{"id":5564,"date":"2025-12-19T08:41:51","date_gmt":"2025-12-19T08:41:51","guid":{"rendered":"https:\/\/korea-transmission.com\/?p=5564"},"modified":"2025-12-19T08:41:51","modified_gmt":"2025-12-19T08:41:51","slug":"mechanical-performance-standards-for-self-tapping-screws-per-gb-t3098-7-2000","status":"publish","type":"post","link":"https:\/\/korea-transmission.com\/tr\/blog\/mechanical-performance-standards-for-self-tapping-screws-per-gb-t3098-7-2000\/","title":{"rendered":"GB\/T3098.7-2000 standard\u0131na g\u00f6re kendinden k\u0131lavuzlu vidalar i\u00e7in mekanik performans standartlar\u0131."},"content":{"rendered":"<div style=\"font-family: Arial, sans-serif; line-height: 1.6; color: #333; max-width: 800px; margin: 0 auto; padding: 20px;\">\n<p style=\"font-size: 16px; margin-bottom: 20px;\">GB\/T3098.7-2000 standard\u0131, karb\u00fcrlenmi\u015f \u00e7elikten yap\u0131lm\u0131\u015f kendinden k\u0131lavuzlu vidalar\u0131n mekanik \u00f6zelliklerini belirtir. Bu standart, bu ba\u011flant\u0131 elemanlar\u0131n\u0131n g\u00fcvenilir di\u015f a\u00e7ma ve mukavemet gerektiren uygulamalar i\u00e7in zorlu performans kriterlerini kar\u015f\u0131lamas\u0131n\u0131 sa\u011flar. A\u015fa\u011f\u0131da, malzemelerin, mekanik \u00f6zelliklerin, test y\u00f6ntemlerinin ve ilgili gereksinimlerin temel y\u00f6nlerini ayr\u0131nt\u0131l\u0131 olarak ele al\u0131yoruz.<\/p>\n<h2 style=\"color: #0056b3; font-size: 24px; margin-top: 40px; margin-bottom: 15px;\">Malzemeler<\/h2>\n<p style=\"font-size: 16px; margin-bottom: 15px;\">Kendinden k\u0131lavuzlu vidalar, so\u011fuk \u015fekillendirme y\u00f6ntemiyle karbonlanm\u0131\u015f \u00e7elikten imal edilecektir. Tablo 1'de verilen kimyasal bile\u015fim bir k\u0131lavuz niteli\u011findedir.<\/p>\n<table style=\"width: 100%; border-collapse: collapse; margin-bottom: 20px;\">\n<caption style=\"font-weight: bold; margin-bottom: 10px;\">Tablo 1: Kimyasal Bile\u015fim<\/caption>\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">Analiz<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">Karbon (%)<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">Manganez (%)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Kep\u00e7e<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0.15~0.25<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0.70~1.65<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Kontrol etmek<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0.13~0.27<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0.64~1.71<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"font-size: 16px; margin-bottom: 20px;\">Not: E\u011fer etkisiz hale getirmek i\u00e7in titanyum ve\/veya al\u00fcminyum ilaveleriyle kontrol edilirse, bor i\u00e7eri\u011fi 0,005%'ye kadar ula\u015fabilir.<\/p>\n<h2 style=\"color: #0056b3; font-size: 24px; margin-top: 40px; margin-bottom: 15px;\">Mekanik ve Performans \u00d6zellikleri<\/h2>\n<h3 style=\"font-size: 20px; margin-bottom: 10px;\">4.1 \u00d6zellikler ve Test Y\u00f6ntemleri<\/h3>\n<p style=\"font-size: 16px; margin-bottom: 15px;\">Mekanik ve performans \u00f6zellikleri, gereksinimleri ve test y\u00f6ntemleri Tablo 2'de \u00f6zetlenmi\u015ftir.