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International Standard Category: Gas pressure vessels, gas cylinders

GB/T 7899-1987    Regulators for gas cylinders used in welding cutting and allied prosesses
焊接,切割及类似工艺用气瓶减压器 ;
Category No.:23.020.30 Valid Status:superseded
Issued Organization:China Machinery Industry Federation Issued Date:1987-07-17
Implemented Date:1988-1-1 Abolished Date:
Superseded Standard.:GB/T 7899-2006 Regulators for welding, cutting and the similar processes
Superseded Date:2006-10-1
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