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

Non Return Valve, Quick Close Check Valve, Non Slam Check Valve manufacturer / supplier in China, offering Y Type Quick Shut Non Return Check Valve (GLH41X), 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 Check valve / Non-return valve Lift type check valve Y Type Quick Shut Non Return Check Valve (GLH41X)

Y Type Quick Shut Non Return Check Valve (GLH41X)

FOB Price: US $25-600 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $25-600/ Piece
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Port: Ningbo, China
Production Capacity: 2000PCS/Month
Payment Terms: L/C, T/T

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Flanged End Check Valve
34 Products
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Basic Info
  • Model NO.: GLH41X
  • Connection Form: Flange
  • Pressure: Ordinary Pressure
  • Sealing Form: Rubber Seat Ring/ Metal Seat
  • Standard: ANSI, API, DIN, BS, GB etc
  • Certificate: ISO, Ce
  • Pressure Rating: Pn10, Pn16,Pn25
  • Transport Package: Bubble Plastic Paper + Plywood Case
  • Origin: China
  • Material: Ci, Di, CS, Ss etc
  • Structure: Elevated
  • Function: Nrvr Silence, Non-Return; Water Hammer Eliminating
  • Flow Direction: Unidirection
  • Application: Industrial Usage, Water Industrial Usage
  • Temperature Applicable: ≤80ºC
  • Trademark: KARFAR
  • Specification: DN50--DN1800
Product Description
Quick Shut Check Valve

Y Type Quick Shut Non Return Check Valve (GLH41X)

SIZE:  DN50 ~ DN1800
Pressure Grade: PN10, PN16, PN25

Δ The KARFAR Model GLH41X quick closing check valve is mainly mounted in the outlet pipeline of water pump for water supply system, water transfer system and sewage system. It rapidly closed as non-return valve preventing back flow in safe and high capacity. It is with small water head loose and no pressure surge. The valve is equipped with throttling device to control flow rate, and also you can close it by hand if necessary.

Δ Eliminate pressure surge and slamming noise: it on&off movement is interlocked with the main disc. It closes rapidly and automatically, not affected by the flow rate and the lift of the pump. When pump stop working, it prevents back flow and extremely minimizes pressure surge. 

Δ Energy saving: With streamline wide valve chamber and straight flow pattern design, it is hydraulically operated without other power. Compared with other brands outside China, its friction loss is reduced by over 50%.

Medium appliableWater, Oil etc.
Main materialCast iron,  Ductile iron,  WCB, Stainless steel etc
Suitable Temperature≤80ºC
Nominal PressurePN10--PN25
Nominal DiameterDN50--DN1800
Flange DimensionASME B16.5, BS4504, ISO2531, ISO7005 and other standards 
Face to Face LengthAPI594,BS5155, ISO5752, DIN3352 and other standards 
Note: We accept design and manufacture of non-standard valves and arrange production according to drawings and samples from clients.

Primary competitive advantages:
* Well and high Quality Control
* Prompt Delivery
* Customer's Designs and Logos are welcome
* Competitive Price
* Small order Acceptable

We also manufacture as per your request or drawing.
company website:
Tel: +86-577-67379225
Fax: +86-57767318107


Y Type Quick Shut Non Return Check Valve (GLH41X)
Y Type Quick Shut Non Return Check Valve (GLH41X)

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