Alloy Customized Titanium CNC Machining High Strength TC4 OEM
Titanium Alloy CNC Parts Aerospace Defense Components High Strength TC4
The Charm of Titanium Alloy to Other Metals
| Property | Titanium alloy (Ti-6Al-4V) | Aluminum alloy (6061) | Stainless steel (316L) | Brass (C36000) |
| Density (g/cm ³) | 4.43 | 2.70 | 8.00 | 8.50 |
| Tensile strength (MPa) | 951-1186 | 276 | 515 | 310 |
| Strength to weight ratio | Highest(215 MPa·cm³/g) | Medium (102 MPa · cm ³/g) | Low (64 MPa · cm ³/g) | Minimum (39 MPa · cm ³/g) |
| Corrosion resistance | Extremely strong | Medium (requiring anodizing) | Strong (resistant to general corrosion) | Weak (easily oxidized) |
| Maximum temperature resistance (° C) | 400-500 | 150-200 | 800 | 200 |
| Thermal conductivity (W/m · K) | 6.7 | 167 | 16.2 | 120 |
| Biocompatibility | Excellent (Medical Implant) | NO | Moderate (for some medical purposes) | NO |
| Processing difficulty | Extremely high (easy to stick to knives, heat accumulation) | Low (easy to cut) | Medium (requires specialized tools) | Low (high machinability) |
Detailed description of the advantages
1. The strength of high-strength to weight ratio
Titanium alloy is close to that of steel (such as Ti-6Al-4V with a tensile strength of 1186 MPa), but its density is only 57% of steel. For example, in the aerospace industry, replacing steel with titanium alloy can reduce weight by 30-50% while maintaining the same load-bearing capacity and significantly reducing fuel consumption
2. Corrosion resistance in extreme environments
Titanium alloy has almost no corrosion in seawater and chloride ion environments (such as the service life of ship propeller shafts can reach more than 20 years), while 316L stainless steel may still experience pitting corrosion in long-term seawater immersion. In the medical industry, titanium implants have no risk of ion precipitation in the human body, while stainless steel requires surface passivation treatment.
At 400-500 ° C, titanium alloys can still maintain over 80% strength, while aluminum alloys have severely softened at this temperature (leaving only 30% strength). For example, the compressor blades of a jet engine are made of titanium alloy, which can withstand sustained high-temperature airflow impact.
4. Biocompatibility and non-magnetic properties
Titanium alloy is the only metal that can be implanted into the human body for a long time (such as bone screws and dental implants), and is non-magnetic, suitable for internal parts of MRI equipment. In contrast, stainless steel may interfere with magnetic fields and pose a risk of nickel allergy.
Comparison of Typical Application Scenarios
| Industry | Typical Applications of Titanium Alloy | Limitations of alternative materials |
| EADS | Engine blades, fuselage structural components | Insufficient strength of aluminum alloy and excessive weight of steel |
| Medical treatment | Artificial joint and skull fixation system | Poor biocompatibility of stainless steel |
| Ship | Shell and valve of deep-sea detector | Insufficient corrosion resistance of brass |
| Automative | Racing linkage, suspension spring | Insufficient high-temperature performance of aluminum alloy |
Why choose us to serve for you to deal with Titanium CNC parts?
Our company focuses on CNC machining and turning services, and has rich experience in manufacturing aluminum alloy components.
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