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International Standard Category: Washers, locking elements

GB/T 1230-2006    High Strength Plain Washers for Steel Structures
钢结构用高强度垫圈;
Category No.:21.060.30 Valid Status:valid
Issued Organization:AQSIQ, SAC Issued Date:2006-03-27
Implemented Date:2006-11-1 Abolished Date:
Superseded Standard.: Superseded Date:
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