ANSI/ASME B16.44-2002 标准详情
- 标准号:ANSI/ASME B16.44-2002
- 中文标题:压力不超过5psi的地上管道系统中用手工操作的金属气体阀门
- 英文标题:Manually Operated Metallic Gas Valves for Use in Aboveground Piping Systems up to 5 psi
- 标准类别:美国国家标准
- 发布日期:2002
This Standard applies to new valve construction and covers quarter turn manually operated metallic valves in sizes NPS 4-1/4 and tubing sizes 1-1/4 O.D. These valves are intended for indoor installation as gas shutoff valves when installed in abovegr
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