| AISI 1044 Steel, hot rolled, 19-32 mm (0.75-1.25 in) round | |
|---|---|
| Categories: | MetalFerrous MetalCarbon SteelAISI 1000 Series SteelMedium Carbon Steel |
| Material Notes: | Medium-carbon steel, can be hammer forged. Can be heat treated, flame or induction hardened, but not recommended for carburizing or cyaniding. |
| Key Words: | UNS G10440, ASTM A29, ASTM A510, ASTM A575, ASTM A576, SAE J403, SAE J412 |
| Vendors: | No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material. |
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Export data to your CAD/FEA program| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 7.85 g/cc | 0.284 lb/in³ | |
| Mechanical Properties | Metric | English | Comments |
| Hardness, Brinell | 163 | 163 | |
| Hardness, Knoop | 184 | 184 | Converted from Brinell |
| Hardness, Rockwell B | 84 | 84 | Converted from Brinell |
| Hardness, Vickers | 170 | 170 | Converted from Brinell |
| Tensile Strength, Ultimate | 550 MPa | 79800 psi | |
| Tensile Strength, Yield | 310 MPa | 45000 psi | |
| Elongation at Break | 16 % | 16 % | In 50 mm |
| Reduction of Area | 40 % | 40 % | |
| Modulus of Elasticity | 205 GPa | 29700 ksi | Typical for steel |
| Bulk Modulus | 160 GPa | 23200 ksi | Typical for steel |
| Poissons Ratio | 0.29 | 0.29 | Typical For Steel |
| Shear Modulus | 80.0 GPa | 11600 ksi | Typical for steel |
| Electrical Properties | Metric | English | Comments |
| Electrical Resistivity | 0.0000176 ohm-cm | 0.0000176 ohm-cm | |
| Thermal Properties | Metric | English | Comments |
CTE, linear  | 11.5 µm/m-°C @Temperature 0.000 – 100 °C | 6.39 µin/in-°F @Temperature 32.0 – 212 °F | |
| 13.0 µm/m-°C @Temperature 0.000 – 300 °C | 7.22 µin/in-°F @Temperature 32.0 – 572 °F | ||
| 14.0 µm/m-°C @Temperature 0.000 – 500 °C | 7.78 µin/in-°F @Temperature 32.0 – 932 °F | ||
| Specific Heat Capacity | 0.472 J/g-°C | 0.113 BTU/lb-°F | Typical steel |
| Thermal Conductivity | 49.8 W/m-K | 346 BTU-in/hr-ft²-°F | Typical steel |
| Component Elements Properties | Metric | English | Comments |
| Carbon, C | 0.43 – 0.50 % | 0.43 – 0.50 % | |
| Iron, Fe | 98.81 – 99.27 % | 98.81 – 99.27 % | As remainder |
| Manganese, Mn | 0.30 – 0.60 % | 0.30 – 0.60 % | |
| Phosphorus, P | <= 0.040 % | <= 0.040 % | |
| Sulfur, S | <= 0.050 % | <= 0.050 % | |
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