0.5" Alloy Steel Round Bar 4340-Annealed Cold Finish -Part #: 25262
- Diameter: 0.5 "
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Product Details, Specifications, and Technical Information
Alloy Steel Round Bar 4340 Annealed Cold Finish has high strength, toughness, wear resistance, and fatigue strength. It can be machined in all states other than hardened and it is easily welded. Additionally, 4340 can be cold worked easily. It is typically used in military aircraft, automotive systems, hydraulic parts, machine tools, and a steel crankshafts.
| Dimension Name | Specification |
| Diameter | 0.5 |
| Max Length | 144 |
| Alloy | 4340 |
| Temper | Annealed |
| Production Method | Cold Finished |
| MTR Availability | Yes |
| Material | Alloy Steel |
| Shape | Bar-Round |
| Custom Cut Warehouse | 1 |
This material meets the following specs: ASTM -A322, AMS -6415, ASTM -A108, AMS -6484(call for availability), ASTM -A29
| Weight/Lineal Foot | ||
| 0.67 pounds |
| Mechanical Properties | |
| Property | Value |
| Density g/cm^3 | 8 |
| Ultimate Tensile Strength KSI | 108 |
| Yield Tensile Strength KSI | 68 |
| Brinell Hardness 500 kg load | 217 |
| Shear Strength KSI | 63 |
| Melting Point °F | 2580 - 2650 |
| Rockwell Hardness B Scale | 95 |
| Elongation % in 2 in. | 22 |
| Electrical Conductivity % IACS | 8 |
| Machinability % | 50 |
| Chemistry Information: 4340 Alloy Steel | |
| Element | Percentage |
| C | 0.37 - 0.43 |
| Cr | 0.8 |
| Fe | 96 |
| Mn | 0.7 |
| Ni | 1.83 |
| P | 0.035 max |
| S | 0.04 max |
| Si | 0.23 |
Dimensions
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