C CHEMISTRY; METALLURGY
C22 METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
C22C ALLOYS
38/00 Ferrous alloys, e.g. steel alloys
C22C38/002 containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60