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Zhejiang Guanlong Machinery Valve Co., Ltd.

Venturi Check Valve, Hydraulic Valve, Non Return Valve manufacturer / supplier in China, offering (ZSH41H) Wcb Venturi Nozzle Axial Flow Non Return Check Valve, 2/3 Way Solenoid Valve DC24V/AC220V, Globe Double Chamber Adjustable Pressure Regulating Pressure Reducing Valve (Yx741X) and so on.

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Supplier Homepage Product Check valve / Non-return valve Axial type check valve (ZSH41H) Wcb Venturi Nozzle Axial Flow Non Return Check Valve

(ZSH41H) Wcb Venturi Nozzle Axial Flow Non Return Check Valve

FOB Price: US $15-500 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $15-500/ Piece
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Port: Ningbo, China
Production Capacity: 3000PCS/Month
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: ZSH41H
  • Connection Form: Flange
  • Pressure: Ordinary Pressure
  • Sealing Form: Rubber Seat or Metal Seat
  • Standard: ANSI, API, DIN, BS, GB etc
  • Certificate: ISO, Ce
  • Trademark: KARFAR
  • Specification: DN15 - DN1000
  • Material: Di, Ci, CS, Ss etc
  • Structure: Axial Flow Type
  • Function: Non-Return
  • Flow Direction: Unidirection
  • Application: Industrial Usage, Water Industrial Usage
  • Temperature Applicable: ≤200ºC
  • Transport Package: Bubble Plastic Paper + Plywood Case
  • Origin: China
Product Description
Nozzle Axial Flow Type Check Valve / Venturi Check Valve
Model No. ZSH41H

(ZSH41H) Wcb Venturi Nozzle Axial Flow Non Return Check Valve



Size: 1" - 40"
Pressure rating: 150lbs - 300lbs (PN1.0MPa ~ 2.5MPa)


Δ Model ZSH41H Venturi check valve is a brand new series, designed to the theory of differential flow adjustable check valve. 

Δ This valve is mainly used in water supply and drainage system. It opens and closes by pressure difference in the system and the weight of the disc. 

Δ The model is with streamline chamber and has a diffuser agive. 
It is mainly used at outlet side of the pump to stop backflow and slamming noise. 
It is noiseless and with outstanding sealing performance. 


Technical standards
1) Design and manufacture: API 6D
2) Face-to-face: ANSI B16.10
3) Flange end: ANSI B16.5
4) Inspection and test: API 598

Main materials
1) Body and lead fluids: Ductile iron, Carbon steel, stainless steel etc
2) Disc: Carbon steel, stainless steel
3) Spring: Stainless steel
4) Valve seat sealing: Stainless steel 
Medium applicableWater, Oil, Steam Acid & Alkali etc. 
Main materialDuctile Iron, Carbon Steel, Stainless steel, Alloy steel etc
Suitable Temperature≤200ºC
Nominal Pressure150lbs - 300lbs (PN1.0MPa ~ 2.5MPa)
Nominal Diameter1"--40"
Flange DimensionANSI B16.5, BS4504, ISO2531 etc
Face to Face LengthBS1868, ISO5752, DIN3356, API6D etc

Order process: 
1, Customer Send order list to email, or telephone +86-577-67379225
I. Valve type, face to face length; II. Connection type; III. Norminal Diameter; IV. Medium type and temperture, Pressure range; V. Material; VI. Actuator 

2. After receiving your list, KARFAR will choose Model and give price. 
3. Discuss detail request. Dlivery time etc
4. Special requests should include in the contract. 

We also manufacture as per your request or drawing.
We welcome your comments and inquiries.
company website: www.chinaguanlong.net 

TEL: 0086-577-67379225, 67318107  

(ZSH41H) Wcb Venturi Nozzle Axial Flow Non Return Check Valve
(ZSH41H) Wcb Venturi Nozzle Axial Flow Non Return Check Valve
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