Titanium Wheel Bolt for Automobile Bicycle
Descriptions
Titanium Wheel Bolts are precision-engineered fasteners made from high-strength titanium alloys. They are commonly used in both automobiles and bicycles for their exceptional combination of lightweight, high strength, and excellent corrosion resistance.
Titanium wheel bolts are available through various automotive and cycling parts retailers, typically sold in sets. The required size depends on the specific application — common thread sizes include M5, M6, and M8.
Compared with conventional steel bolts, Titanium Grade 5 (Ti-6Al-4V) Wheel Screws provide significant advantages in weight reduction and durability, making them ideal for high-performance and outdoor environments. Although titanium bolts are more expensive, their long service life and superior performance make them a valuable investment for enthusiasts and professionals alike.
Grades of Titanium Wheel Bolt for Automobile and Bicycle
| Grade | Designation | Description |
|---|---|---|
| Gr1 | Pure Titanium | Excellent formability, corrosion resistance |
| Gr2 | R50400 | Commercially pure titanium with good strength and weldability |
| Gr5 | Ti-6Al-4V / R56400 | High strength, lightweight, most widely used titanium alloy |
| Gr7 | R52400 (Ti-0.2Pd) | Excellent corrosion resistance with added palladium |
| Gr23 | Ti-6Al-4V ELI / RS6401 | Extra low interstitial alloy, used in aerospace and medical applications |
Chemical Composition and Mechanical Properties
Mechanical Properties
| Grade | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) |
|---|---|---|---|
| Gr1 | 240 | 170 | 24 |
| Gr2 | 345 | 275 | 20 |
| Gr4 | 550 | 483 | 15 |
| Gr5 | 895 | 828 | 10 |
| Gr7 | 400 | 275 | 18 |
| Gr9 | 620 | 483 | 15 |
| Gr12 | 483 | 348 | 18 |
| Gr23 | 793 | 759 | 10 |
Chemical Composition (Weight %)
| Grade | Fe (max) | O (max) | N (max) | C (max) | H (max) | Pd (max) | Al | V | Ni (max) | Mo (max) |
|---|---|---|---|---|---|---|---|---|---|---|
| Gr1 | 0.2 | 0.18 | 0.03 | 0.08 | 0.015 | — | — | — | — | — |
| Gr2 | 0.3 | 0.25 | 0.03 | 0.08 | 0.015 | — | — | — | — | — |
| Gr4 | 0.5 | 0.4 | 0.05 | 0.08 | 0.015 | — | — | — | — | — |
| Gr5 (Ti-6Al-4V) | 0.4 | 0.2 | 0.05 | 0.08 | 0.015 | — | 5.5–6.7 | 3.5–4.5 | — | — |
| Gr7 | 0.3 | 0.25 | 0.03 | 0.08 | 0.015 | 0.12–0.25 | — | — | — | — |
| Gr9 | 0.25 | 0.15 | 0.03 | 0.08 | 0.015 | — | 2.5–3.5 | 2.0–3.0 | — | — |
| Gr12 | 0.3 | 0.25 | 0.03 | 0.08 | 0.015 | — | 0.6–0.9 | 0.2–0.4 | — | — |
| Gr23 (ELI) | 0.25 | 0.03 | 0.03 | 0.08 | 0.0125 | — | 5.5–6.5 | 3.5–4.5 | — | — |
Titanium (Ti): Balance
Customized Color Options
Titanium wheel bolts can be surface-treated through anodizing, offering a range of color options including:
Titanium natural, blue, gold, black, purple, and green, allowing both functional performance and aesthetic appeal for custom bikes and cars.
Applications of Titanium Wheel Bolt for Automobile and Bicycle
Automobile: Used for high-performance car wheels, suspension systems, and engine assemblies
Bicycle: Ideal for lightweight frames, hubs, cranksets, and brake rotors
Motorcycle: Commonly used for wheel assemblies and racing components
Marine and Outdoor Equipment: Perfect for corrosion-prone environments
Advantages of Titanium Wheel Bolt for Automobile and Bicycle
-
High Specific Strength
Titanium offers a density of 4.51 g/cm³ — lighter than steel but with far greater strength, ideal for reducing overall vehicle or bicycle weight. -
Excellent Corrosion Resistance
Titanium is resistant to corrosion in most environments, making these bolts suitable for coastal, marine, and outdoor use. -
Outstanding Temperature Performance
Operates reliably from –250°C to 600°C without deformation or loss of strength. -
Non-Magnetic and Biocompatible
Titanium bolts are non-magnetic, non-toxic, and biocompatible, making them safe for both industrial and medical uses. -
Strong Vibration Damping
Titanium exhibits superior vibration damping characteristics compared to steel or copper, enhancing ride comfort and performance stability.
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