Titanium Dome Head Bolt with Low Profile Design for Aesthetic Fastening
Key Features
● Low-Profile Safety
The titanium dome head bolt sports a shallow dome head that reduces protrusion, helping prevent accidental contact and protecting panels or trims. Its discreet profile keeps surfaces tidy while ensuring safe operation.
● Aesthetic & Functional Design
The dome-shaped head offers a clean, mechanical look while maintaining minimal bolt height. This combination of subtle styling and practical protection suits visible or exposed mounting points without compromising design harmony.
● High Load & Vibration Resistance
Built from Grade 5 titanium, this bolt retains strength and shape under repeated stress. It performs reliably in lightweight, high-vibration assemblies, providing secure fastening where ordinary bolts may loosen or deform.
● Lightweight Titanium & Drive Flexibility
The titanium dome head bolt combines lightweight construction with corrosion resistance for long-term use. Standard hex drive ensures reliable torque, while Torx (star) drive is also available for frequent assembly or precise fastening.
Installation & Maintenance Guidance
● Use the correct hex driver to avoid damaging the dome head.
● Avoid thick washers or spacers so the low-profile head sits flush and looks clean.
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 |
DIN 7380 / ISO 14579 |
2. Dimensional & Thread Data
Parameter |
Details |
Diameter Range |
M5–M8 |
Length Range |
12–25 mm |
Thread Pitch |
M5: 0.8 mm; M6: 1.0 mm; M8: 1.25 mm |
Thread Type |
Metric Coarse |
Drive Type |
Hex Socket (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
Instrument Panels & Decorative Covers
Ideal for visible components such as instrument panels, tank covers, and side trims, the titanium dome head bolt secures parts reliably while adding a high-end mechanical aesthetic. Enhances both style and stability.
Fairings & Body Panels
Designed for space-constrained body panels, this bolt ensures easy installation and secure attachment. Its low-profile dome complements the vehicle's lines while maintaining functional reliability.
Lightweight Structural Brackets
Supports small brackets and accessory mounts while minimizing added weight. The Titanium dome head bolt provides dependable fastening for lightweight mechanical assemblies without affecting performance.
● Bicycle & E-Bike
Panel, Cage & Accessory Fixing
Suitable for bottle cages, small trim panels, battery covers, and accessory mounts. The titanium dome head bolt keeps attachment points secure, lightweight, and visually refined, ensuring functional and aesthetic integration.
Frequently Asked Questions
Q1. Why choose a dome head bolt instead of a flat head or button head?
A: The dome head bolt provides a smooth, rounded appearance for visible assemblies. It is a good choice when aesthetics are important. A flat head is better for flush mounting, while a button head offers a different head profile and bearing surface.
Q2. Can a titanium dome head bolt be used in high-load structural joints?
A: Suitable for bottle cages, small trim panels, battery covers, and accessory mounts. The titanium dome head bolt keeps attachment points secure, lightweight, and visually refined, ensuring functional and aesthetic integration.
Q3. What type of mounting surface is suitable for a dome head bolt?
A: A dome head bolt is intended for flat mounting surfaces. The contact area should provide stable support for the bolt head. It is not designed for countersunk holes unless the joint is specifically engineered for that head style.
