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  1. tosg

    Calibration Reference Standard in line with NQA-1 -2008

    Hello, ASME NQA-1-2008 have a requirement for Reference Standards of Measuring and Test Equipment. Para. 302 of Requirement 12 shows "Refrence Standards shall have a minimum accuracy four times greater than taht of the measuring and test equipment". Since all of our M&TE go to outside...
  2. tosg

    ASME B31.3 test temperature of impact test

    According to ASME B31.3 "K323.3.4 Test Temperatures", test temperature of impact test shall not be higher than "the lowest temperature at which a piping component or weld will be subjected to a stress greater than 41 MPa (6ksi)" Does it mean that impact test is not required when highest stress...

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