Gold Member Since 2007
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Zhejiang Guanlong Machinery Valve Co., Ltd.

Membrane Check Valve, Anti-Pollution Valve, Anti Pollution Isolating Valve manufacturer / supplier in China, offering Safety Anti-Pollution Cut off Check Valve with Atmospheric Vent (GHS11X), Non-Rising Stem Flexible Seat Seal Gate Valve, EPDM Rubber Coated Wedge Rising Stem Resilient Seat Gate Valve (Z41X) and so on.

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Supplier Homepage Product Antifouling Shut off Valve Safety Anti-Pollution Cut off Check Valve with Atmospheric Vent (GHS11X)

Safety Anti-Pollution Cut off Check Valve with Atmospheric Vent (GHS11X)

FOB Price: US $20-300 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $20-300/ Piece
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Port: Ningbo, China
Production Capacity: 2000PCS/Month
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: GHS11X
  • Connection: Thread End
  • Temperature Applicable: 0~ 80ºC
  • Transport Package: 1. Inner: Plastic Package2. Outer: Plywood Case
  • Origin: China
  • Certificate: ISO, Ce
  • Medium Applicable: Water
  • Trademark: KARFAR
  • Specification: DN40 -- DN600
Product Description
Anti-Pollution Cut off Check Valve with Atmospheric Vent 
Model NO. GHS11X 


Safety Anti-Pollution Cut off Check Valve with Atmospheric Vent (GHS11X)     Safety Anti-Pollution Cut off Check Valve with Atmospheric Vent (GHS11X)


Conventional type anti-pollution cut off valve is composed of two non-return valves in tandem connection.
This Model GHS11X safety type anti-pollution cut off valve is with an extra drainage and pressure relief device at the secondary non-return system. In this way, even if two non-return sealings are broken at the same time, it still can prevent back flow.
It is a safety device to prevent back flow pollution in pipeline of daily drinking water system and it keeps drinking water safe and healthy. Safety type anti-pollution cut off valve is composed of two non-return valves and one drainage and pressure relief device. The upper cavity connects with the inlet of first-stage non-return system. The first and second stage check valve system mainly consists of valve body, inlet connector, disc, gasket, spring etc. Drainage and pressure relief device mainly consisted of valve bonnet, diaphragm, gasket, drainage outlet, spring and air block device.

 
Medium applicableWater etc
Temperature
applicable
0 ~ 80ºC
Nominal PressurePN10--PN40(CL150, CL300)
Nominal DiameterDN40--DN600
Flange DimensionASME B16.42, BS4504, ISO2531, ISO7005 and other standards conforming to the requirements
Thread
type
ISO, NPT, BSP etc
Face to Face LengthANSI B16.10, API594,BS5155, ISO5752, DIN3352 etc.

Material
Body, CoverDisc, SeatDrainage deviceStemGasketSpring
Gray Cast iron,
Ductile Iron,
Cast Steel
Brass
  etc
Brass
Stainless steel
Cast steel,
Stainless steel
Stainless steelNBRStainless steel

Safety Anti-Pollution Cut off Check Valve with Atmospheric Vent (GHS11X)
Safety Anti-Pollution Cut off Check Valve with Atmospheric Vent (GHS11X)
 
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