·氧气专用球阀 YQ341-16T,YQ341-
·,轨道球阀 GDQ47H-16-DN25,GDQ4
·,轨道球阀 GDQ47H-16-DN25,GDQ4
·,低温截止阀 DJ61F-16P-DN10,DJ
·,立式氨用止回阀 H42B-25-DN32,H
·法兰氨用截止阀 J44B-16C,J44B-1
·,氨用截止阀 J11B-25Z-DN10,J11F
·波纹管氧气截止阀 JY41W-16P-DN1
·电磁阀 2W030-08,2WX030-08,2WH0
·电磁式紧急切断阀 ZCRA-40F-D,Z

01/24 02:05