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請教:45#鋼軸,不調(diào)質(zhì)對使用有什么影響? |
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點評
不是說一樣,強調(diào)就是45不調(diào)質(zhì)發(fā)揮不出潛力。但是不調(diào)質(zhì)也比Q235強一些~~~45不調(diào)質(zhì)屈服強度大概350mpa左右吧
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