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

Hydraulic Valve, Di Check Valve, Wcb Check Valve manufacturer / supplier in China, offering Ball Type Check Valve (QH41X) Single Ball, Antifouling Shut off Valve (GHS41X) Membrane Check Valve, Safety Type Anti-Pollution Cut off Valve (GHS11X) Membrane Check Valve and so on.

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Supplier Homepage Product Check valve Ball Disc Type Ball Type Check Valve (QH41X) Single Ball

Ball Type Check Valve (QH41X) Single Ball

Purchase Qty.:
1-9 10+
FOB Unit Price: US $43 US $37
Purchase Qty. (Sets) FOB Unit Price
1-9 US $43
10+ US $37
Get Latest Price
Production Capacity: 5.000PCS/Month
Transport Package: Bubble Plastic Paper + Plywood Case
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: QH41X, QH44X, QH45X
  • Connection Form: Flange
  • Pressure: Ordinary Pressure
  • Sealing Form: Soft Sealing
  • Standard: ANSI, API, DIN, BS, GB etc
  • Certificate: ISO, Ce
  • Temperature Applicable: ≤80ºC
  • Specification: DN40 ~ DN400
  • HS Code: 8481300000
  • Material: Ci, Di, CS, Ss etc
  • Structure: Ball Disc Type
  • Function: Nrvz Silence, Nrvg Silence
  • Flow Direction: Unidirection
  • Application: Industrial Usage, Water Industrial Usage
  • Medium Applicable: Water, Oil, Waste Water, Seawater, Weak Acid Fluid
  • Trademark: KARFAR
  • Origin: China
Product Description
Ball Type Check Valve  (Single ball type)
Model NO.: QH41X

Ball Type Check Valve (QH41X) Single Ball

Size:  DN40 ~ DN400 (1-1/2" ~ 16")
Pressure: PN1.0, PN1.6 (PN1.0 ~1.6Mpa) 

Part NameBody & BonnetBall
MaterialCast iron, Cast steel,
Ductile iron
Carbonsteel + NBR

Δ Ball type check valves is popularly used in water supply and drainage pipeline. It is installed at the outlet of the pump and functions to cut off backflow protection pump from reverse movement and safeguard the pipeline system. It can eliminate pressure surge. It is the ideal non-return vavle.
Shell test
Sealing test
MediumºCOil, waste water, Sea water, weak acid, oil etc
Medium applicableOil, waste water, Sea water, weak acid, oil etc
Main materialCI, DI, CS, ASTM A216 WCB, WCC, WC6, SS304, SS316, CF8 etc
Temperature applicable≤80ºC
Nominal PressurePN1.0 ~1.6Mpa
Nominal Diameter1-1/2"- 16"
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

Ball Type Check Valve (QH41X) Single Ball
Note: We accept design and manufacture of various non-standard valves and arrange production according to users' supplied drawings and samples.

Ball Type Check Valve (QH41X) Single Ball
Ball Type Check Valve (QH41X) Single Ball
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