AISI / SAE 1050 Round Bar (UNS G10500)
AISI / SAE 1050 Round Bar is a high-carbon steel grade offering high strength, excellent hardness, and superior wear resistance. With a carbon content of around 0.50%, it is highly responsive to heat treatment, making it ideal for demanding mechanical and industrial applications that require toughness and durability.
Key Features
- High carbon content for enhanced strength and hardness
- Excellent wear and abrasion resistance
- Very good response to quenching and tempering
- Good machinability in normalized condition
- Reliable performance under high stress
- Cost-effective alternative to alloy steels
Equivalent Grades
| Standard | Equivalent |
|---|---|
| AISI / SAE | 1050 |
| UNS | G10500 |
| EN | C50 |
| DIN | 1.0540 |
| IS | IS 1570 Gr 50C8 |
Sizes
- Diameter: 6 mm to 350 mm
- Length: Random, Cut Length, or as per customer requirement
AISI 1050 Round Bar Chemical Composition
| Element | Percentage (%) |
|---|---|
| Carbon (C) | 0.48 – 0.55 |
| Manganese (Mn) | 0.60 – 0.90 |
| Phosphorus (P) | ≤ 0.040 |
| Sulfur (S) | ≤ 0.050 |
| Iron (Fe) | Balance |
SAE 1050 Mechanical Properties
| Property | Typical Value |
|---|---|
| Tensile Strength | 650 – 850 MPa |
| Yield Strength | ≥ 400 MPa |
| Elongation | ≥ 12% |
| Hardness | ~ 200 – 240 HB |
UNS G10500 Physical Properties
| Property | Value |
|---|---|
| Density | 7.85 g/cm³ |
| Melting Point | ~1460 °C |
| Modulus of Elasticity | 200 GPa |
| Thermal Conductivity | 45 W/m·K |
Types of 1050 Round Bar
- Hot Rolled Round Bar
- Cold Drawn Round Bar
- Normalized Carbon Steel Bar
- Quenched & Tempered Bar
Applications
- High-strength shafts and axles
- Gears, pinions, and sprockets
- Forged components and machine parts
- Agricultural and mining equipment
- Pins, keys, and couplings
- Heavy-duty engineering applications
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