Details
Graphite steel is a hypereutectoid steel with a carbon content between 1.5% and 2.5%. These roll have a structure consisting of nodular graphite and carbides in a pearlitic / bainitic matrix . The presence of the graphite improves the firecrack resistance of the roll material. It can be used for almost any size of section, especially where fire cracking is a problem.
Chemical composition
|
material |
C |
Si |
Mn |
Cr |
Ni |
Mo |
|
Graphite steel |
1.5-2.5 |
0.8-1.6 |
0.5-1.5 |
0.4-2.0 |
0.2-2.2 |
0.2-0.8 |
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