
【国外标准】 Specification for pipe threads for tubes and fittings where pressure-tight joints are made on the threads
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适用范围:
暂无
标准号:
BS 21:1973
标准名称:
Specification for pipe threads for tubes and fittings where pressure-tight joints are made on the threads
英文名称:
Specification for pipe threads for tubes and fittings where pressure-tight joints are made on the threads标准状态:
被代替-
发布日期:
1973-12-31 -
实施日期:
出版语种:
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