The thick black line in the 150 allowable stress value
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Does the thick black line in the 150 allowable stress value represent the less frequently used allowable stress?
The allowable stress on the left side of the black line is independent of time, while the allowable stress on the right side depends on time, due to high-temperature creep
Thank you. It seems I still need to thoroughly understand the standards
I’ve learned it. It’s a pretty good post.
It seems I still need to thoroughly understand the standards; I should examine them more carefully