Machinery ,Steel Material ,Engineer spare parts
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stainless steel check valve

air-compressor-brass-pvc-pipe-wafer-spring (4)

stainless steel check valve


1.Healthy, anti-bacteria, conforming to drinking water standards

2.Resistant to high temperatures, good impact strength

3.Convenient and firm installation, low construction expenses

4.Excellent heat-insulation property, minimum thermal conductivity

5.Lightweight, convenient to transport and handle, good for saving labor

6.Smooth inner wall, reduce pressure loss and increase flow speed

7.Sound insulation (reduced by 40% compared to galvanized steel pipes)

8.Light color and excellent design, suit both exposed and hidden installation

9.Recyclable, environment-friendly, in accordance with GBM standards

10.Extremely long usage life of at least 50 years

Product Show

air-compressor-brass-pvc-pipe-wafer-spring (4)

chinese-imports-wholesale-brass-check-valve (1)air-compressor-brass-pvc-pipe-wafer-spring (5)air-compressor-brass-pvc-pipe-wafer-spring (2)


Material List
Part Material ASTM BS
Body Brass B124 C38800 2874 CZ122
Cap Brass B124 C38800 1400 LG2
Disc Brass B124 C38800 2874 CZ122
Spring Stainless Steel A313 304 3111 304S31
Seat NBR
Valve Standard Comply with MSS SP-80
Threaded to BS 21(ISO7)/ASME B1.20.1
Size Range 15mm (1/2″) ~ 50 mm(2″)
Working pressure 300psi (20.7 bar)WOG Non-Shock
150psi (10.3 bar)Saturated Steam
Testing Pressure Shell: 450 psi(31 bar)Hydrostatic
Seat: 330psi (22.7 bar) Hydrostatic
80 psi (5.5 bar) Air
Suitable Media Water, Oil, Gas

Process flow


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Package & Shipping

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Check valve, Industrial Valves

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