Ibikoresho: Amavuta ya chromium make
C: 2.2-3.5% Si: 0.5-1.5% Mn: 0.3-1.5% Cr: 1.0-3.0% S: ≦ 0.060%
Ibikoresho: Hagati ya chromium
C: 2.2-3.2% Si: 0.5-1.5% Mn: 0.3-1.5% Cr: 5.0-7.0% S: ≦ 0.060%
Ibikoresho: Amavuta ya chromium menshi
C: 2.2-3.2% Si: <1,2% Mn: 0.3-1.5% Cr: 10-13% S: ≦ 0.060%
Ibikoresho: Chromium idasanzwe
C: 2.0-3.0% Si: 0.5-1.5% Mn: 0.3-1.5% Cr: 17-19% S: ≦ 0.060%