This article references the authoritative source “Encyclopedia of Metal Materials” to provide a detailed analysis of the performance characteristics and processing key points of TA7. Titanium alloys are widely used in aerospace, medical, chemical, and other fields due to their high strength, low density, and excellent corrosion resistance.
1. Basic Information of TA7
TA7 is a commonly used titanium alloy material, featuring low density, high strength, and corrosion resistance.
2. Chemical Composition
| Element | Content (%) |
|---|---|
| Titanium (Ti) | Balance |
| Aluminum (Al) | 5.5-6.75 |
| Vanadium (V) | 3.5-4.5 |
| Iron (Fe) | ≤0.40 |
| Oxygen (O) | ≤0.20 |
3. Mechanical Properties
| Property | Value |
|---|---|
| Tensile Strength | ≥895 MPa |
| Yield Strength | ≥828 MPa |
| Elongation | ≥10% |
| Hardness | ≤36 HRC |
| Density | 4.43 g/cm³ |
4. Corrosion Resistance
TA7 performs excellently in the following environments:
- Seawater: Excellent resistance to seawater corrosion
- Chloride Ions: Excellent resistance to chloride ion corrosion
- Acids and Alkalis: Good resistance to acid and alkali corrosion
- High Temperature: Can be used long-term up to 400°C
5. Typical Applications
- Aerospace (aircraft structural parts, engine components)
- Medical Devices (artificial joints, bone screws)
- Chemical Equipment (reactors, pipelines)
- Shipbuilding (propellers, seawater pipes)
- CNC Machined Parts (precision parts, sports equipment)
6. CNC Machining Performance
CNC machining characteristics of TA7:
- High Toughness: Prone to tool sticking during machining
- Poor Thermal Conductivity: Requires adequate cooling
- Cutting Speed: 30-60 m/min
- Tool Selection: Carbide tools, coated tools
- Work Hardening: Cutting parameters must be carefully managed
7. Procurement Guide
Market Price Reference:
- Sheet: 200-300 RMB/kg
- Bar: 220-320 RMB/kg
- Tube: 250-350 RMB/kg
8. Our Services
Dongguan Stirling Metal Products Co., Ltd. specializes in providing TA7 material + CNC machining One-Stop Service:
- ✅ Material Procurement: Genuine product guarantee, complete material certificates
- ✅ CNC Machining: Precision ±0.01mm, smooth surface finish
- ✅ Sample Production: Fast delivery in 3-5 days
- ✅ Batch Production: Delivery in 7-15 days
- ✅ Surface Treatment: Sandblasting, anodizing, polishing
Free Quote available, feel free to contact us!
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