Carbon Steel 1045
Carbon Steel 1045 is a medium-carbon steel that provides a good balance of strength, toughness, and wear resistance. It is readily machinable and can be through-hardened by heat treatment.
Machinability
64/100
Tolerance
±0.02 mm
Category
Carbon & Alloy Steel
Material Properties
| Property | Value |
|---|---|
| Tensile Strength | 585 MPa (85 ksi) |
| Yield Strength | 450 MPa (65 ksi) |
| Hardness | 170 HB |
| Density | 7.85 g/cm³ |
| Machinability Rating | 64/100 |
| Thermal Conductivity | 49.8 W/m·K |
| Melting Point | 1,460–1,510 °C |
| Tolerance | ±0.02 mm |
Common Grades
1045 Cold Drawn1045 Hot Rolled1045 Annealed
Advantages
- Good balance of strength and machinability
- Through-hardenable
- Cost-effective
- Good wear resistance
Limitations
- Poor corrosion resistance
- Requires protective coatings
- Moderate weldability
Common Applications
Gears
Shafts
Bolts
Studs
Axles
Connecting rods
Industries Served
AutomotiveIndustrial MachineryAgricultureConstruction
Available Surface Finishes
Black OxideZinc PlatingHard ChromePowder Coat