Gold Member Since 2015
Audited Supplier
Wenzhou Yuanen Fluid Equipment Co., Ltd.

One Way Valve, Check Valve, Nonreturn Valve manufacturer / supplier in China, offering Sanitary One Way Check Valve, Yuy Sanitary Stainless Steel Centrifugal Pump, Yuy Sanitary Centrifugal Pump Water Pump and so on.

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Sanitary One Way Check Valve

FOB Price: US $20 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $20/ Piece
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Production Capacity: 5000
Transport Package: Carton, Wooden Case
Payment Terms: L/C, T/T, Paypal, Western Union

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Basic Info
  • Model NO.: YZ
  • Connection Form: Clamp, Weld, Flange, Male
  • Pressure: Ordinary Pressure
  • Sealing Form: Bellows Globe Valve
  • Standard: GB
  • Trademark: YUY
  • Origin: China
  • Material: Stainless Steel
  • Structure: Butterfly
  • Function: Ddcv Double Lobe
  • Flow Direction: Unidirection
  • Application: Industrial Usage, Water Industrial Usage, Food Industrial Usage
  • Specification: GMP, CE
  • HS Code: 8481804090
Product Description
Quick Details

Model: DN25-DN100 Standard or Nonstandard: Standard Structure: Check
Pressure: Medium Pressure Power: Manual Material: Stainless Steel
Temperature of Media: Medium Temperature Media: Water Port Size: 25323851637689102
Brand Name: yuy
Packaging & Delivery

Packaging Detail: Inner poly package
Delivery Detail: 2-3 days after payment

Sanitary check valve/stainless steel check valve/thread check valve/non-return valve


The check valve is used in stainless steel piping system to prevent liquid backflow.

2)Working principle

When the pressure of lower stem exceeds the pressure of the valve stem above and the spring,
The valve opens when the pressure of lower stem and upper stem balanced, valve is closed.
A higher adverse pressure acting on the valve stem on the valve stem so that the valve shut down.


Contact with the products components: Ss304 or ss316L
Sealing material: EPDM


Welding, clamp, male and female, flange
Welding mouth: DIN11850 IDF/ISO/SMS standard

5)Data sheet

If the valve is being installed inside of a vertical pipes, pressure difference is 0.08 bar.
Max pressure to transport the material: 10bar
Highest temperature: 140 degree
Lowest temperature: -10 degree
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