8" Alloy Steel Round Bar 4140-Annealed Hot Rolled -Part #: 28412
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Dimension(s) for this product
- Diameter: 8 "
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Product Details, Specifications, and Technical Information
| Dimension Name | Specification |
| Diameter | 8 |
| Max Length | 144 |
| Alloy | 4140 |
| Temper | Annealed |
| Production Method | Hot Rolled |
| MTR Availability | Yes |
| Material | Alloy Steel |
| Shape | Bar-Round |
| Custom Cut Warehouse | 1 |
| Weight/Lineal Foot | ||
| 170.01 pounds |
Please note that this data is to be used ONLY FOR REFERENCE, NOT FOR DESIGN, and by using it,you agree that any decisions you make regarding materials for your project are at your own discretion.
| Mechanical Properties | |
| Property | Value |
| Density g/cm^3 | 8 |
| Yield Tensile Strength KSI | 60 |
| Ultimate Tensile Strength KSI | 95 |
| Brinell Hardness 500 kg load | 197 |
| Rockwell Hardness B Scale | 92 |
| Elongation % in 2 in. | 26 |
| Shear Strength KSI | 69 |
| Machinability % | 66 |
| Electrical Conductivity % IACS | 7 |
| Melting Point °F | 2580 - 2650 |
| Chemistry Information: 4140 Alloy Steel | |
| Element | Percentage |
| C | 0.38 - 0.43 |
| Cr | 0.8 - 1.1 |
| Fe | 96.785 - 97.84 |
| Mn | 0.7 - 1 |
| Mo | 0.15 - 0.25 |
| P | 0.035 max |
| S | 0.04 max |
| Si | 0.15 - 0.3 |
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