标准编号:BS 7461-1991
标准名称:装有流量调节器、闭路开关检验、闭合位置指示开关或气流量控制器电动式气体...
英文名称:Specification for electrically operated automatic gas shut-off valves fitted with throughput adjusters, proof of closure switches, closed position indicator switches or gas flow control
发布部门:
发布日期:1991-09-30
实施日期:1991-09-30
标准状态:现行
文件格式:PDF