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

Hydraulic Valve, Slow Close Check Valve, Swing Check Valve manufacturer / supplier in China, offering Butterfly Slow Shut Non Return Check Valve with Buffer, 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 Buffer Type Check valve Butterfly Slow Shut Non Return Check Valve with Buffer

Butterfly Slow Shut Non Return Check Valve with Buffer

FOB Price: US $40-400 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $40-400/ Piece
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Port: Ningbo, China
Production Capacity: 2000 PCS / Month
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: HBH47H
  • Connection Form: Flange
  • Pressure: Ordinary Pressure
  • Sealing Form: Metal to Metal Sealing
  • Standard: ANSI, API, DIN, BS, GB etc
  • Medium Applicable: Fresh Water, Sewage, Sea Water, Air, Gas, Acids
  • Transport Package: Bubble Plastic Paper + Plywood Case
  • Origin: China
  • Material: Ci, Di, CS, Ss etc
  • Structure: Swing
  • Function: Nrvz Silence, Nrvg Silence
  • Flow Direction: Unidirection
  • Application: Industrial Usage, Water Industrial Usage
  • Trademark: KARFAR
  • Specification: DN300 - DN1800
Product Description
Butterfly Slow Shut Non Return Check Valve

Butterfly Slow Shut Non Return Check Valve with BufferButterfly Slow Shut Non Return Check Valve with Buffer

Δ The KARFAR model HBH47H Butterfly Slow Shut Check Valve is new flange connection Slow closing check valve, with triple offset structure, metal to metal sealing and buffering damper. It is mainly used as One-way valve in industries of oil, chemical, food, medicine, textiles, paper making, water supply and drainage, smelting and power station. It prevents backflow and eliminates destructive pressure surge.


1. Small size, Light weight, Compact structure, Easy maintenance.
2, Buffer device has appealing design, with compact structure and reliable performance. It is installed outside pipeline preventing medium from pollution. 
3, Smooth running without vibration and noise.
4, Triple offset structure, with optimal face to face length which reduces flow resistance and eliminate pressure surge.
5, Perfect sealing; No Leaking.
6,  Outstanding open and close capacity. Opening pressure≤0.08Mpa; Quick open and adjustable close speed. Closing movement includes two steps, first rapid closing step, and second slow closing step. The second slow closing speed is adjustable according to the specific condition.

BodyCast iron, Ductile Iron, Cast steel , Stainless steel etc
DiscCast steel, Stainless, Bronze etc
StemStainless steel
SeatRubber seat ring, Stainless steel layer etc
Buffer damperStainless steel

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

TEL: +86-577-67379225, 67318107  

Butterfly Slow Shut Non Return Check Valve with Buffer
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