Alloy Nodular Cast Iron Rolls - 07

These rolls are characterized by spherical graphite. Its mechanical properties are similar to that of alloy indefinite chilled rolls except that its strength is higher than the latter. They can be produced by static
Chemical Element %
Brand C Si Mn Cr Ni Mo Mg
SG 1 3.00-3.60 1.00-2.50 0.40-1.00 0.20-0.60 ＜0.30 0.20-0.60 ≥0.04
SG 3 3.00-3.60 1.20-2.40 0.40-1.00 0.20-0.60 0.20-0.60 0.20-0.60 ≥0.04
SG 4 3.00-3.60 1.20-2.40 0.40-1.00 0.20-0.60 0.50-1.00 0.20-0.60 ≥0.04
SG 6 3.00-3.60 1.20-2.40 0.40-1.00 0.30-1.20 1.01-2.50 0.40-0.80 ≥0.04
SGD 1 3.00-3.60 0.40-1.20 0.20-1.00 0.20-0.60 0.20-0.60 ≥0.04
SGD 2 3.00-3.60 0.40-1.20 0.20-1.00 0.10-0.30 0.20-0.80 ≥0.04
Properties and Application
Brand Barrel Hardness(HS) Tensile Strength(Mpa) Bending Strength(Mpa) Application
SG 1 40-55 ≥300 500-700 Stick, wire, profiled bar cogging roll frame
SG 3 55-70 ≥300 500-700
SG 4 60-70 ≥300 600-800 Stick wire, profiled bar moderate and finishing mill frame, narrow steel strip finishing mill frame
SG 6 62-70 ≥320 600-800
SHD 1 58-70 ≥300 600-800
SHD 2 58-70 ≥300 600-800

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