GB/T 70.3-2008 Translated English of Chinese Standard. (GBT 70.3-2008, GB/T70.3-2008, GBT70.3-2008): Hexagon socket countersunk head screws

Front Cover, 2014 M07 25 - 12 pages
This Standard specifies the hexagon socket countersunk head screws with: thread size is M3~M20; performance grades are 8.8, 10.9, and 12.9; and product grade is A. If other technical requirements are required, it shall select from existing standards (such as GB/T 196, GB/T 3106, GB/T 3098.1, and GB/T 3103.1).


ISO 10642 does not specify simplified mark this Part provides simplified mark see
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