SAE/AISI 1023 Carbon Steel (UNS G10230)

SAE/AISI 1023 is a low-carbon steel alloy valued for its excellent machinability, good formability, and cost-effectiveness. It is commonly used in the manufacturing of rods, wires, and structural parts, especially in processes like cold-heading and extrusion that require high workability and consistent mechanical performance.
Chemical Composition | ||
---|---|---|
Element | Min | Max |
Iron | 99.06% | 99.51% |
Carbon | 0.19% | 0.25% |
Manganese | 0.30% | 0.60% |
Phosphorous | —— | 0.04% |
Sulfur | —— | 0.05% |
The following table provides a list of SAE/AISI 1023 properties in both SI and US customary/Imperial units.
Click on the button to switch between Metric and Imperial units.
Physical Properties | Metric |
---|---|
Density | 7858 kg/m3 |
Mechanical Properties | Metric |
Tensile Strength (Ultimate) | 380 - 480 MPa |
Tensile Strength (Yield) | 210 - 410 MPa |
Young’s Modulus (E) | 190 - 210 GPa |
Bulk Modulus (K) | 140 GPa |
Shear Modulus (G) | 80 GPa |
Elongation at Break | 15 - 30% |
Poisson’s Ratio (ν) | 0.27 - 0.30 |
Brinell Hardness | 110 - 140 |
Thermal Properties | Metric |
Thermal Conductivity | 52 W/m·K |
Specific Heat Capacity (Cp) | 470 J/kg·K |
Coefficient of Thermal Expansion (αL) | 1.21×10-5 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 1023 Carbon Steel
Advantages | Disadvantages |
---|---|
Cost-effective | Low strength |
Good machinability | Limited hardness and wear resistance |
Good formability | Limited heat treatment options |
Good weldability | Limited corrosion resistance |
Applications of 1023 Carbon Steel
SAE/AISI 1023 is utilized in a range of industries due to its moderate strength, good machinability, and economical processing, including:
- Fasteners: Used in the production of bolts, screws, studs, and other fasteners.
- Automotive Components: Common in automotive manufacturing for parts like brackets, clamps, and other non-structural components.
- Machinery Parts: Found in machinery components such as couplings, spindles, levers, and linkages.
- Agricultural Equipment: Used for components like plow blades, cultivator tines, and harrow teeth.
- Construction Hardware: Employed in construction hardware such as nails, screws, hooks, and brackets.
- General Fabrication: Commonly used in brackets, supports, frames, and similar fabricated components.
- Hand Tools: Sometimes used in tools like wrenches, hammers, chisels, and screwdrivers, where moderate strength is sufficient.