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International Standard Category: Bolts, screws, studs

GB/T 5781-2000    Hexagon head bolts - Full thread - Product grade C
六角头螺栓 全螺纹 C级;
Category No.:21.060.10 Valid Status:superseded
Issued Organization:CBTS Issued Date:2000-9-2
Implemented Date:2001-2-1 Abolished Date:2016-06-01
Superseded Standard.:GB/T 5781-2016 Hexagon head bolts—Full thread—Product grade C
Superseded Date:2016-6-1
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