SAE 4130 Alloy Steel Round Bars has good machinability and hence it is used to make machine parts such as arms, rollers, crankshafts, gears, etc.
SAE 4130 Alloy Steel Round Bars is used in the automobile industry, aviation industry, automotive industry, oil and gas industry, shipbuilding industry, etc.
4130 alloy steel round bars are highly regarded for their excellent combination of strength, toughness, and weldability, making them suitable for various applications across industries. Here are the details:
Chemical Composition:
Element | Minimum (%) | Maximum (%) |
---|---|---|
Carbon (C) | 0.28 | 0.33 |
Manganese (Mn) | 0.40 | 0.60 |
Phosphorus (P) | - | 0.035 |
Sulfur (S) | - | 0.040 |
Silicon (Si) | 0.15 | 0.35 |
Chromium (Cr) | 0.80 | 1.10 |
Molybdenum (Mo) | 0.15 | 0.25 |
Mechanical Properties:
Heat Treatment:
Applications:
4130 alloy steel round bars are known for their versatility and are commonly used in applications where high strength, toughness, and weldability are required. Proper heat treatment is essential to achieve the desired mechanical properties for specific applications.