<\/p>\n<table style=\"width: 100%; border-collapse: collapse; margin-bottom: 20px;\">\n<caption style=\"font-weight: bold; margin-bottom: 10px;\">Tablo 2: Mekanik ve Performans \u00d6zellikleri<\/caption>\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">M\u00fclk<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">\u015eart (Madde veya Tablo)<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">Test Y\u00f6ntemi (Madde)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">\u00c7ekirdek Sertli\u011fi<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4.3<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5.1<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Y\u00fczey Sertli\u011fi<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4.3<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5.2<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Dava Derinli\u011fi<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4.4, Tablo 4<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5.3<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Burulma Dayan\u0131m\u0131<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4.5, Tablo 3<\/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;\">Kafa Sa\u011fl\u0131\u011f\u0131<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4.6<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5.5<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">S\u00fcr\u00fc\u015f kabiliyeti<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4.7, Tablo 3<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5.6<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Hidrojen K\u0131r\u0131lganl\u0131\u011f\u0131na Diren\u00e7<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4.8<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5.7<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Yeniden temperleme sonras\u0131 \u00e7ekirdek sertli\u011fi<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4.9<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5.8<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">\u00c7ekme Mukavemeti<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4.10, Tablo 3<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5.9<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 style=\"font-size: 20px; margin-bottom: 10px;\">4.2 Is\u0131l \u0130\u015flem<\/h3>\n<p style=\"font-size: 16px; margin-bottom: 15px;\">\u00dcretimi tamamlanm\u0131\u015f vidalar, y\u00fczey sertle\u015ftirme ve temperleme i\u015flemine tabi tutulmal\u0131d\u0131r. Minimum temperleme s\u0131cakl\u0131\u011f\u0131 340\u00b0C'dir ve Tablo 3'teki mekanik ve performans gereksinimlerine uygun olmal\u0131d\u0131rlar.<\/p>\n<table style=\"width: 100%; border-collapse: collapse; margin-bottom: 20px;\">\n<caption style=\"font-weight: bold; margin-bottom: 10px;\">Tablo 3: Mekanik ve Performans Gereksinimleri<\/caption>\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">Nominal Di\u015f \u00c7ap\u0131 (mm)<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">Minimum Burulma Dayan\u0131m\u0131 (N\u00b7m)<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">Maksimum Tahrik Torku (N\u00b7m)<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">Minimum \u00c7ekme Y\u00fck\u00fc (Referans) (N)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0.3<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1940<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.2<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0.6<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3150<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.1<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.1<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4680<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3.4<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.7<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">6300<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4.9<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">8170<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">10<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">13200<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">6<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">17<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">8.