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Zhejiang Guanlong Machinery Valve Co., Ltd.

Hydraulic Valve, Non Return Valve, Silent Check Valve manufacturer / supplier in China, offering Drvg Quiet Non Slam Non Return Check Valve (HC42), 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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Supplier Homepage Product Check valve / Non-return valve Venturi Axial type check valve Drvg Quiet Non Slam Non Return Check Valve (HC42)

Drvg Quiet Non Slam Non Return Check Valve (HC42)

FOB Price: US $300-2,000 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $300-2,000/ Piece
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Port: Ningbo, China
Production Capacity: 1000 Psc/Month
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: HC42T/X
  • Connection Form: Flange
  • Pressure: Ordinary Pressure
  • Sealing Form: Soft Sealing / Hard Sealing
  • Standard: ANSI, API, DIN, BS, GB etc
  • Medium Applicable: Water, Sea Water, Waste Water, Oil etc
  • Pressure Rating: Pn10, Pn16, Pn25, Pn40 (Cl150, Cl300)
  • Transport Package: Bubble Plastic Paper + Plywood Case
  • Origin: China
  • Material: Ci, Di, CS, Ss etc
  • Structure: Axial Type
  • Function: Nrvr Silence, Nrvg Silence
  • Flow Direction: Unidirection
  • Application: Industrial Usage, Water Industrial Usage
  • Temperature Applicable: ≤425ºC
  • Trademark: KARFAR
  • Specification: DN600 ~ DN1800
Product Description
DRVG Mute Check Valve
Model NO.: HC42

Drvg Quiet Non Slam Non Return Check Valve (HC42)    Drvg Quiet Non Slam Non Return Check Valve (HC42)

Δ  This mute check valve HC42T/X  mainly consists of  body, seat, flow guide, disc, shaft and compression spring etc. The streamline chamber design minimizes the pressure loss. The opening of clapper valve is very short ,so that you can quickly turn off and prevent the slamming noise of water hammer. It is a mute silent non return valve. Model HC42T/X DRVG has multiple flow guides depending on norminal diameter. 

The mute check valve series is popularly used for water supply and drainage, fire fighting and HVAC system, petrochemical industry, electricity power etc. 
It is installed at the outlet side of the pump to prevent backflow and the water hammer damage to pump.

Medium applicable Water, Sea water, Waste water, Oil etc
Body &
Flow guide body
Cast iron, Ductile iron, Stainless steel etc
Disc & SeatAluminum bronze, Chromium stainless steel etc
Compassion springStainless steel
Temperature applicable≤425ºC
Nominal PressurePN1.0 ~2.5Mpa
Nominal DiameterDN600 - DN1800 (24"- 72")
Flange DimensionASME B16.42, BS4504, ISO2531, ISO7005 etc.
Face to Face LengthANSI B16.10, API594, BS5155, ISO5752, DIN3352 etc.

Shell test
Sealing test
Temperature applicable-29ºC ~ 425ºC
Medium applicable
Water, Sea water, Waste water, Oil etc

Drvg Quiet Non Slam Non Return Check Valve (HC42)

Note:We accept design and manufacture of various non-standard valves and arrange production according to users' supplied drawings and samples.

Drvg Quiet Non Slam Non Return Check Valve (HC42)
Drvg Quiet Non Slam Non Return Check Valve (HC42)
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