30721| 10
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6061T6鋁合金強(qiáng)度比Q235還高,是不是在強(qiáng)度件方面可以替代Q235 |
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點(diǎn)評(píng)
的確,彈性模量兩者差一個(gè)數(shù)量級(jí),不過鋼材一般只校核強(qiáng)度不校核剛度
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