| 摘要 |
A stainless cast steel of ferrite-austenite two-phase structure having high corrosion fatigue strength and high pitting corrosion resistance containing in terms of % by weight, up to 0.1% C, up to 2.0% Si, up to 2.0% Mn, 22.0-27.0% Cr, 5.0-9.0% Ni, 1.1-2.5% Mo, 0.5-2.5% Cu, 0.5-2.0% Co and 0.5-2.0% V, the steel further containing, if desired, one or more kinds of 0.5-2.0% Nb and/or Ta and 0.01-0.5% Ti, the balance being substantially Fe and inevitable impurities. |
