Alloy Steel 4615
Material Data Sheet
AISI 4615 is a nickel-molybdenum steel. The following datasheet will provide an overview of AISI 4615 alloy steel.
Chemical Composition
| Chemistry | Content(%) |
|---|---|
| Iron, Fe | 96.495 – 97.42 |
| Nickel, Ni | 1.65 – 2.00 |
| Manganese, Mn | 0.45 – 0.65 |
| Molybdenum, Mo | 0.20 – 0.30 |
| Silicon, Si | 0.15 – 0.30 |
| Carbon, C | 0.13 – 0.18 |
| Sulfur, S | ≤ 0.40 |
| Phosphorus, P | ≤ 0.035 |
Physical Properties
| Properties | Metric | Imperial |
|---|---|---|
| Density | 7.85 g/cm3 | 0.284 lb/in3 |
Mechanical Properties
| Properties | Metric | Imperial |
|---|---|---|
| Hardness, Brinell | 170 – 212 | 170 – 212 |
| Hardness, Knoop | 213 | 213 |
| Hardness, Rockwell B | 91 | 91 |
| Harndess, Rockwell C | 11 | 11 |
| Hardness Vickers | 200 | 200 |
| Modulus of Elasticity | 205 GPa | 29700 ksi |
| Bulk Modulus | 160 GPa | 23200 ksi |
| Poissons Ratio | 0.29 | 0.29 |
| Machinability | 65% | 65% |
| Shear Modulus | 80.0 GPa | 11600 ksi |
Applications
The following are the applications of AISI 4615 alloy steels:
- Cam shafts
- Connecting rods
- Crankshafts
- Gears
