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Shanghai Zieng International Co., Ltd. is the group ,leading manufactures and international supplier, specializing in many kinds of VALVES, such as BUTTERFLY VALVE, BALL VALVE, GATE VALVE, RESILIENT SEAT GATE VALVE, GLOBE VALVE, CHECK VALVE, BUTTERFLY CHECK VALVE, SIGNAL DOOR WAFER CHECK VALVE, PLUG VALVE, DIAPHRAGM VALVE, many kinds of VALVE PARTS, valve driving devices and actuator, strainers, rubber expansion joints, pipe, pipe fittings, flanges, manhole covers, bearings.

Valve Parts
Valve Body ：Cast Iron , Ductile Iron , WCB ..,
Valve Disc : C95500 , C95400 , CF8M , CF8
Valve Liner : Back type , Non-backed type , EPDM , NBR , PTFE, VITON replaceable , vulcanized
Valve Shaft: SS316 , SS310 , SS416 , SS410
Valve Operator : Lever , Wormgear

Iron Valve
Butterfly Valve :
Wafer Type , Lug Type , Flanged Type , U type , Gloved Type ….
Backed type , Non-backed type , replaceable , vulcanized
Gate Valve
Globe Valve
Check Valve: Signal door wafer check valve , Butterfly check valve ( dual plate ) , lift check valve , swing check valve
Ball Valve
Foot Valve
Y strainer
Cast Steel Valve
Gate Valve
Globe Valve
Check Valve:
Ball Valve
Foot Valve
Y strainer
Forged Steel Valve
Gate Valve
Globe Valve
Check Valve:
Ball Valve