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发明授权
CN101397633B 一种含硫含铜的易切削不锈钢及其制备方法 失效 - 权利终止

一种含硫含铜的易切削不锈钢及其制备方法
摘要：
本发明提供一种具有优异的切削性能和强度的奥氏体易切削不锈钢钢，该不锈钢中的化学成分设计为：以重量百分比计的0.05％或更低的C、0.05至1.0％的Si、2.0％～3.0％的Mn、0.060％或更低的P、0.24％～0.30％的S、2.0％～2.5％的Cu、8.0％～10.0％的Ni、17.0％～19.0％的Cr、0.6％或更低的Mo、0.040％或更低的N，以及铁和在剩余部分中不可避免的杂质。
摘要（英）：

The invention provides an austenitic free cutting stainless steel with excellent cutting property and strength, and according to weight percentage, the chemical compositions in the stainless steel are designed as follows: no more than 0.05 percent of C, 0.05 to1.0 percent of Si, 2.0 to 3.0 percent of Mn, no more than 0.060 percent of P, 0.24 to 0.30 percent of S, 2.0 to 2.5 percent of Cu, 8.0 to 10.0 percent of Ni, 17.0 to 19.0 percent of Cr, no more than 0.6 percent of Mo, no more than 0.040 percent of N, Fe, and inevitable impurities as the rest.

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