General Technical Specifications
The AISI 4330V MOD steel round bar is a high-strength alloy steel rod that meets the ASTM A646 standard. This alloy is characterized by a high content of chromium, nickel, and molybdenum, as well as the addition of vanadium, which provides excellent mechanical properties, including high strength, hardness, and wear resistance. The AISI 4330V MOD round bar exhibits excellent impact load resistance and fatigue failure resistance, making it ideal for use in the most demanding operating conditions. It is available in various sizes and shapes, including round rods and other options.
Applications
The AISI 4330V MOD steel round bar is widely used in various industries due to its unique characteristics and reliability. The main application areas include:
- Aerospace Industry: Components for airplanes and helicopters, chassis, engine parts, where high strength and reliability are required.
- Automotive Industry: Shafts, axles, gears, and other transmission and engine components subjected to high loads and wear.
- Oil and Gas Industry: Drill pipes, fittings, flanges, and other components operating in aggressive environments.
- Construction: Load-bearing structures for bridges, buildings, and other constructions where high strength and durability are necessary.
- Mechanical Engineering: Machine parts, equipment, and tools requiring high precision and wear resistance.
Features
- High Strength: The AISI 4330V MOD steel round bar has high strength and rigidity, allowing it to withstand heavy loads and impacts without deformation.
- Corrosion Resistance: Thanks to alloying elements such as chromium, nickel, and molybdenum, this material demonstrates excellent resistance to corrosion and oxidation, extending the service life of products.
- Wear Resistance: The addition of vanadium improves the wear resistance of the steel, making it ideal for use in high-wear conditions.
- Hardenability: The good hardenability of AISI 4330V MOD steel allows achieving the necessary hardness and strength after heat treatment.
- Machinability: This steel round bar is easily machinable, simplifying its use in the production of complex parts and structures.
In our online store, you can purchase the AISI 4330V MOD steel round bar in various sizes and shapes, including round rods and other options. Our products comply with the ASTM A646 standard and undergo strict quality control. We guarantee the high quality, reliability, and durability of our materials. Place your order now and experience the advantages of the AISI 4330V MOD steel round bar for your business!
Chemical composition of steel AISI 4330 V Mod
| Weight % | C | Si | Mn | Cr | Mo | Ni | V | S | P |
| Min. | 0,28 | 0,20 | 0,75 | 0,70 | 0,35 | 1,65 | 0,05 | ||
| Max. | 0,33 | 0,35 | 1,00 | 0,95 | 0,50 | 2.00 | 0,10 | 0,025 | 0,025 |
Mechanical properties of steel AISI 4330V Mod
| Yield strength Rp0.2, MPa | Tensile strength Rm, MPa | Elongation [%] | Hardness [HBW] | Impact, Charpy-V, -20ºC [J] | |
| Min. (150 ksi) | 1034 | 1138 | 15 | 341-388 | 32 |
Steel round bar AISI 4330V MOD / 1.6562 / ASTM A225
| ASTM A29/ 29M (4330V) | Hot-rolled and forged round bars 30-600mm |




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