[Process Engineering Division – Pipeline and Valve Technology Exchange Forum – Daily Question – Questions 04-09]
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This post was last edited by Yunmu on 2019-4-9 09:28. [Process Engineering Section – Pipeline and Valve Technology Discussion Forum – Daily Question – Questions 04-09] During the heating process of high-pressure, high-temperature, thick-walled main steam pipelines, the inner wall of the pipe is subjected to compressive stress due to heat, while the outer wall is subjected to tensile stress due to heat. ( ) Judgment: Correct. Note: Questions are valid only on the day they are posed (3 correct answers and 1 incorrect answer; posts filled with irrelevant content will be deleted). Responding in large numbers to previous posts is considered spamming, and such responses will not earn any points or may be graded at the discretion of the organizers.
【Process Engineering Division – Pipeline and Valve Technology Exchange Forum – Daily Question – Questions 04-09】 During the heating process of high-pressure, high-temperature, thick-walled main steam pipelines, the inner wall of the pipe is subjected to compressive thermal stress, while the outer wall is subjected to tensile thermal stress. (√) Judgment