标准号:SIS SMS 2815-1973
中文标准名称:管道配件.升杆和承口端的螺杆向下铜合金单向止回阀,弹簧加载型盘片,公称压力16巴
英文标准名称:Fittings for piping. Screw-down stop and check valves of copper-alloy with rising stem and female ends. Spring-loaded disk. Nominal pressure 16 bar
发布日期:1973/2/15 12:00:00
实施日期:1999/12/31 12:00:00