| Roll Material |
Application |
Finishing Roll for Merchant Mill |
HARDNESS DROP
Distance from Barrel Surface, mm |
CHARACTERISTICS
The structure consists of graphite nodules in the
matrix of bainite. These rolls have high hot
strength combined with good wear resistance.
Sufficient water cooling is a must for satisfactory
performance
APPLICATION
Skin Pass and Temper Mill rolls for cold rolling.
Finishing rolls for wire rod and strip mills. |
Hs 60-65 Sh-C x 100 |
|
CHEMICAL COMPOSITION |
| C |
Ni |
Cr |
Mo |
| 3.20-3.50 |
1.80-2.00 |
0.40-0.70 |
0.04-0.07 |
| 3.20-3.50 |
2.00-3.00 |
0.40-1.00 |
0.04-0.07 |
|
|
MECHANICAL PROPERTIES |
| Barrel Hardness |
Neck |
| U.T.S |
Impact |
| °Sh-C |
N/mm2 |
J/cm2 |
| 65-75 |
500-600 |
3.0-5.0 |
| 70-80 |
500-600 |
3.0-5.0 |
|
|
|
