 | UDC 621.882.6 | GB 8-88 代替 GB8-76 | | 方頭螺栓 C級 | | Square head bolts-Product grade C |
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 | UDC 621.882.6 | GB 11-88 代替 GB11-76 | | 沉頭帶榫螺拴 | | Flat countersunk nib bolts |
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 | ISO 8677:1986 | GB 14-1998 代替 GB14-88 | | 大半圓頭方頸螺栓 C級 | | Cup head square neck bolts with large head-Product grade C |
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 | UDC 621.882.6 | GB 798-88 代替 GB798-76 | | 活節螺栓 | | Eye bolts |
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