GB 7899-87

Pressure regulators for gas cylinders used in welding, cutting and similar processes

焊接、切割及类似工艺气瓶减压器

Standard Type

GB

ICS

N/A

CCS

N/A

Status

N/A

Issue Date

N/A

Implementation

N/A

Responsible Dept

N/A

Drafting Unit

N/A