Bundor 150LB Stainless Steel Wafer Type Check Valve DN40-600 wafer type flap Non Return Valve

Stainless steel Dual plate check valveAdoptive Standards

Valve Design: API 609

Pressure Test: API 598
Flange end: ANSI B16.1 class125, BS4504 PN10/PN16, DIN2501 PN10/PN16

Standard Test
Body test1.5 times the working pressure with water. This test is performed after valve assembly and with disc in half position open, it is called as a body hydro test.
Seat Test: 1.1 times the working pressure with water.

Function / Operation Test: At the time of final inspection, each valve and its actuator (Flow-Control Lever / Gear / Pneumatic Actuator), under goes a complete operating test (Open/Close). This test carried out without pressure and at ambient temperature.

It ensures the correct operation of the valve / actuator assembly with accessories such as solenoid valve, limit switches, air filter regulator etc.

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Q:When the products will be shipped ?
A:Within 7-15 days after receing the prepayment.

Q:Do you have OEM service ?
A:Yes . A variety of products size , quality and quantity can be cutomized according to your needs. 

Q:Could you offer a free sample ? 
A:Yes , samples can be proveded for free. 

Q:How can I pay for the products ? 
A: We accept a variety of payment methods. Such as T/T , L/C,D/P ,Western Union , Paypal ,Trade Assurance. 

Q: How do you deal with that if there are some quality problems in products?
A: We will be responsible for all the quality problems.

Q:Are you a facrory or trade company ?
A: We are a factory with 26 years experience in valve research and production .

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