Austenitic stainless steels

摘要

Problem to be solved: to provide an austenitic stainless steel capable of raising the ability to suppress carburization.Solution: Fe and mass% contained CR of 10.0 mass% or more and 30.0% by mass, Ni with 25.0 mass% or more and 45.0 mass% or less, and al of 2.5 mass% or more and 4.5% by mass or less The absolute value of the surface residual stress at least in one direction is 250 MPa or more and 500 MPa or less.No selection