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International Standard Category: Bolts, screws, studs

GB/T 16939-1997    High strength bolts for joints of space grid structures
钢网架螺栓球节点用高强度螺栓 ;
Category No.:21.060.10 Valid Status:superseded
Issued Organization:State Technical Supervision Bureau Issued Date:1997-08-05
Implemented Date:1998-4-1 Abolished Date:
Superseded Standard.:GB/T 16939-2016 High strength bolts for joints of space grid structures
Superseded Date:2016-6-1
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