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Recent content by enggr1981

  1. enggr1981

    Average expected tensile strength B31.3

    thanks mitengr, The material I am using is AISI 4130. This has been documented to have Tensile strength = 95ksi and yield strength = 75ksi. For design purpose, Can i use these values directly? For quick design i am using a temperature derating factor of 85% from 25C to 200C. Will this be...
  2. enggr1981

    Average expected tensile strength B31.3

    Please refer to thread292-238083 for previous discussion. As per ASME B31.3, 302.3.2 "Bases of Design Stresses" - (f) Unlisted Materials: For a material which conforms to para. 323.1.2, the tensile (yield) strength at temperature shall be derived by multiplying the average expected tensile...
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