PowerMax 4330 Alloy Steel Round Bar

The PowerMax 4330 Alloy Steel Round Bar is a premium material engineered for applications requiring superior strength, toughness, and wear resistance. With a composition of nickel, chromium, and molybdenum, it offers excellent hardenability and heat resistance, making it suitable for use in high-performance components subjected to extreme conditions. Its exceptional fatigue endurance and impact resistance ensure reliable performance in critical applications across industries such as aerospace, oil and gas, and machinery. Precision machined to exacting standards, this round bar delivers consistent performance and durability, meeting the rigorous demands of modern engineering.

PowerMax 4330 Alloy Steel Round Bar is a high-strength, low-alloy steel used for high-stress applications in construction, transportation, and industrial equipment. It offers excellent strength, toughness, and fatigue resistance.

Application: Construction, transportation, and industrial equipment applications.

Standards: ASTM A29, AMS 6353

Common Sizes:

– Diameter: 1/2 inch – 12 inches (12.7 mm – 304.8 mm)
– Length: 10 feet – 20 feet (3.05 meters – 6.1 meters)

Mechanical Properties:

– Tensile Strength: 115,000 psi (794 MPa)
– Yield Strength: 95,000 psi (655 MPa)
– Elongation at Break: 7%

Chemical Composition:

– Carbon (C): 0.28-0.33%
– Manganese (Mn): 0.60-0.80%
– Phosphorus (P): 0.035% max
– Sulfur (S): 0.040% max
– Silicon (Si): 0.15-0.30%
– Chromium (Cr): 0.40-0.60%
– Molybdenum (Mo): 0.20-0.30%
– Nickel (Ni): 1.70-2.00%