BCZ941Y电动排渣闸阀

BCZ973F/H电动刀型闸阀

BCZ941Y电动高压闸阀

BCZ941H电动法兰闸阀

BCZ943F电动平板闸阀

Z941H，Z941W电动法兰闸阀

PZ973H，PZ973F，PZ973Y电动刀型闸阀

Z961Y，Z961H电动焊接闸阀

Z941Y，Z941W电动高压闸阀

Z945X电动软密封闸阀

Z41H/Z41YZ41H、Z41Y铸钢闸阀

PZ641HPZ641H气动钢制排渣闸阀