厂家电动对夹式刀型闸阀 电动对夹式刀型闸阀 PZ973H/F

电动刀型闸阀PZ973H手动暗杆污水刀闸阀气动灰渣插板阀法兰刀闸阀

电动刀型闸阀PZ973H手动暗杆污水刀闸阀气动灰渣插板阀法兰刀闸阀

开关型不锈钢电动刀闸阀对PZ973H-10P DN200

电动刀型闸闸阀 PZ973H 10-C 碳钢电牌动40950刀阀 PZ973H

厂家生产PZ973H-10C-DN600大口径刀闸阀 加长杆电动刀型闸阀

上海沪工PZ973H电动16C刀闸阀圆形法兰对夹式刀型闸阀良工阀门10C

PZ973H/X/F-10C铸钢电动对夹刀型闸阀DN50 65 80 100 125 150 200

PZ973H/W-10P不锈钢电动对夹刀型闸阀DN50 65 80 100 125 150 200

PZ973H-10/16C WCB 电动铸钢刀型闸阀 电动对夹式刀闸阀DN50-800

电动刀型闸阀 PZ973H/X-10C/P 铸钢/不锈钢浆料插板阀DN50 80 100

电动铸钢刀型闸阀PZ973H/X-10C浆液插板阀DN100 150 200 300 400

牌硬密封型碳钢双向矿浆水法兰DN300电动刀型闸阀PZ973H-10C

牌硬密封型碳钢双向矿浆水法兰DN300电动刀型闸阀PZ973H-10C

牌硬密封型碳钢双向矿浆水法兰DN300电动刀型闸阀PZ973H-10C

牌电动刀型闸阀 PZ973H -10C 碳钢电动刀闸阀 PZ973H

电动刀闸阀PZ973H-10P法兰式硬密封耐磨型铸钢插板阀

牌电动刀型闸阀 PZ973H -10C 碳钢电动刀闸阀 PZ973H

牌电动刀型闸阀 PZ973H -10C 碳钢电动刀闸阀 PZ973H

PZ973H电动型刀闸阀纸浆污泥浆液矿浆排渣浆料颗粒耐磨卸灰插板阀

电动刀闸阀 PZ973H-16C 大口径刀型闸阀 暗杆刀闸阀 电动刀形闸阀

电动刀闸阀 PZ973H-16C 大口径刀型闸阀 暗杆刀闸阀 电动刀形闸阀

电动刀闸阀 PZ973H-16C 大口径刀型闸阀 暗杆刀闸阀 电动刀形闸阀

PZ973H-10电动刀闸阀明杆铸钢法兰闸阀对夹式闸板阀开关型380闸阀