Mn13 Hadfield Steel Manganese Steel
Ball mill liner
Excavator bucket tooth
Crusher die
Low impact casting
Lining plate
Toothed plate
Broken wall
Mn13 hadfield steel manganese steel
mn13 is high manganese steel, high manganese steel is a solid solution treatment, the temperature of solid solution treatment is 1050~1100 degrees, when heating, 650 degrees below the speed of 50~100 degrees /h heating, 650 degrees above the speed of 50~150 degrees /h heating, the best in 650~700 degrees of insulation 1~3h, holding time according to 25mm/h, Water cooling, water temperature does not exceed 20 degrees, quenched water temperature does not exceed 45 degrees.
chemical component
| mark |
C |
Si |
Mn |
P |
S |
|
Mn13 |
0.90%-1.20% |
0.30%-0.80% |
11.00%-14.00% |
≤0.035% |
≤0.030% |
mechanical property
| mark | strength of extension | ductility | Impact performance 20℃ | Initial Hardness Value (HB) | Post-hardening hardness value (HB) | Cold bending 180° |
|
Mn13 |
≥800MPa |
≥40% |
ak≥90（J） |
200-250 |
>300 |
qualified |
Application field
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