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">18700<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">8<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">42<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">21<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">34000<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">10<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">85<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">43<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">53900<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">12<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">150<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">75<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">78400<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 style=\"font-size: 20px; margin-bottom: 10px;\">4.3 Sertlik<\/h3>\n<p style=\"font-size: 16px; margin-bottom: 15px;\">\u00c7ekirdek sertli\u011fi 290~370 HV10, y\u00fczey sertli\u011fi ise minimum 450 HV0.3 olmal\u0131d\u0131r.<\/p>\n<h3 style=\"font-size: 20px; margin-bottom: 10px;\">4.4 Kasa Derinli\u011fi<\/h3>\n<p style=\"font-size: 16px; margin-bottom: 15px;\">Kasa derinli\u011fi Tablo 4'e uygun olmal\u0131d\u0131r.<\/p>\n<table style=\"width: 100%; border-collapse: collapse; margin-bottom: 20px;\">\n<caption style=\"font-weight: bold; margin-bottom: 10px;\">Tablo 4: Dava Derinli\u011fi<\/caption>\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">Nominal Di\u015f \u00c7ap\u0131 (mm)<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">Minimum (mm)<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">Maksimum (mm)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2, 2.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0.04<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0.12<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3, 3.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0.05<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0.18<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4, 5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0.1<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0.25<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">6, 8<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0.15<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0.28<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">10, 12<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0.15<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">0.32<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 style=\"font-size: 20px; margin-bottom: 10px;\">4.5 Burulma Dayan\u0131m\u0131<\/h3>\n<p style=\"font-size: 16px; margin-bottom: 15px;\">5.4 maddesine g\u00f6re test edildi\u011finde, burulma dayan\u0131m\u0131 Tablo 3'teki \u015fartlar\u0131 kar\u015f\u0131lamal\u0131d\u0131r. S\u0131k\u0131\u015ft\u0131r\u0131lm\u0131\u015f di\u015fli k\u0131s\u0131mda k\u0131r\u0131lma meydana gelmemelidir.<\/p>\n<h3 style=\"font-size: 20px; margin-bottom: 10px;\">4.6 Kafa Sa\u011fl\u0131\u011f\u0131<\/h3>\n<p style=\"font-size: 16px; margin-bottom: 15px;\">5.5'e g\u00f6re test edildi\u011finde, ba\u015f yatak y\u00fczeyi vida eksenine dik d\u00fczlemle 7\u00b0'lik bir a\u00e7\u0131 olu\u015fturacak \u015fekilde kal\u0131c\u0131 olarak deforme oldu\u011funda, ba\u015f-g\u00f6vde birle\u015fim yerinde \u00e7atlak olu\u015fmamal\u0131d\u0131r. Ba\u015f\u0131n ilk di\u015fte k\u0131r\u0131lmas\u0131 durumunda bile, ba\u015f kopmazsa test ba\u015far\u0131l\u0131 say\u0131l\u0131r.