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International Standard Category: Copper and copper alloys

GB/T 2531-1981    Copper sheets for fixing boards in heat exchangers
热交换器固定板用黄铜板 ;
Category No.:77.120.30 Valid Status:superseded
Issued Organization:National Standards Bureau Issued Date:1981-03-25
Implemented Date:1982-1-1 Abolished Date:
Superseded Standard.:GB/T 2040-2008 Sheet of copper and copper alloy
Superseded Date:2008-12-1
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