Válvula de mariposa : Tipo Wafer buttwefly válvula tipo mariposa lug valv , Doble brida de la válvula de mariposa concéntrica , extremo ranurado de la...
non rising soft seal gate valve
1) Product information: the gate valves supplied are mainly used for adjusting water,steam, oil, gas, and natural gas...
Non rising soft seal gate valve
1) Product information: the gate valves supplied are mainly used for adjusting water,steam, oil, gas, and natural gas...