<\/p>\n<h3 style=\"font-size: 20px; margin-bottom: 10px;\">4.7 Di\u015f A\u00e7ma Yetene\u011fi<\/h3>\n<p style=\"font-size: 16px; margin-bottom: 15px;\">Kal\u0131c\u0131 di\u015f deformasyonu olmayan (10x b\u00fcy\u00fctme alt\u0131nda kontrol edilen) vidalar, 5.6'ya g\u00f6re test plakas\u0131nda e\u015fle\u015fen i\u00e7 di\u015fler olu\u015fturmal\u0131d\u0131r. Tahrik torku Tablo 3 de\u011ferlerini a\u015fmamal\u0131d\u0131r. Olu\u015fturulan i\u00e7 di\u015f, GB\/T 197'ye g\u00f6re 6h toleransl\u0131 bir d\u0131\u015f di\u015fi kabul etmeli ve GB\/T 3098.2'ye g\u00f6re 8. \u00f6zellik s\u0131n\u0131f\u0131 i\u00e7in test y\u00fcklerine dayanmal\u0131d\u0131r.<\/p>\n<h3 style=\"font-size: 20px; margin-bottom: 10px;\">4.8 Hidrojen K\u0131r\u0131lganl\u0131\u011f\u0131na Diren\u00e7<\/h3>\n<p style=\"font-size: 16px; margin-bottom: 15px;\">Kendinden k\u0131lavuzlu vidalar, \u00f6zellikle elektrokaplama yap\u0131lm\u0131\u015f olanlar, hidrojen gevrekli\u011fine kar\u015f\u0131 hassast\u0131r. Hidrojenle ilgili riskleri kontrol etmek i\u00e7in s\u00fcre\u00e7ler GB\/T 3098.17'ye (paralel yatak y\u00fczeyi y\u00f6ntemi) g\u00f6re kontrol edilmelidir. Gevreklik tespit edilirse, s\u00fcre\u00e7ler iyile\u015ftirilmelidir. Elektrokaplama yap\u0131lm\u0131\u015f vidalar, GB\/T 5267'ye g\u00f6re hidrojen giderme i\u015flemine tabi tutulmal\u0131d\u0131r.<\/p>\n<p style=\"font-size: 16px; margin-bottom: 15px;\">Not: ISO 10683 standard\u0131na uygun elektrolitik olmayan \u00e7inko pul kaplamalar \u00f6nerilir.<\/p>\n<h3 style=\"font-size: 20px; margin-bottom: 10px;\">4.9 Yeniden temperleme sonras\u0131 \u00e7ekirdek sertli\u011fi<\/h3>\n<p style=\"font-size: 16px; margin-bottom: 15px;\">5.8'e g\u00f6re test edildi\u011finde, yeniden temperleme i\u015fleminden sonra \u00e7ekirdek sertli\u011findeki azalma 20 HV'yi ge\u00e7memelidir.<\/p>\n<h3 style=\"font-size: 20px; margin-bottom: 10px;\">4.10 \u00c7ekme Mukavemeti<\/h3>\n<p style=\"font-size: 16px; margin-bottom: 15px;\">Uzunlu\u011fu \u226512 mm veya \u22653d olan vidalar i\u00e7in, \u00e7ekme testi tedarik\u00e7i ve al\u0131c\u0131 taraf\u0131ndan kararla\u015ft\u0131r\u0131labilir. Not: Tablo 3'teki \u00e7ekme y\u00fckleri yaln\u0131zca referans ama\u00e7l\u0131d\u0131r.<\/p>\n<h2 style=\"color: #0056b3; font-size: 24px; margin-top: 40px; margin-bottom: 15px;\">Test Y\u00f6ntemleri<\/h2>\n<h3 style=\"font-size: 20px; margin-bottom: 10px;\">5.1 \u00c7ekirdek Sertlik Testi<\/h3>\n<p style=\"font-size: 16px; margin-bottom: 15px;\">\u00c7ekirdek sertli\u011fi, GB\/T 4340.1 standard\u0131na g\u00f6re, u\u00e7tan uzak bir kesitte ve k\u00fc\u00e7\u00fck \u00e7ap boyunca, yar\u0131\u00e7ap\u0131n yar\u0131s\u0131nda \u00f6l\u00e7\u00fclmelidir.<\/p>\n<h3 style=\"font-size: 20px; margin-bottom: 10px;\">5.2 Y\u00fczey Sertli\u011fi Testi<\/h3>\n<p style=\"font-size: 16px; margin-bottom: 15px;\">Rutin testler, u\u00e7ta, g\u00f6vdede veya ba\u015f k\u0131sm\u0131nda (geometri izin veriyorsa) yap\u0131labilir. Kaplama \u00e7\u0131kar\u0131ld\u0131ktan sonra GB\/T 4340.1 standard\u0131na g\u00f6re test yap\u0131l\u0131r. Tahkim i\u00e7in, \u00e7aplar\u0131 \u22654 mm olan profillerde kenardan \u22650,05 mm uzakl\u0131ktaki profiller i\u00e7in Vickers mikro sertli\u011fi (HV0.1) kullan\u0131l\u0131r; &lt;4 mm i\u00e7in m\u00fczakere yap\u0131l\u0131r.<\/p>\n<h3 style=\"font-size: 20px; margin-bottom: 10px;\">5.3 Kasa Derinli\u011fi Testi<\/h3>\n<p style=\"font-size: 16px; margin-bottom: 15px;\">Sertlik derinli\u011fi, y\u00fczeyden sertli\u011fin \u00e7ekirdek sertli\u011fine +30 HV0.3 e\u015fit oldu\u011fu noktaya kadar olan dik mesafedir. Tahkim i\u00e7in mikro sertlik (HV0.3) kullan\u0131l\u0131r.