GHZ644H硬密封气动干灰闸阀

Z973X硬密封电动刀型浆液阀

DS/Z64H、DS/Z64Y手动水封闸阀

Z61Y-250硬密封高压手动电站闸阀

Z61H/Y/W-100硬密封手动承插焊楔式闸阀

DKZ41H硬密封钢制真空闸阀

WZ40H-40硬密封手动波纹管闸阀

PZ941Y-25硬密封电动排渣闸阀

Z45T-10手动暗杆楔式硬密封单闸板闸阀

PZ73H-10C硬密封手动刀型闸阀

Z40W-16Ti硬密封手动钛合金楔式闸阀

Z43F硬密封手动平板闸阀