SAE/AISI 1050 Carbon Steel (UNS G10500)
SAE/AISI 1050 steel has good strength, hardness, and wear resistance due to its higher carbon content compared to low carbon steels. It can be heat-treated to achieve higher hardness and strength levels.
| Chemical Composition | ||
|---|---|---|
| Element | Min | Max |
| Iron | 98.46% | 98.92% |
| Carbon | 0.47% | 0.55% |
| Manganese | 0.60% | 0.90% |
| Phosphorous | 0.04% | |
| Sulfur | 0.05% | |
The following table provides a list of SAE/AISI 1050 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 |
| Tensile Strength (Ultimate) | 690 - 790 MPa |
| Tensile Strength (Yield) | 390 - 650 MPa |
| Young’s Modulus (E) | 190 - 210 GPa |
| Bulk Modulus (K) | 140 GPa |
| Shear Modulus (G) | 80 GPa |
| Elongation at Break | 10 - 20% |
| Poisson’s Ratio (ν) | 0.27 - 0.30 |
| Brinell Hardness | 200 - 220 |
| Thermal Properties | Metric |
| Thermal Conductivity | 50 W/m·K |
| Specific Heat Capacity (Cp) | 470 J/kg·K |
| Coefficient of Thermal Expansion (αL) | 1.2×10-5 1/°C |
| Electrical Properties | Metric |
| Electrical Conductivity | 4.1×106 S/m |
| Electrical Resistivity | 2.4×10-7 Ω·m |
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 1050 Carbon Steel
| Advantages | Disadvantages |
|---|---|
| Good Strength | Low Corrosion Resistance |
| Good Wear Resistance | Limited Ductility |
| Good Machinability | Brittle at Low Temperatures |
| Cost-Effective |
Applications of 1050 Carbon Steel
1050 carbon steel finds application in various industries due to its favorable combination of strength, wear resistance, and machinability. Here are some common applications of 1050 carbon steel:
- Automotive Components: 1050 steel is used in the manufacturing of various automotive components, including gears, shafts, clutch parts, and sprockets. Its strength and wear resistance make it suitable for transmitting power and withstanding mechanical stress.
- Springs: 1050 carbon steel is commonly utilized in the production of coil springs and flat springs. Its excellent strength and spring properties allow it to withstand repeated loads and provide resilience in applications such as suspension systems, valves, and industrial machinery.
- Hand Tools: Due to its machinability and strength, 1050 steel is employed in the production of hand tools such as chisels, punches, and cutting blades. It provides durability and resistance to wear, enabling these tools to withstand heavy use.
- Agricultural Equipment: Components in agricultural machinery and equipment, such as blades, cultivator tines, and harrow teeth, often incorporate 1050 carbon steel. Its robustness and ability to withstand abrasive conditions make it suitable for these demanding applications.
- Fasteners: 1050 steel is utilized in the manufacturing of fasteners, including bolts, screws, and rivets. Its strength and machinability allow for the production of reliable and sturdy fastening solutions.
- Construction and Structural Applications: Certain construction applications, such as reinforcement bars, require high-strength materials. 1050 carbon steel can be used in these applications due to its favorable strength properties.
- Power Transmission Components: Gears, pulleys, and couplings that transfer power in various mechanical systems can be made from 1050 carbon steel. Its strength and wear resistance ensure efficient power transmission and durability in these components.
- Industrial Machinery: 1050 steel can be found in various industrial machinery parts, including shafts, axles, and machine components that require high strength and resistance to wear and fatigue.