SAE/AISI 1075 Carbon Steel (UNS G10750)
SAE/AISI 1075 steel is known for its high strength, hardness, and wear resistance. It has good machinability and responds well to heat treatment processes such as quenching and tempering.
| Chemical Composition | ||
|---|---|---|
| Element | Min | Max |
| Iron | 98.41% | 98.90% |
| Carbon | 0.70% | 0.80% |
| Manganese | 0.40% | 0.70% |
| Phosphorous | 0.04% | |
| Sulfur | 0.05% | |
The following table provides a list of SAE/AISI 1075 properties in both SI and US customary/Imperial units.
Click on the icon to switch between Metric and Imperial units.
| Physical Properties | Metric |
|---|---|
| Density | 7850 kg/m3 |
| Mechanical Properties | Metric |
| Young’s Modulus (E) | 190 - 210 GPa |
| Shear Modulus (G) | 80 GPa |
| Poisson’s Ratio (ν) | 0.27 - 0.30 |
| Thermal Properties | Metric |
| Thermal Conductivity | 52 W/m·K |
| Specific Heat Capacity (Cp) | 470 J/kg·K |
| Coefficient of Thermal Expansion (αL) | 1.2×10-5 1/°C |
The values in this table are approximate and can vary depending on various factors such as the specific manufacturing process and heat treatment applied to the alloy.
Advantages & Disadvantages of 1075 Carbon Steel
| Advantages | Disadvantages |
|---|---|
| High Strength | Low Corrosion Resistance |
| Good Wear Resistance | Limited Toughness |
| Good Machinability | Limited Ductility |
| Cost-Effective |
Applications of 1075 Carbon Steel
1075 carbon steel finds applications in various industries due to its favorable properties. Some common applications include:
- Blades and Cutting Tools: The high strength, hardness, and wear resistance of 1075 carbon steel make it suitable for manufacturing blades and cutting tools. It is used in the production of knives, machetes, saw blades, and agricultural cutting implements.
- Springs: 1075 carbon steel is commonly utilized for producing springs, including flat springs, coil springs, and leaf springs. Its ability to withstand repeated loading and its resilience make it ideal for applications where elastic properties are essential, such as automotive suspensions, construction equipment, and firearms.
- Hand Tools: Hand tools like chisels, punches, and hammers often benefit from the durability and toughness provided by 1075 carbon steel. Its ability to retain a sharp edge and resist deformation under heavy use makes it suitable for these applications.
- Industrial Machinery Components: 1075 carbon steel is utilized in the fabrication of various components for industrial machinery. These may include gears, shafts, couplings, and wear-resistant parts that require strength and hardness to withstand demanding operational conditions.
- Automotive Components: The automotive industry employs 1075 carbon steel in various components. It can be used for springs, suspension parts, clutch plates, and wear-resistant components that require high strength and durability.
- Agricultural Tools: Farming equipment such as plows, cultivators, and harrows benefit from the robustness and wear resistance of 1075 carbon steel. It allows these tools to withstand the harsh conditions encountered in agricultural operations.
- Construction and Building Materials: 1075 carbon steel is occasionally used in construction applications. It can be employed for reinforcing bars, hand tools used in construction work, and components requiring high strength and toughness.