China Acicular Nodular Graphite Cast Iron Roll for Hot Rolling Mill, Find details about China Sga, Sg from Acicular Nodular Graphite Cast Iron Roll for Hot Rolling Mill
Grade | C | Si | Mn | Cr | Ni | Mo | Nb | Hardness (HS) | Tensile Strength (MPa) |
SGA I | 2.90/3.60 | 1.20/2.20 | 0.20/0.80 | 0.20/1.00 | 2.50/3.00 | 0.50/1.00 | - | 60/80 | >230 |
SGA II | 2.90/3.60 | 1.00/2.00 | 0.20/0.80 | 0.30/1.50 | 2.50/4.50 | 0.50/1.00 | - | 70/82 | >230 |
SGA III | 2.90/3.60 | 1.00/2.00 | 0.20/0.80 | 0.30/1.50 | 2.50/4.50 | 0.50/1.00 | 0.40/1.20 | 72/85 | >230 |