SAE/AISI 1022 Carbon Steel (UNS G10220)
SAE/AISI 1022 steel is often used in applications where moderate strength and good machinability are required. It can be easily formed, welded, and machined, making it suitable for various manufacturing processes.
| Chemical Composition | ||
|---|---|---|
| Element | Min | Max |
| Iron | 98.68% | 99.13% |
| Carbon | 0.17% | 0.23% |
| Manganese | 0.70% | 1.0% |
| Phosphorous | 0.04% | |
| Sulfur | 0.05% | |
The following table provides a list of SAE/AISI 1022 properties in both SI and US customary/Imperial units.
Click on the icon to switch between Metric and Imperial units.
| Physical Properties | Metric |
|---|---|
| Density | 7858 kg/m3 |
| Mechanical Properties | Metric |
| Tensile Strength (Ultimate) | 380 - 550 MPa |
| Tensile Strength (Yield) | 200 - 450 MPa |
| Young’s Modulus (E) | 190 - 210 GPa |
| Bulk Modulus (K) | 140 GPa |
| Shear Modulus (G) | 80 GPa |
| Elongation at Break | 20 - 35% |
| Poisson’s Ratio (ν) | 0.29 |
| Brinell Hardness | 110 - 160 |
| Thermal Properties | Metric |
| Thermal Conductivity | 50 W/m·K |
| Specific Heat Capacity (Cp) | 472 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 1022 Carbon Steel
| Advantages | Disadvantages |
|---|---|
| Cost-Effective | Limited Strength |
| Good Machinability | Limited Hardness |
| Good Weldability | Corrosion Susceptibility |
| Good Ductility | Limited Temperature Resistance |
Applications of 1022 Carbon Steel
AISI 1022 carbon steel finds application in various industries and products due to its cost-effectiveness, machinability, and moderate strength. Here are some common applications of 1022 carbon steel:
- Fasteners: 1022 steel is often used to manufacture bolts, screws, studs, and nuts. Its moderate strength, good machinability, and cost-effectiveness make it suitable for fastening applications.
- General machinery and components: Due to its ease of machining and reasonable strength, 1022 carbon steel is utilized in the production of various machine parts, including gears, shafts, couplings, and bushings.
- Automotive components: 1022 steel is found in automotive applications such as camshafts, crankshafts, connecting rods, and engine components. Its machinability allows for precise manufacturing of these parts.
- Construction and infrastructure: In the construction industry, 1022 carbon steel may be used for items like anchor bolts, structural supports, and reinforcement bars. Its moderate strength is sufficient for many construction applications.
- Agricultural equipment: Components for agricultural machinery, such as plows, harrows, and cultivators, can be made from 1022 steel due to its machinability and durability.
- Hand tools: Some hand tools, including wrenches, sockets, and screwdrivers, may be constructed from 1022 carbon steel due to its machinability and cost-effectiveness.
- Shafts and axles: 1022 steel can be employed in the production of shafts and axles for various machinery and equipment.
- General-purpose applications: Its versatility and affordability make 1022 carbon steel suitable for a wide range of general-purpose applications, including brackets, supports, frames, and small structural components.