T = (0.5 ~ 0.7) * k * σs * Bi * d / 1000 Lara wọn, T: torque tightening, Nm k: iyeida agbara mimu, nigbagbogbo 0.12 σs: agbara ikore ohun elo bolt, Mpa Bi: agbegbe Cross-lewu, mm2 d: Iwọn ila opin, mm Hebei Chengyi Engineering Materials Co., Ltd. ti ṣe...
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