2.5-DN125,Z41X-2.5-DN150,Z41X-2.5-DN200,Z41X-2.5-DN250,Z41X-2.5-DN300,Z41X-2.5-DN350,Z41X-2.5-DN400,Z41X-2.5-DN450,
Z41X-2.5-DN500,Z41X-2.5-DN600,
Z41H法兰闸阀 WZ41H波纹管闸阀 Z45X、RV智合、RR智合 弹性座封闸阀 Z41T、Z45T铸铁闸阀 Z23X/Y高压泥浆闸阀 (K)Z63Y/H/F(抗硫)焊接式平行闸阀 (K)Z42Y/H/F法兰平行闸阀 DSZ44H、DSZ41H水封闸阀 NKZ61H、NKZ41H真空隔离闸阀 Z15W内螺纹闸阀 PZ41H、PZ44H排渣闸阀 (K)Z43WF平板闸阀 Z41H、Z11H、Z61H-150LB/300LB/600LB/800LB/1500LB/2500LB锻钢闸阀 DZ41H低温闸阀