special alloy steel bar scm440
1.Equipments and Technique: Electric Arc Furnace, Ladle Furnace, Vacuum Degasser
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2. Product Information
1).Composition:
C | Si | Mn | Cr | Mo | P | S |
0.38-0.43 | 0.15-0.35 | 0.75-1.00 | 0.8-1.10 | 0.15-0.25 | <0.035 | <0.04 |
2). Equivalent Grades :
GB | DIN | ASTM | JIS | BS | NF |
42CrMo | 1.7225 | 4140 | SCM440 | 708M40 | 42CD4 |
3). Dia.:25mm-450mm
4). Smelting Process:
EAF+LF+VD
Note:EAF=Electric Arc Furnace; LF=Ladle Furnace; VD=Vacuum Degassing;
5). Properties of special alloy steel bars scm440:
Special alloy steel, engineering steel supplied in quenched and tempered conditions. Very good machinability. High toughness, creep strength, repeated impact resistance.
6). Application of 4special alloy steel bars scm440:
Components with high requirements on toughness, e.g. gear wheels, pinions, connecting rods, parts for mechanical engineering.
3. Pictures
Production Equipment
Processing Equipment
Black Steels
Peeling Steels
finished steel
Testing Equipment