Capital Steel & Wire is a distributor of 4130 grade hot rolled steel bar stock. Also known as 4130 chromoly, it is a high chromium concentration steel grade that has many common applications, including valve bodies, pumps, fittings, and aircraft industry parts. 4130 has good strength and weldability characteristics, and is commonly used for applications that are highly stressed. Capital Steel & Wire has 4130 bar stock available in various sizes and lengths and can be cut to your specific needs.
Capital Steel & Wire carries 4130 bar stock in the following shapes:
The following are the chemical and mechanical properties of 4130 hot rolled bar.
4130 Chemical Properties
| Carbon, C | 0.28-0.33% |
| Manganese, MN | 0.40-0.60% |
| Silicon, SI | 0.15-0.35% |
| Chromium, CR | 0.80-1.10% |
| Molybdenum, MO | 0.15-0.25% |
4130 Mechanical Properties
| Tensile Strength | 97,200 psi |
| Yield Strength | 63,100 psi |
| Elongation in 2" | 25% |
| Reduction of Area | 60% |
| Brinell Hardness | 197 |
To learn more about Capital Steel & Wire's distribution capabilities of 4130 grade hot rolled steel bar, call us at (866) 773-7800 or use the contact form on the right to reach out to a Capital Steel & Wire representative.
