cast iron wafer check valve dual plate

Specifications wafer Check Valve dual plate

1.Compact Wafer Design

2.Long Service Life

3.Smooth Operation

4.Prevention of Water Hammer

cast iron wafer check valve dual plate    Material of construction

Description	Material	Specification
Body	Cast Iron	A 126B  CF8
Disc	Stainless Steel	A 351  CF8M
Shaft	Stainless Steel	A 351  CF8M
Spring	Stainless Steel	AISI 316
Wahser	PTFE
Seat	EPDM NBR
Gasket	PTFE
Hex Nut	Cast Steel	A 194 2H

  Features & Advantages  Compact Wafer Design Extremely light weight and economical compared with traditional flanged type check valves.  Prevention of Water Hammer The sensitive spring incorporated in the valve closes the valve plate before reverse flow occurs preventing water hammer and giving complete pipeline protection even in high head installations.  Complete Freedom of Installation Space saving design simplifies installation. Furthermore, Wafer Check Valves can be installed in any position and at any angle allowing rationalized piping layout.  Long Service Life Wafer Check Valves incorporate Teflon spring bearings to minimize spring wear and assure long service life.  Smooth Operation Teflon bearings minimize friction for smooth valve plate operation.   Application The Valve is used for preventing the back-going of medium in pipelines and equipments, and the pressure of medium will bring the result of opening and closing automatically.When the medium is back-going, valve disc will automaticaly closed to avoid accidents.    

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Product Categories : Check Valve