Titanium Truss Head Bolt with Torx Drive for Lightweight Panels
Key Features
● Wide Flange Protection
The oversized flange of the titanium truss head bolt spreads clamp force over a broad area, lowering the risk of whitening, cracking, or delamination. It protects delicate carbon fiber and thin plastic panels without extra washers.
● Aerodynamic Surface Fit
The shallow dome head sits close to the surface, integrating smoothly with panel lines. Its contour minimizes local airflow disruption, making it ideal for fairings or aerodynamic parts while maintaining a refined appearance.
● Vibration-Resistant Clamping
A broader seating area maintains clamping stability even in high-vibration conditions. Compared with standard pan or button heads, the titanium truss head bolt reduces loosening over time, ensuring reliable attachment for frequently stressed panels.
● Torx Anti-Slip Drive
The internal Torx interface allows higher torque transfer and prevents driver slippage. It protects both the drive recess and visible surfaces during repeated assembly, ideal for panels that are frequently removed or serviced.
● Simple Assembly
Wide flange typically requires no separate washers, simplifying the installation process. It maintains consistent surface aesthetics, and reduces hardware complexity for both production and retrofit applications.
Installation & Maintenance Guidance
● Use correctly sized Torx driver to avoid damaging the shallow truss head recess.
● Do not install on high-load or structural components such as engine parts, brake calipers, or suspension. This bolt is suitable only for exterior or lightweight panels.
● Control installation torque carefully, especially on carbon fiber or thin plastic panels, to prevent stress whitening or cracking
Technical Specifications
1. Material & Mechanical Properties
Parameter |
Details |
Material |
Grade 5 Titanium (Ti-6Al-4V) |
Density |
4.43 g/cm³ |
Tensile Strength |
≥ 900 MPa |
Yield Strength |
≥ 830 MPa |
Hardness |
33–36 HRC |
Corrosion Resistance |
Excellent (moisture, salt, mild chemicals) |
Reference Standards |
ISO Metric Thread |
2. Dimensional & Thread Data
Parameter |
Details |
Diameter Range |
M4–M6 |
Length Range |
8–30 mm |
Thread Pitch |
M4: 0.7 mm; M5: 0.8 mm; M6: 1.0 mm |
Thread Type |
Metric Coarse |
Drive Type |
Torx (internal) |
Tolerance |
ISO 6g |
3. Finishing & Customization Options
Parameter |
Details |
Processing Method |
Natural Titanium / Polished / Anodized / PVD Coating |
Logo Engraving |
Available |
Packaging |
Bulk cartons / Custom retail sets |
OEM Customization |
Supported (thread type, head style, finish, length) |
Application Scenarios
● Motorcycle
Fairings, Windscreens & Aerodynamic Panels
titanium truss head bolt is suitable for thin-edged fairings, windshields, and aerodynamic sections where stress whitening or cracking can occur (M5 10–25 mm). It spreads pressure evenly and preserves panel shape.
Instrument Covers, Side Covers & Frequently Removed Body Panels
Perfect for instrument bezels, decorative housings, and side covers that see repeated removal (M4 8–20 mm / M5 10–25 mm). The low-profile head and Torx drive reduce cam-out risk. It ensures controlled torque and protects both the fastener and panel from damage.
Lightweight Skid Guards, Protective Plates & Composite Shells
For thin protective shields or composite panels (ABS, carbon fiber, FRP), the broad flange reduces concentrated stress and pull-through risk (M6 12–30 mm), ensuring stable clamping in high vibration environments.
● Bicycle & E-Bike
Battery Covers & Lightweight Body Panels
Titanium truss head bolts are also used for slim battery doors, decorative trim pieces, and thin shells (M4 8–20 mm / M5 10–25 mm). The wide flange protects fragile materials while keeping panels flush and visually consistent.
Frequently Asked Questions
Q1. Why choose a truss head design for lightweight panel fasteners?
A: A truss head provides a wider contact area than standard bolt heads. It helps distribute clamping force on thin panels and provides a low-profile appearance for visible assemblies.
Q2. Why are Torx drives used for panel fasteners?
A: Torx drives provide better tool engagement
during installation. They help reduce driver slipping and are suitable for components that require
regular maintenance or removal.
Q3. How does a truss head bolt differ from other low-profile bolt designs?
A: A truss head has a wider bearing surface than many low-profile bolt designs. It is often selected when both surface coverage and appearance are important for lightweight panels.
Q4. Are truss head bolts suitable for all motorcycle and lightweight panel applications?
A: These bolts are mainly designed for
fairings, covers, windshields, and other lightweight panels. The thread size, panel thickness, and mounting conditions should be confirmed
before installation.
