Z41W-16P DN125不锈钢闸阀 手动法兰连接硬密封耐磨耐腐蚀

不锈钢阀门 闸阀Z941W-16R DN100

Z41W-16P DN50不锈钢闸阀

Z41H-16C DN80Z41H型法兰式闸阀

Z41W-25C手动不锈钢阀

Z41H-16C DN50手动闸阀

Z41H-16C DN150手动闸阀/手动闸阀

Z41H-16C DN150Z41H系列手动法兰闸阀

Z73X-10Z73X-10 手动浆液阀

Z40HZ40H 美标闸阀

Z560Y-2500加氢自密封闸阀/Z560Y-2500加氢自密封闸阀

Z41T/W/H/Z941T/W/H楔式闸阀,手动楔式闸阀,电动楔式闸阀,