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【Process Engineering Division – Pipeline and Valve Technology Exchange Section – Daily Question – Questions 03-09】

2019-03-09View Original

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【Process Engineering Division – Pipeline and Valve Technology Exchange Forum – Daily Question – Questions 03–09】 The material of the bolt should generally be superior to that of the nut, or the hardness of the nut should be slightly lower than that of the bolt, in order to prevent the screw from deforming. ( ) Judgment: Correct

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