ISO 9090-1989 标准详情
- 标准号:ISO 9090-1989
- 中文标题:气焊及相关工艺用设备的气密特性
- 英文标题:Gas tightness of equipment for gas welding and allied processes
- 标准类别:国际标准化组织标准ISO
- 发布日期:1989-04
Specifies the maximum external leakage rates which are acceptable for equipment used for welding, cutting and allied processes. Applies to individual components which are used in the gas supply to a blowpipe from the connecting point of the hose (out
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