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

ANSI Check Valve, Non Return Valve, Flanged Check Valve manufacturer / supplier in China, offering Thread End API Non Return Swing Check Valve (H44), Multiple Spraying Holes Type Multi-Functional Axial Plunger Control Valve (GLH942X), Multiple Spraying Holes Multifunctional Axial Flow Plunger Control Valve (GLH642X) and so on.

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Thread End API Non Return Swing Check Valve (H44)

FOB Price: US $15-300 / Piece
Min. Order: 5 Pieces
Min. Order FOB Price
5 Pieces US $15-300/ Piece
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Port: Ningbo, China
Transport Package: 1. Inner: Plastic Package 2. Outer: Plywood Case
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: H44
  • Connection Form: Flange
  • Pressure: High Pressure
  • Sealing Form: NBR, EPDM, Stainless Steel etc
  • Standard: ANSI, API, DIN, BS, GB etc
  • Certificate: ISO, Ce
  • Temperature Applicable: ≤425ºC
  • Specification:   2" -  28" (DN50 -  DN700)
  • Material: Carbon Steel, Stainless Steel, Brass etc
  • Structure: Swing
  • Function: Nrvr Silence, Non Return
  • Flow Direction: Unidirection
  • Application: Industrial Usage, Water Industrial Usage, Household Usage
  • Pressure Rating: Class150 - Class1500 or Pn16 - Pn250
  • Trademark: KARFAR
  • Origin: China
Product Description


 Swing type check valve.
Δ Straight through channel.
Δ Installed in pipeline horizontal or vertical.
Δ Arm pin shaft is built-in structure to avoid leakage.
Δ Bolted bonnet. In case of high pressure over 600LB, mid-flange adopts intermal.
Δ pressure self-sealing structure to reduce weightness and achieve reliable sealing.

A) Design&Manufacture: API 6D, BS 1868, ASME B16.34
B) Face to Face: API 6D, ASME B16.10, DIN 3202
C) Connection End: ASME B16.5, ASME B16.11, ASME B16.47, DIN2543-2550
D) Test and Inspection: ISO5208, API 6D, BS 6755

Medium applicableWater, Oil, Gas and etc.
Main materialCAST IRON, A216 WCB, WCC, WC6, SS304, SS316 etc
Temperature applicable≤425ºC
Nominal PressurePN10--PN250
Nominal Diameter 2" - 28" (DN50 - DN700)
Thread type NPT, BSP, GB/T etc.
Face to Face LengthANPI B16.11, API594, BS5155, ISO5752, DIN3352 etc
Thread End API Non Return Swing Check Valve (H44)
Thread End API Non Return Swing Check Valve (H44)
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