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Y-Pattern Piston Check Valve

Introducing WELCO Valve Co., Ltd.'s Y-pattern piston check valve, a high-quality and reliable solution for controlling the flow of various media in piping systems. This valve is designed with a unique Y-pattern piston that ensures smooth operation and minimal pressure drop. It is suitable for use in a wide range of industries including oil and gas, petrochemical, and power generation. The durable construction and precision engineering of the Y-pattern piston check valve make it a cost-effective and long-lasting solution for preventing backflow and maintaining system integrity. Trust WELCO Valve Co., Ltd. for superior performance and exceptional reliability in all your valve needs

    Applicable Standards

    20
    Y-pattern piston check valve 800LB

    Standard Material Specification

    NO.

    Part Name

    CS to ASTM

    AS to ASTM

    SS to ASTM

    Type A105

    Type F22

    Type F304(L)

    Type F316(L)

    1

    Body

    A105

    A182 F22

    A182 F304(L)

    A182 F316(L)

    2

    Piston

    A276 420

    A276 304

    A276 304(L)

    A276 316(L)

    3

    Bonnet

    A105

    A182 F22

    A182 F304(L)

    A182 F316(L)

    4

    Nameplate

    SS

    Suitable Medium

    W.O.G.etc

    W.O.G.etc

    HNO 3 ,CH 3 OOH etc

    Suitable Temperature

    -29~425

    -29~550

    -29~180

    Note: Other materials are available upon request.

    CS=Carbon Steel; AS=S=Alloy Steel; SS=Stainless Steel.

    Dimension (mm) and Weight (Kg)

    NPS

    Conv.

    3/8"

    1/2"

    3/4"

    1"

    11/4"

    11/2"

    2"

     

    Full

     

    3/8"

    1/2"

    3/4"

    1"

    11/4"

    11/2"

    2"

    L

    98

    98

    110

    120

    140

    140

    170

    200

    H

    85

    85

    95

    105

    114

    114

    132

    145

    Weight

    3.1

    3.0

    3.7

    6.5

    8.5

    8.0

    10.9

    12.5

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