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The precipitation hardening die rustless steel null mass for cold working which is superior
The precipitation hardening die rustless steel null mass for cold working which is superior
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机译：优良的冷作沉淀硬化模具无锈钢零质量
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摘要
PROBLEM TO BE SOLVED: To provide precipitation hardening stainless steel for cold working having excellent machinability.;SOLUTION: The precipitation hardening stainless steel for cold working having excellent machinability has a composition containing, by mass, ≤0.030% C, ≤1.0% Si, ≤0.4% Mn, 0.010 to 0.050% S, ≤0.025% N, 3.0 to 7.0% Ni, 13.0 to 18.0% Cr, 1.0 to 5.0% Cu, 0.05 to 0.25% Ti, and 0.10 to 0.40% Nb; wherein, if Tieq=Ti+0.52 Nb and Ceq=C+0.86N, Ceq is ≤0.050, and (Tieq-4Ceq)/S=2 to 7 are satisfied (1), and the balance Fe with inevitable impurities.;COPYRIGHT: (C)2005,JPO&NCIPI
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机译：解决的问题：提供具有优异的切削加工性的冷加工用沉淀硬化不锈钢。解决方案：具有优良的切削加工性的冷加工用沉淀硬化不锈钢的组成按质量计为0.030％C，1.0％。 Si，0.4％Mn，0.010至0.050％S，0.025％N，3.0至7.0％Ni，13.0至18.0％Cr，1.0至5.0％Cu，0.05至0.25％Ti和0.10至0.40％Nb ;其中，如果Tieq ＝ Ti + 0.52Nb，Ceq ＝ C + 0.86N，则Ceq ＝ 0.050，满足（Tieq-4Ceq）/ S ＝ 2〜7（1），余量的Fe中不可避免地含有杂质。版权所有（C）2005，JPO＆NCIPI
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