18072| 22
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請(qǐng)教:45#鋼軸,,不調(diào)質(zhì)對(duì)使用有什么影響? |
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點(diǎn)評(píng)
不是說(shuō)一樣,,強(qiáng)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(qiáng)一些~~~45不調(diào)質(zhì)屈服強(qiáng)度大概350mpa左右吧
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