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ISO9001 Brass Spring Check Valve

ISO9001 Brass Spring Check Valve

Check Valve is applicable for various pipelines with nominal pressure of PN1.0MPa-42.0 MPa, Class150-2500 and nominal diameter of DN15-1200mm, NPS1/2-48 and working temperature of -196-540℃ to be used for protecting from medium back flowing. The different materials selection can apply to the medium involving water, steam, oils, nitric acid, strong oxidizing medium and urea etc.
Product Details

Forged Brass spring check valve


Body: Hot Forged Brass
Surface Finish: shotting
Working Pressure: 25Bar (1 BAR = 14.5 PSI)
Working Temperature: 0
 to +110℃

℃= 5/9 ( -32)

= 32+9/5

Thread: ISO228(BSP) / ISO7(BSPT) / ANSI B1.20.1(NPT)



1. Construction

2. Mining industry

3. Control for Water, Oil, Gas


Competitive Advantage:

1. Brass forging by owned plant

2. Brass material testing report

3. Thread can be NPT, BSP

4. 100% leakage testing

5. Good surface

Delivery time: we have enough stock of normal size.

Pls contact with us if you have any questions.


Equipped with a professional factory, Naibang Valve is a professional manufacturer and supplier of iso9001 brass spring check valve in China. If you want to buy quality product of various beautiful bags, you can get it at a cheap price from us.
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