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Recent content by timk

  1. timk

    ASTM A439 D5 CTE

    Hello, We have specified D5 for a component in a screw pump we have developed. It was selected primarily for the low CTE and corrosion resistance. My questions is 2 fold.. I have not found any source for the “published” CTE of the D5. What should it be (at around 450 F)? and what kind of...

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