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  • Users: rehfeld
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  1. rehfeld

    Martensitic Bolts, ASME allowables

    Hey Everyone, I have what seems to be a fairly simple question. If I have martensitic precipitation-hardening stainless steel bolts, which ASME subsection NF-3324.6 tension allowable should I use (it gives one allowable for austenitic and one allowable for ferritic)???
  2. rehfeld

    Martensitic Bolts, ASME Allowables

    Hey Everyone, I have what seems to be a fairly simple question. If I have martensitic precipitation-hardening stainless steel bolts, which ASME subsection NF-3324.6 tension allowable should I use (it gives one allowable for austenitic and one allowable for ferritic)???
  3. rehfeld

    A564 Type 630 Condition H1150 ferritic or austenitic??

    Hey Everyone, I am using a stainless steel bolting material which is designated ASTM A564 Type 630, Condition H1150. I am qualifying it using the ASME BPV Code (Section III, Subsection NF) which has different allowables for ferritic and austenitic materials but I can't seem to find guidance...

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