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rotcivyang

新虫 (初入文坛)

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bobosgabc

木虫 (正式写手)

【答案】应助回帖

感谢参与,应助指数 +1
碳含量如果很低的话 可能就是工业纯铁 或者的一些IF钢了 汽车用钢 可能是!
3楼2012-10-15 18:30:37
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ant_512

至尊木虫 (职业作家)

木虫——小蚂蚁...

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【答案】应助回帖

★ ★ ★ ★ ★
感谢参与,应助指数 +1
rotcivyang: 金币+5, ★★★很有帮助 2012-10-15 13:24:17
一般低碳钢碳含量<0.15%,0.03%的很少吧,不锈钢也就0.07左右,00Cr17Ni14Mo2、0Cr18 Ni9,这两种看看!
stay hungry,stay foolish.
2楼2012-10-15 11:06:52
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