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Find the allowable stress for L290

2017-09-18View Original

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L290, 24 mm thick, 150 degrees – does anyone know its allowable stress?
Reply #22017-09-18
L290, according to GB/T9711; that is, X42 per API 5L. Referring to ASME B31.3, the allowable stress at 150 degrees Celsius is 138 MPa

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