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Steel Pipes - De-Rating vs. Temperature

Temperature derating factor for steel pipes.

Temperature derating factors of steel pipes due to stress are indicated below:

Steel Pipes - De-Rating Factor vs. Temperature
TemperatureDerating Factor
< 250 < 121 1.00
250 - 300 121 - 149 0.97
300 - 350 149 - 177 0.93
350 - 400 177 - 204 0.90
400 - 450 204 - 233 0.87

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