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螺絲都不會(huì)選,還能做設(shè)計(jì)?! |
點(diǎn)評
破壞力矩和拉力是2回事,按8.8級螺栓許用強(qiáng)度530MPa計(jì)算,大概能承受拉力600kg。可能是我記錯(cuò)了是M5的螺栓,或者他們用的是高強(qiáng)度的不銹鋼,螺栓不止8.8
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