<\/p>\n<h3 style=\"font-size: 20px; margin-bottom: 10px;\">5.4 Burulma Dayan\u0131m\u0131 Testi<\/h3>\n<p style=\"font-size: 16px; margin-bottom: 15px;\">Ba\u011flant\u0131 eleman\u0131na en az iki tam di\u015f ve iki a\u00e7\u0131k di\u015f kalacak \u015fekilde viday\u0131 s\u0131k\u0131\u015ft\u0131r\u0131n. K\u0131r\u0131lma ger\u00e7ekle\u015fene kadar tork uygulay\u0131n; de\u011fer Tablo 3'e uygun olmal\u0131d\u0131r.<\/p>\n<h3 style=\"font-size: 20px; margin-bottom: 10px;\">5.5 Kafa Sa\u011fl\u0131\u011f\u0131 Testi<\/h3>\n<p style=\"font-size: 16px; margin-bottom: 15px;\">Delik \u00e7ap\u0131 nominal +0,05 mm (\u2264M6) veya +0,1 mm (&gt;M6~M12) olan kama i\u00e7ine viday\u0131 yerle\u015ftirin. 7\u00b0 deformasyon olu\u015fana kadar eksenel y\u00fck uygulay\u0131n. Hav\u015fa ba\u015fl\u0131 vidalar i\u00e7in uygun de\u011fildir.<\/p>\n<h3 style=\"font-size: 20px; margin-bottom: 10px;\">5.6 S\u00fcr\u00fc\u015f Performans\u0131 Testi<\/h3>\n<p style=\"font-size: 16px; margin-bottom: 15px;\">Test plakas\u0131na (d\u00fc\u015f\u00fck karbonlu \u00e7elik, 140~180 HV30, kal\u0131nl\u0131k = nominal \u00e7ap, Tablo 5'e g\u00f6re delik) bir di\u015f d\u0131\u015far\u0131 \u00e7\u0131kana kadar viday\u0131 s\u0131k\u0131n. Ba\u015flang\u0131\u00e7 \u200b\u200beksenel kuvveti: \u226450 N (\u2264M5), \u2264100 N (&gt;M5). Tahkim i\u00e7in h\u0131z \u226430 dev\/dak. Maksimum tork, tahrik torkudur; ya\u011flay\u0131c\u0131lar kullan\u0131labilir.<\/p>\n<table style=\"width: 100%; border-collapse: collapse; margin-bottom: 20px;\">\n<caption style=\"font-weight: bold; margin-bottom: 10px;\">Tablo 5: Test Plakas\u0131 Kal\u0131nl\u0131\u011f\u0131 ve Delik \u00c7ap\u0131<\/caption>\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\" colspan=\"2\">Nominal Di\u015f \u00c7ap\u0131 (mm)<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">2<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">2.5<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">3<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">3.5<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">4<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">5<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">6<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">8<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">10<\/th>\n<th style=\"border: 1px solid #ddd; padding: 8px; text-align: left;\">12<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\" colspan=\"2\">Kal\u0131nl\u0131k (mm)<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">6<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">8<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">10<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">12<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\" rowspan=\"2\">Delik \u00c7ap\u0131 (mm)<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Maksimum<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.825<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.275<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.775<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3.18<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3.68<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4.53<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5.43<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">7.336<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">9.236<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">11.143<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">Min<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">1.8<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.25<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">2.75<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3.15<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">3.65<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">4.5<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">5.4<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">7.3<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">9.2<\/td>\n<td style=\"border: 1px solid #ddd; padding: 8px;\">11.1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"font-size: 16px; margin-bottom: 15px;\">Not: Test plakas\u0131 kal\u0131nl\u0131\u011f\u0131 tolerans\u0131 GB\/T 709 standard\u0131na uygundur.