4145M
Available in bar dimensions of 76.2 mm (3") to 762 mm (30")
Length range up to 9.14 m (30')
Chemical Composition
|
C |
Mn |
Mo |
Cr |
Ni |
Cu |
Ti |
P |
S |
Si |
V |
Al |
| Min |
0.042 |
0.750 |
0.150 |
0.750 |
- |
- |
- |
- |
- |
- |
- |
- |
| Max |
0.049 |
1.300 |
0.350 |
1.200 |
1.000 |
- |
- |
0.025 |
0.025 |
0.035 |
- |
- |
Mechanical Properties
| Tensile Strength |
965 MPa min |
140,000 psi min |
| Yield Strength |
758 MPa min |
- |
|   |
110,000 psi min |
- |
| Total Elongation Under Load |
14.000 % |
- |
| Hardness |
36 Max HRC |
- |