What is 6061 Aluminum?
6061 aluminum alloy is a high-performance material with versatile heat treatable alloy. This comprehensive guide covers chemical composition, mechanical properties, and machining characteristics per ASTM/GB standards.
Chemical Composition
| Element | Content (%) | Standard |
|---|---|---|
| C | 0.57-0.65 | ASTM/GB |
| Mn | 0.50-0.80 | ASTM/GB |
| P | ≤0.035 | ASTM/GB |
| S | ≤0.035 | ASTM/GB |
| Si | 0.17-0.37 | ASTM/GB |
| Fe | Balance | ASTM/GB |
Mechanical Properties
| Property | Value | Standard |
|---|---|---|
| Tensile Strength | ≥310 MPa | ASTM B209 |
| Yield Strength (0.2% offset) | ≥276 MPa | ASTM B209 |
| Elongation (in 50mm) | ≥12% | ASTM B209 |
| Hardness (Vickers) | 95 HV | ASTM E384 |
| Density | 2.70 g/cm³ | At 20°C |
Key Features
- Excellent strength-to-weight ratio
- Good corrosion resistance
- Excellent machinability
- Widely used in aerospace and automotive
- Heat treatable for enhanced properties
Common Applications
- CNC machined aerospace components
- Automotive parts and structures
- Marine equipment
- Industrial machinery
- Consumer electronics
Machinability & CNC Processing
6061 aluminum has excellent machinability. Recommended: Carbide tools, cutting speed 200-500 m/min, feed 0.1-0.4 mm/rev, air blast or mist coolant.
Why Choose Us for 6061 Parts?
At CNC Machining Factory, we specialize in precision aluminum machining:
- ✅ Material expertise with ASTM/GB standards
- ✅ Advanced 3/4/5-axis CNC equipment
- ✅ ISO 9001 certified quality control
- ✅ Fast turnaround: 3-5 days prototype
- ✅ Competitive factory pricing
Need a quote for 6061 aluminum parts? Contact us today with your drawings!
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