<\/p>\n<h3 style=\"font-size: 20px; margin-bottom: 10px;\">5.7 Hidrojen K\u0131r\u0131lganl\u0131\u011f\u0131 Testi<\/h3>\n<p style=\"font-size: 16px; margin-bottom: 15px;\">GB\/T 3098.17 uyar\u0131nca.<\/p>\n<h3 style=\"font-size: 20px; margin-bottom: 10px;\">5.8 Yeniden Is\u0131l \u0130\u015flem Testi<\/h3>\n<p style=\"font-size: 16px; margin-bottom: 15px;\">Yeniden temperleme \u00f6ncesi\/sonras\u0131 (330\u00b0C, 1 saat) ortalama \u00e7ekirdek sertli\u011findeki fark (\u00fc\u00e7 nokta) \u226420 HV. Sadece hakemlik ama\u00e7l\u0131d\u0131r.<\/p>\n<h3 style=\"font-size: 20px; margin-bottom: 10px;\">5.9 \u00c7ekme Testi<\/h3>\n<p style=\"font-size: 16px; margin-bottom: 15px;\">En az 6 di\u015fi a\u00e7\u0131kta olan s\u0131k\u0131\u015ft\u0131rma vidas\u0131. G\u00f6vde veya di\u015f k\u0131sm\u0131nda k\u0131r\u0131lma olana kadar \u226425 mm\/dak eksenel y\u00fck uygulay\u0131n; k\u0131r\u0131lma ba\u015f ba\u011flant\u0131 noktas\u0131nda de\u011fil, vida g\u00f6vdesinde veya di\u015f k\u0131sm\u0131nda meydana gelmelidir.<\/p>\n<h2 style=\"color: #0056b3; font-size: 24px; margin-top: 40px; margin-bottom: 15px;\">Tork Anahtarlar\u0131<\/h2>\n<p style=\"font-size: 16px; margin-bottom: 15px;\">Burulma ve s\u00fcr\u00fc\u015f kabiliyeti testleri i\u00e7in kullan\u0131lan tork anahtarlar\u0131n\u0131n \u00f6l\u00e7\u00fcm hatas\u0131, belirtilen de\u011ferin \u00b13%'si i\u00e7inde olmal\u0131d\u0131r. Tahkim i\u00e7in manuel anahtarlar kullan\u0131l\u0131r.<\/p>\n<h2 style=\"color: #0056b3; font-size: 24px; margin-top: 40px; margin-bottom: 15px;\">\u0130\u015faretleme<\/h2>\n<h3 style=\"font-size: 20px; margin-bottom: 10px;\">7.1 \u0130\u015faretleme Sembol\u00fc<\/h3>\n<p style=\"font-size: 16px; margin-bottom: 15px;\">Y\u00fczeyi sertle\u015ftirilmi\u015f ve temperlenmi\u015f, kendinden k\u0131lavuzlu vidalar \"-O-\" i\u015faretiyle belirtilmi\u015ftir.<\/p>\n<h3 style=\"font-size: 20px; margin-bottom: 10px;\">7.2 Tan\u0131mlama<\/h3>\n<p style=\"font-size: 16px; margin-bottom: 15px;\">Sertle\u015ftirilmi\u015f vidalar, 7.1. maddede belirtildi\u011fi gibi girintili veya kabartmal\u0131 i\u015faretleme ta\u015f\u0131mal\u0131d\u0131r. Alt\u0131gen veya alt\u0131 loblu ba\u015fl\u0131klar \u22655 mm i\u00e7in zorunludur, tercihen ba\u015fl\u0131k \u00fczerinde olmal\u0131d\u0131r. Di\u011fer tipler anla\u015fma ile belirlenir.<\/p>\n<h3 style=\"font-size: 20px; margin-bottom: 10px;\">7.3 \u00dcretici Markas\u0131<\/h3>\n<p style=\"font-size: 16px; margin-bottom: 15px;\">\u00dcreticinin ticari markas\u0131 veya kimli\u011fi, i\u015faretli t\u00fcm \u00fcr\u00fcnlerde zorunludur.<\/p>\n<h2 style=\"color: #0056b3; font-size: 24px; margin-top: 40px; margin-bottom: 15px;\">SSS<\/h2>\n<dl style=\"margin-bottom: 20px;\">\n<dt style=\"font-weight: bold; margin-top: 10px;\">Bu standarda g\u00f6re kendinden k\u0131lavuzlu vidalar i\u00e7in minimum temperleme s\u0131cakl\u0131\u011f\u0131 nedir?<\/dt>\n<dd style=\"margin-left: 20px;\">Sertlik ve mukavemet gibi mekanik \u00f6zelliklere uygunlu\u011fu sa\u011flamak i\u00e7in minimum temperleme s\u0131cakl\u0131\u011f\u0131 340\u00b0C'dir.<\/dd>\n<dt style=\"font-weight: bold; margin-top: 10px;\">Elektrolizle kaplanm\u0131\u015f vidalarda hidrojen gevrekli\u011fi sorunu nas\u0131l ele al\u0131n\u0131r?