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Home » Products » Mechanical » Alloy Nodular Cast Iron Rolls (SG)
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Alloy Nodular Cast Iron Rolls (SG)

Alloy Nodular Cast Iron Rolls (SG)
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 Composition %
Symbol C Si Mn Cr Ni Mo Mg
SGⅡ 2.90-3.60 0.80-2.50 0.40-1.20 0.20-0.60 - 0.20-0.60 ≥0.04
SGⅣ 2.90-3.60 0.80-2.50 0.40-1.20 0.20-0.60 0.50-1.00 0.20-0.80 ≥0.04
SGⅤ 2.90-3.60 0.80-2.50 0.40-1.20 0.30-1.20 1.01-2.00 0.20-0.80 ≥0.04
Prosperities&Application
Symbol Hardness
HS
Tensile Strength
MPa
Bending
Strength
MPa
Dimension
MM
Unit N.W
KGS
Application
SGⅡ 50-70 ≥320 500-700 ¢300-1300 500-35000 Rolls for finish stands of light section mills, bar and wire rod mills, hot narrow strip mills and temper mill.
SGⅣ 55-70 ≥320 500-700
SGⅤ 60-70 ≥320 600-800
 

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