\u00e1 tr\u1ecb m\u00f4-men xo\u1eafn n\u00e0y c\u00f3 \u00e1p d\u1ee5ng cho t\u1ea5t c\u1ea3 c\u00e1c lo\u1ea1i \u0111ai \u1ed1c c\u00e1nh kh\u00f4ng?<\/strong> Ch\u1ec9 nh\u1eefng s\u1ea3n ph\u1ea9m \u0111\u00e1p \u1ee9ng ti\u00eau chu\u1ea9n k\u00edch th\u01b0\u1edbc qu\u1ed1c gia m\u1edbi \u0111\u01b0\u1ee3c ch\u1ea5p nh\u1eadn; c\u00e1c s\u1ea3n ph\u1ea9m kh\u00f4ng \u0111\u1ea1t ti\u00eau chu\u1ea9n c\u00f3 th\u1ec3 kh\u00f4ng \u0111\u00e1p \u1ee9ng c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt n\u00e0y, do \u0111\u00f3 c\u1ea7n ph\u1ea3i ki\u1ec3m tra ri\u00eang.<\/li>\n
  • \u0110i\u1ec1u g\u00ec s\u1ebd x\u1ea3y ra n\u1ebfu si\u1ebft ch\u1eb7t \u0111ai \u1ed1c c\u00e1nh v\u01b0\u1ee3t qu\u00e1 m\u00f4-men xo\u1eafn quy \u0111\u1ecbnh?<\/strong> Vi\u1ec7c n\u00e0y ti\u1ec1m \u1ea9n nguy c\u01a1 bi\u1ebfn d\u1ea1ng ho\u1eb7c h\u01b0 h\u1ecfng; lu\u00f4n lu\u00f4n si\u1ebft ch\u1eb7t trong gi\u1edbi h\u1ea1n cho ph\u00e9p, s\u1eed d\u1ee5ng d\u1ee5ng c\u1ee5 \u0111\u00e3 \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n \u0111\u1ec3 tr\u00e1nh si\u1ebft qu\u00e1 ch\u1eb7t trong qu\u00e1 tr\u00ecnh l\u1eafp r\u00e1p.<\/li>\n
  • C\u00e1c gi\u00e1 tr\u1ecb n\u00e0y c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c trong m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 cao kh\u00f4ng?<\/strong> Ti\u00eau chu\u1ea9n n\u00e0y \u00e1p d\u1ee5ng cho nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng; \u0111\u1ed1i v\u1edbi \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 cao h\u01a1n, c\u1ea7n gi\u1ea3m gi\u00e1 tr\u1ecb ho\u1eb7c tham kh\u1ea3o c\u00e1c ti\u00eau chu\u1ea9n m\u1edf r\u1ed9ng \u0111\u1ec3 t\u00ednh \u0111\u1ebfn hi\u1ec7n t\u01b0\u1ee3ng m\u1ec1m v\u1eadt li\u1ec7u.<\/li>\n
  • T\u00f4i n\u00ean ch\u1ecdn c\u1ea5p h\u1ecdc ph\u00f9 h\u1ee3p cho h\u1ed3 s\u01a1 \u1ee9ng tuy\u1ec3n c\u1ee7a m\u00ecnh nh\u01b0 th\u1ebf n\u00e0o?<\/strong> D\u1ef1a tr\u00ean t\u1ea3i tr\u1ecdng v\u00e0 \u0111\u1ed9 rung d\u1ef1 ki\u1ebfn; c\u00e1c lo\u1ea1i c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng cao h\u01a1n d\u00e0nh cho c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi kh\u1eaft khe, \u0111\u1ea3m b\u1ea3o t\u01b0\u01a1ng th\u00edch v\u1edbi \u0111\u1ed9 b\u1ec1n c\u1ee7a bu l\u00f4ng \u0111\u1ec3 tr\u00e1nh l\u00e0m m\u1ea5t hi\u1ec7u l\u1ef1c k\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m.<\/li>\n<\/ul>\n

     <\/p>","protected":false},"excerpt":{"rendered":"

    Introduction to the GB\/T 3098.20-2004 Standard GB\/T 3098.20-2004 is a national standard of the People’s Republic of China that specifies the mechanical properties of wing nuts, particularly focusing on their guaranteed torque performance. This standard is part of the broader GB\/T 3098 series, which addresses various aspects of fastener mechanical properties. Wing nuts, also known […]<\/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-5668","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\/5668","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=5668"}],"version-history":[{"count":2,"href":"https:\/\/korea-transmission.com\/vi\/wp-json\/wp\/v2\/posts\/5668\/revisions"}],"predecessor-version":[{"id":5670,"href":"https:\/\/korea-transmission.com\/vi\/wp-json\/wp\/v2\/posts\/5668\/revisions\/5670"}],"wp:attachment":[{"href":"https:\/\/korea-transmission.com\/vi\/wp-json\/wp\/v2\/media?parent=5668"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/korea-transmission.com\/vi\/wp-json\/wp\/v2\/categories?post=5668"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/korea-transmission.com\/vi\/wp-json\/wp\/v2\/tags?post=5668"}],"curies":[{"name":"trang web","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}