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  • 7/23/2019 Seat Leakage

    1/12

    Seat Style

    & Shutoff Class

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    Net Seating Force = P1(Aseat- Astem) - P2(Aseat)

    P2

    P1

    Fail-closed, Standard Trim

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    Self-centering Seat Ring for

    Very Tight Shut-Off

  • 7/23/2019 Seat Leakage

    4/12

    Self-centering Seat Ring for

    Very Tight Shut-Off

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    Self-centering Seat Ring for

    Very Tight Shut-Off

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    Self-centering Seat Ring for

    Very Tight Shut-Off

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    Class V and VI Leakage versus Orifice Diameter

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    Class V and VI Leakage versus Orifice Diameter

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    Soft Seat Ring Insert

    Insert Retainer

    Class IV Metal

    Seat Back-up

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    Return to Performance!


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