- Diameter: 4.5 "
Read More Specifications See Product Guide
Product Details, Specifications, and Technical Information
Cold Finish Alloy Steel Round Bar 4130 (4.5") offers good weldability without compromising steel abrasion and impact resistance. 4130 is commonly used in structural applications, including gears, fasteners, and some aircraft exterior as it has good machinability, good weldability, and can be heat treated.
| Dimension Name | Specification |
| Diameter | 4.5 |
| Max Length | 144 |
| Alloy | 4130 |
| Temper | Normalized |
| Material | Alloy Steel |
| Shape | Bar-Round |
| MTR Availability | Yes |
| RoHS | Yes 6C |
| REACH | No |
| Custom Cut Warehouse | 1 |
This material meets the following specs: ASTM- A108(call for availability), AMS- 6348, AMS- 6370, AMS/MIL- S-6758
| Weight/Lineal Foot | ||
| 51.23 pounds |
| Mechanical Properties | |
| Property | Value |
| Ultimate Tensile Strength KSI | 97 |
| Density g/cm^3 | 8 |
| Electrical Conductivity % IACS | 7 |
| Elongation % in 2 in. | 26 |
| Brinell Hardness 500 kg load | 197 |
| Rockwell Hardness B Scale | 92 |
| Shear Strength KSI | 62 |
| Yield Tensile Strength KSI | 63 |
| Melting Point °F | 2590 - 2660 |
| Chemistry Information: 4130 Alloy Steel | |
| Element | Percentage |
| C | 0.28 - 0.33 |
| Cr | 0.8 - 1.1 |
| Fe | 97.3 - 98.22 |
| Mn | 0.4 - 0.6 |
| Mo | 0.15 - 0.25 |
| P | 0.035 max |
| Si | 0.15 - 0.35 |
| S | 0.04 max |
Dimensions
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