| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a precipitation hardening stainless steel which jointly combines high corrosion resistance and high hardness. <P>SOLUTION: The precipitation hardening stainless steel includes C≤0.05 mass%, 0.5≤Si<2.0 mass%, Mn≤1.50 mass%, 2.0≤Cu≤5.0 mass%, 2.0≤Ni<7.0 mass%, 10.0≤Cr≤15.0 mass%, 1.0≤Co≤5.0 mass%, 2.0<Mo≤5.0 mass%, 0.5<Ti≤3.0 mass% and N≤0.05 mass%, and the balance Fe with inevitable impurities and satisfies Si+Ti+Co≥4.5 and Si/Mo≤0.7. <P>COPYRIGHT: (C)2013,JPO&INPIT |