<\/dt>\n<dd style=\"margin-left: 20px;\">\u0130\u015flemler GB\/T 3098.17 standard\u0131na g\u00f6re kontrol edilir ve GB\/T 5267 standard\u0131na g\u00f6re hidrojen at\u0131l\u0131m\u0131 gereklidir. Riski en aza indirmek i\u00e7in ISO 10683 standard\u0131na g\u00f6re \u00e7inko pulu gibi elektrolitik olmayan kaplamalar \u00f6nerilir.<\/dd>\n<dt style=\"font-weight: bold; margin-top: 10px;\">\u00c7ekirdek ve y\u00fczey sertli\u011fi gereksinimleri nelerdir?<\/dt>\n<dd style=\"margin-left: 20px;\">\u00c7ekirdek sertli\u011fi 290~370 HV10, y\u00fczey sertli\u011fi ise en az 450 HV0.3 olmal\u0131; bu da dayan\u0131kl\u0131l\u0131\u011f\u0131 ve di\u015f a\u00e7ma kabiliyetini garanti eder.<\/dd>\n<dt style=\"font-weight: bold; margin-top: 10px;\">\u00c7ekme testi hangi vida boyutlar\u0131 i\u00e7in iste\u011fe ba\u011fl\u0131d\u0131r?<\/dt>\n<dd style=\"margin-left: 20px;\">\u00c7ekme testi, uzunlu\u011fu \u226512 mm veya nominal \u00e7ap\u0131n\u0131n \u22653 kat\u0131 olan vidalar i\u00e7in, Tablo 3'teki referans y\u00fckleri kullan\u0131larak, anla\u015fma ile iste\u011fe ba\u011fl\u0131d\u0131r.<\/dd>\n<dt style=\"font-weight: bold; margin-top: 10px;\">Y\u00fczey sertle\u015ftirilmi\u015f kendinden k\u0131lavuzlu vidalar i\u00e7in hangi i\u015faretleme gereklidir?<\/dt>\n<dd style=\"margin-left: 20px;\">\u00d6zellikle alt\u0131gen ba\u015fl\u0131kl\u0131 ve \u00e7ap\u0131 \u22655 mm olan ba\u015fl\u0131klarda, \u00fcreticinin ticari markas\u0131yla birlikte \u201c-O-\u201d sembol\u00fc de kullan\u0131lmal\u0131d\u0131r.<\/dd>\n<dt style=\"font-weight: bold; margin-top: 10px;\">Kasa derinli\u011fi nas\u0131l \u00f6l\u00e7\u00fcl\u00fcr ve 4 mm'lik bir vida i\u00e7in s\u0131n\u0131rlar nelerdir?<\/dt>\n<dd style=\"margin-left: 20px;\">HV0.3 kullan\u0131larak 5.3'e g\u00f6re \u00f6l\u00e7\u00fclm\u00fc\u015ft\u00fcr; 4 mm i\u00e7in, sertlik ve toklu\u011fu dengelemek amac\u0131yla minimum 0,1 mm ve maksimum 0,25 mm.<\/dd>\n<\/dl>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>GB\/T3098.7-2000 specifies the mechanical properties of self-tapping screws made from carburized steel. This standard ensures that these fasteners meet rigorous performance criteria for applications requiring reliable threading and strength. Below, we detail the key aspects of materials, mechanical properties, test methods, and related requirements. Materials Self-tapping screws shall be manufactured from carburized steel via cold [&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-5564","post","type-post","status-publish","format-standard","hentry","category-technical-documentation-and-references"],"_links":{"self":[{"href":"https:\/\/korea-transmission.com\/tr\/wp-json\/wp\/v2\/posts\/5564","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/korea-transmission.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/korea-transmission.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/korea-transmission.com\/tr\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/korea-transmission.com\/tr\/wp-json\/wp\/v2\/comments?post=5564"}],"version-history":[{"count":2,"href":"https:\/\/korea-transmission.com\/tr\/wp-json\/wp\/v2\/posts\/5564\/revisions"}],"predecessor-version":[{"id":5566,"href":"https:\/\/korea-transmission.com\/tr\/wp-json\/wp\/v2\/posts\/5564\/revisions\/5566"}],"wp:attachment":[{"href":"https:\/\/korea-transmission.com\/tr\/wp-json\/wp\/v2\/media?parent=5564"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/korea-transmission.com\/tr\/wp-json\/wp\/v2\/categories?post=5564"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/korea-transmission.com\/tr\/wp-json\/wp\/v2\/tags?post=5564"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}