Flange Swing Check Valve-150#

Flange Swing Check Valve-150#

1. Size: 2~36 in
2. Working Pressure: 150LB
3. Material: WCB, CF8(SS304), CF8M(SS316).

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Flange Swing Check Valve (150LB Series)

1.          Size: 2~36 in

2.          Working Pressure: 150LB

3.          Material: WCB, CF8(SS304), CF8M(SS316).

Flange Swing Check Valve (150LB Series)


1.          Standard Compliance: ANI 6D, BS 1868

2.          Pressure-Temp. Rating: ANSI B16.34

3.          Face to Face: ANSI B16.10

4.          End Flange: ANSI B16.5/ASME B16.47

5.          Butt Welding Ends: ANSI B16.25

6.          Inspection and Test: Tested to API 598, BS 6755, Certified to EN10204 3.1B

7.          Size: 2~36in

8.          Working Pressure: 150LB

9.          Suitable Medium:Oil, Nature Gas, Water, Steam; Acid, Alkali, Organic Compounds


1.          Swing Type Disc

2.          Bolted Cover

3.          Rising Stem and Non-Rising Hand wheel

4.          Threaded Seat Ring

5.          Renewable Seat Ring


1.          Chemical, Refinery Plant

2.          Gas Purification Plant

3.          Power Station, Shipbuilding

4.          Recycling Facilities

Flange Swing Check Valve (150LB)

Product Specifications:

1.         Size: 1 1/2’’-36’’

2.         Pressure rating: 150LB

3.         Material: A351 CF8M/CF8/CF3,、A216 WCB、A352 LCB、A217 WC6/WC9

4.         Suitable Temperature: -196℃~450℃(Different temperature choose different materials)

5.         Suitable Medium: Water, Oil and natural gas and other causticity medium (Different raw material for different medium)

Technical Specifications:

1.         Design & Manufacture standard: API 6D, BS 1868

2.         Pressure & Temperature standard: ASME B16.34

3.         Face to face dimension standard: ASME B16.10

4.         Flange standard: ASME B16.5, ASME B16.47

5.         Test & Inspect: API 598

Product Features:

1.         Bolted bonnet, and the type of middle flange gasket may be different according to pressure class; Check valve in 600LB may adopt pressure sealed structure.

2.         Disc stop device to prevent disc from being opened too high, thus causing failure to be closed down.

3.         Solid pin is precisely installed and provided with high intensity to ensure operational performance and service life of valve.

4.         Rocker arm is given enough intensity. Upon being closed down, it has enough freedom for the closedown of valve disc.

5.         Large size check valve are provided with lifting rings for the convenience of hoisting.