KVAEVEHALTIGT FERRIT-AUSTENITISKT ROSTFRITT STAAL MED HOEG VARMBEARBETBARHET

摘要

A nitrogen-containing dual phase stainless steel with high hot workability, containing in percentage by weight: less than 0.03% of C; 0.3-2.0% of Si; 0.4-4.0% of Mn; 16-22% of Cr; 4-7% of Ni; 2-4% of Mo; 0.06-0.20% of N; less than 0.005% of S; 0.001-0.01% of Ca in a Ca/S ratio of greater than 1.5; and the balance of iron and inevitable impurities.