HIGH CR LOW NI TWO-PHASED CAST STAINLESS STEEL

摘要

ABSTRACT OF THE DISCLOSUREHigh Cr low Ni two-phased stainless steel with highcorrosion resistance and tenacity containing thefollowing, which may be manufactured easily by furnacemelting in the atmosphere composition (by weight %)C less than 0.10%Si less than 1.5%Mn less than 1.5%P less than 0.04S less than 0.04%Cr 22 - 30%Ni 3 - 6%Mo 0.5 - 1.5%Cu 0.4 - 1.0%N less than 0.1%Nb 0.1 - 0.24%Fe Balance.and Creq/Nieq is 3 - 4.5Ferrite content is 50 - 80% .