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

Butterfly Check Valve, Butterfly Swing Check Valve, Check Valves manufacturer / supplier in China, offering Tilting Disc Non Return Check Valve (DH44X), 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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Tilting Disc Non Return Check Valve (DH44X)

FOB Price: US $100-2,000 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $100-2,000/ Piece
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Port: Ningbo, China
Production Capacity: 5000 PC/Year
Payment Terms: L/C, T/T

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Product Catalog
Flanged End Check Valve
34 Products
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Basic Info
  • Model NO.: DH44X
  • Connection Form: Flange
  • Pressure: Ordinary Pressure
  • Sealing Form: Rubber Seat / Metal Seat
  • Standard: ANSI, API, DIN, BS, GB etc
  • Certificate: ISO, Ce
  • Trademark: KARFAR / OEM
  • Specification: API, Bs, GB, Jb,DIN,etc.
  • HS Code: 8481300000
  • Material: Ci, Di, CS, Ss etc
  • Structure: Butterfly
  • Function: Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence, Industrial Control
  • Flow Direction: Unidirection
  • Application: Industrial Usage, Water Industrial Usage, Household Usage
  • Size: Dn250--Dn2200
  • Transport Package: Inner Packing: Foam: Outside: Plywooden Case
  • Origin: China
Product Description
Tilting Disc Check Valve (with weight hammer) 
Model:  DH44X

Butterfly type Tiny resistance Slow shut silent check valve is mounted at the outlet pipeline of the pressurized output water pump in industrial water supply and drainage system, urban water supply and drainage system, high-rises, sewage discharge, hotel and restaurants, functions to cut off the backflow of medium and eliminate destructive water hammer. On the basis of original model, DH44X has great improvement on its design, structure and technical performance.

Featured by small volume, lightweight, easy installation, small install space, time and labor saving for service and maintenance etc. This valve is an optimal choice for water supply and drainage system.

Medium applicableWater, Oil, Gas and etc.
Main materialCast Iron Dutile Iron, WCB, WCC, WC6, SS304, SS316, CF8 etc.
Temperature applicable≤80ºC / ≤200ºC (as per request)
Nominal PressurePN10--PN40 (CL150 ~ CL300)
Nominal DiameterDN250--DN2200
Flange DimensionASME B16.5, BS4504, ISO2531, ISO7005 and other standards conforming to the requirements
Face to Face LengthAPI594,BS5155, ISO5752, DIN3352 and other standards conforming to the requirements
Tilting Disc Non Return Check Valve (DH44X)
Tilting Disc Non Return Check Valve (DH44X)
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