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International Standard Category: Steel profiles

GB/T 6728-1986    Cold forming sectional steel--Hollow sectional steel for general structure--Dimension form weight and permissible deviations
结构用冷弯空心型钢尺寸、外形、重量及允许偏差 ;
Category No.:77.140.70 Valid Status:abolished
Issued Organization: Issued Date:1986-08-22
Implemented Date:1987-7-1 Abolished Date:2002-12-01
Superseded Standard.:GB/T 6728-2002 Cold Formed Steel Hollow Sections for General Structure - Dimensi
Superseded Date:2002-1-1
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