| 摘要 |
PURPOSE: High-strength martensitic free-cutting stainless steel is provided to improve cost-efficiency by reducing the content of sulfur. CONSTITUTION: High-strength martensitic free-cutting stainless steel comprises C 0-0.10 weight%, Si 0-1.00 weight%, Mn 0-1.25 weight%, P 0-0.060 weight%, S 0.15-0.20 weight%, Ni 0-0.60 weight%, Cr 12.00-14.00 weight%, Mo 0-0.60 weight%, Fe, and inevitable impurities.
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