GB/T 820-2015 Translated English of Chinese Standard (GBT 820-2015, GB/T820-2015, GBT820-2015)
Author | : https://www.chinesestandard.net |
Publisher | : https://www.chinesestandard.net |
Total Pages | : 11 |
Release | : 2017-02-27 |
Genre | : Technology & Engineering |
ISBN | : |
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This standard specifies the type and size, technical condition and marking of the raised countersunk head screws with cross recess. This standard applies to the type H and type Z raised countersunk head screws with cross recess of the thread specification M1.6 ~ M10, the performance level of 4.8, A2-50, A2-70, CU2, CU3 and AL4, AND the product grade A.