SAE/AISI 1023 Carbon Steel (UNS G10230)

Image of SAE/AISI 1023 bars

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.

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Chemical Composition
ElementMinMax
Iron99.06%99.51%
Carbon0.19%0.25%
Manganese0.30%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.

Table of SAE/AISI 1023 Properties
Physical Properties
Metric
Density7858 kg/m3
Mechanical PropertiesMetric
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 Break15 - 30%
Poisson’s Ratio (ν)0.27 - 0.30
Brinell Hardness110 - 140
Thermal PropertiesMetric
Thermal Conductivity52 W/m·K
Specific Heat Capacity (Cp)470 J/kg·K
Coefficient of Thermal Expansion (αL)1.21×10-5 1/°C
Electrical PropertiesMetric
Electrical Conductivity4.1×106 S/m
Electrical Resistivity2.4×10-7 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

AdvantagesDisadvantages
Cost-effectiveLow strength
Good machinabilityLimited hardness and wear resistance
Good formabilityLimited heat treatment options
Good weldabilityLimited 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.
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