MZ941H-16C DN300EX矿用电动闸阀

ZB941H-64C DN200MZ941H矿用电动闸阀

Z941H-64c DN350矿用电动闸阀隔爆型

z941h-16c dn100矿用硬密封电动闸阀

MZ941H-10C-DN200防爆电动矿用闸阀

ZB941- 25 DN250防爆电动法兰矿用闸阀

ma941- 25 dn200防爆电动矿用法兰闸阀

ZB60-24法兰电动防爆铸钢闸阀

MZ941H- 25 DN300电动法兰防爆矿用闸阀

ZB941h- 40 dn150矿用电动法兰防爆闸阀

Z9B41H-40C dn250电动法兰防爆闸阀

ZB941H-64 DN200电动防爆矿用法兰闸阀