【Process Engineering Division – Pipeline and Valve Technology Exchange Forum – Daily Question – Question 04-04】
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【Process Engineering Division – Pipeline and Valve Technology Exchange Forum – Daily Question – Question 04-04】The “20” in 20-grade steel refers to a carbon content of 0.2%, classifying it as a low-carbon steel. 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 to previous posts on a large scale is considered posting spam, and such responses will not earn any points or may be scored at the discretion of the organizers.
The “20” in 20-grade steel refers to a carbon content of 0.2%, classifying it as a low-carbon steel. The judgment is correct