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Thread: question about material of valve

  1. 05-01-2011, 04:57 AM #1
    javad64
    javad64 is offline Member

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    Question question about material of valve

    Hello my friends
    I want to know below parameter for a valve
    WPC , WPB , WPA & WCB , WCA
    I think these are code for explain material of valve .
    Do you have any standard that comment about them ?
    Thank you
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  2. 05-01-2011 04:57 AM # ADS
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  3. 05-02-2011, 04:43 AM #2
    gateaux_boy
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    This mean strength of material by grade WPA, WPB, WPC of ASTM A216 and ASTM A217.
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  4. 05-07-2011, 07:21 AM #3
    javad64
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    Red face

    Quote Originally Posted by gateaux_boy View Post
    This mean strength of material by grade WPA, WPB, WPC of ASTM A216 and ASTM A217.

    Hello
    Thank you for your answer
    I have an question just for this code A217&216 we use WCA , WCB , etc or all of material have this parameter
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