Single Plate Check Valve

Single Plate Check Valve

ZhengFeng's single plate check valves are designed and manufactured strictly to International Standards API 594, ASME B16 34 or Equivalent.

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Single Plate Check Valves are designed and manufactured strictly to International Standards API 594, ASME B16.34 or Equivalent, to reduce the flow resistance and pressure drop to the minimum possible extend with a feature of compact structure & Low emission service.


1. Design & manufactured to API 594, ASME B16.34 or equivalent.;

2. P.T ratings to ASME B16.34;

3. Face to face dimensions to API 594 or ASME B16.34;

4. Flanged ends to ASME B16.5

5. Butt-weld ends to ASME B16.25

6.  Inspect & tested to API 598 or API 6D

7. Smooth fluid passageway and small fluid resistance.

Product Range:

Body material: carbon steel, stainless steel, alloy steel, etc.
Nominal diameter:1/2"~30"

Pressure range: Class150 –900

End Connection: RF, RTJ, Wafer, Lug

Working temperature:-46℃~+560



Valve Type

Single Plate Check Valve

Valve Material

carbon steel, stainless steel, alloy steel, etc

Valve Test

100% quantity tested before delivery

Valve Guarantee

18 months from the date of dispatch ex works,   or 12 months from date of commodity installation.

Valve Painting

Customer request

Valve Package

Wooden case


No requirement

Valve Certificate

API 6D/CE/ISO9001/ISO14001

Delivery Detail

Shipped in 4 or 6 weeks after payment



Payment Terms


Certificate Offered

Packing List,Commercial   Invoice,Test Reports and Material Certificates,Certificate   of quality and quantity, Seller’s Certificate of Guarantee

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