SAE/AISI 1151 Carbon Steel (UNS G11510)
SAE/AISI 1151 steel is commonly used in the manufacturing of automotive parts and machinery components that require a combination of high strength, toughness, and wear resistance.
| Chemical Composition | ||
|---|---|---|
| Element | Min | Max |
| Iron | 98.28% | 98.82% |
| Carbon | 0.48% | 0.55% |
| Manganese | 0.7% | 1.0% |
| Phosphorous | 0.04% | |
| Sulfur | 0.08% | 0.13% |
The following table provides a list of SAE/AISI 1151 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) | ≥ 634 MPa |
| Tensile Strength (Yield) | ≥ 348 MPa |
| Young’s Modulus (E) | 190 - 210 GPa |
| Bulk Modulus (K) | 140 GPa |
| Shear Modulus (G) | 80 GPa |
| Elongation at Break | ≥ 15% |
| Reduction of Area | ≥ 35% |
| Poisson’s Ratio (ν) | 0.27 - 0.30 |
| Brinell Hardness | ≥ 187 |
| 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 |
| Electrical Properties | Metric |
| Electrical Conductivity | 5.8×106 S/m |
| Electrical Resistivity | 1.7×10-7 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 1151 Carbon Steel
| Advantages | Disadvantages |
|---|---|
| Good machinability | Low strength |
| Good weldability | Low toughness |
| Relatively inexpensive | Susceptible to corrosion |
Applications of 1151 Carbon Steel
1151 carbon steel is a versatile material that can be used for a variety of applications, some common applications of 1151 carbon steel include:
- Structural components: 1151 carbon steel is often used to make structural components, such as beams, columns, and plates. It is also used to make machine parts, such as gears, shafts, and bearings.
- Fasteners: 1151 carbon steel is a common material for making fasteners, such as bolts, nuts, and screws. It is also used to make wire and fencing.
- Tools: 1151 carbon steel is used to make a variety of tools, such as saw blades, drills, and wrenches.
- Machinery: 1151 carbon steel is used to make a variety of machinery, such as engines, pumps, and conveyors.
- Automotive parts: 1151 carbon steel is used to make a variety of automotive parts, such as axles, gears, and pistons.