EN ISO 12209:2013/A1:2016 气瓶.压缩可呼吸空气用气瓶阀的出口接头 包含修改件A1,2016
Gas cylinders - Outlet connections for gas cylinder valves for compressed breathable air - Amendment 1: Outlet connection up to a maximum cylinder working pressure of 500 bar (ISO 12209:2013/Amd 1:2016, Corrected version 2017-03)