Bolt & Screw
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DIN 912 Titanium Hex Socket Allen Head Bolts
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Specifications
Titanium Hex Socket Head Cap Screw Specifications
| Item | Specification |
| Material | Titanium |
| Strength Grade | Gr5 (Ti-6Al-4V) or Gr2 |
| Standards | DIN 912, ISO 4762, DIN 6912, DIN 7984, ASME, etc. |
| Thread Types | Metric (M2, M3, M4, M5, M6, M8, M10, M12...), Imperial (UNC, UNF) |
| Length Range | 5mm - 500mm (customizable) |
| Surface Finish | Natural color, Polished, Sandblasted, Anodized, Titanium Nitride Coating (multi-color options) |
| Tensile Strength | Typical value: 895 MPa - 1100 MPa (Gr5) |
| Yield Strength | Typical value: 828 MPa - 950 MPa (Gr5) |
| Density | 4.51 g/cm³ |
| Customization Service | Custom / OEM / ODM |
Titanium Alloy Hex Socket Bolts VS Other Bolts
|
Comparison Dimension |
Titanium Alloy Hex Socket Bolt |
Stainless Steel (316) Bolt |
Aluminum Alloy Bolt |
High-Strength Steel Bolt |
| Density (g/cm³) | 4.51 | 7.9 | 2.7 | 2.7 |
| Tensile Strength (MPa) | 600–1200 | 500–700 | 100–400 | 100–400 |
| Corrosion Resistance | Excellent (seawater, acidic and alkaline environments) | Good (not resistant to chloride stress corrosion) | Weak | Weak |
| High-Temperature Resistance | 300–500°C | Below 600°C | Poor | Poor |
| Typical Applications | Aerospace, deep-sea, medical | Chemical, food processing equipment | Low-load structures | Low-load structures |
Advantages
Unique Material Advantages of Titanium Alloy Hex Socket Bolts
Low Density
Titanium alloy has a density of approximately 4.51 g/cm³, which is only 57% that of steel (7.8 g/cm³), resulting in a significant weight reduction for the same volume.
High Specific Strength
With a tensile strength of ≥895 MPa and a low density, the strength-to-weight ratio of titanium alloys far exceeds that of stainless steel and aluminum alloys. This makes them ideal for weight-sensitive applications, such as aircraft structures and drone components.
After Solution and Aging Treatment
Through heat treatment (e.g., β-annealing followed by aging), the tensile strength can be further increased to 1000–1100 MPa. However, the elongation slightly decreases, typically ranging from 6% to 10%.
Fatigue Strength
Titanium alloys exhibit excellent performance under cyclic loading, making them especially suitable for vibration-prone environments such as engine components.
Functional Design of Hex Socket Structure
Suitability for Compact Spaces
The hex socket hole is relatively shallow, and the bolt head is thinner, making it ideal for installation in confined spaces such as electronic devices and precision instruments.
High Torque Transmission Efficiency
Hex socket wrenches have a larger contact area with the bolt hole, reducing the risk of slippage during force application. This allows for higher torque to be applied, ensuring firm fastening—particularly important in vibration-prone environments.
Anti-Loosening and Aesthetic Benefits
The flat head design allows for countersunk installation (flush with the surface of the workpiece), minimizing protrusion and wear risks while improving the overall clean appearance of the equipment.
Advantages of Low Density and Specific Strength
The specific strength (strength/density) of titanium alloys is significantly higher than that of steel and aluminum alloys. For example, Ti-6Al-4V has a specific strength approximately 3 times that of stainless steel and 2 times that of aluminum alloys. This makes it irreplaceable in lightweight design. For instance, using titanium alloys for race car chassis bolts reduces unsprung mass and enhances handling performance.
Core competence: Irreplaceability in Application Scenarios
01
Aerospace and Motorsport
Titanium Alloy:
• Weight reduction directly improves thrust-to-weight ratio and range.
• High fatigue strength withstands engine vibrations.
• Non-magnetic, does not interfere with avionics systems.
01
Marine and Chemical Equipment
Titanium Alloy:
• Long service life and low maintenance cost due to excellent resistance to seawater and acid mist corrosion.
• Seamless cylindrical head design reduces salt and fluid accumulation.
Limitations of Stainless Steel Substitutes:
• Grade 316L stainless steel is still susceptible to pitting in chloride-rich environments.
• Flanged edges are prone to crevice corrosion.
01
Medical and Food Machinery
Titanium Alloy:
• Biocompatibility (ISO 5832-2), suitable for direct contact with the human body.
• Smooth surface, easy to clean and sterilize, with no risk of coating delamination.
• Non-magnetic, suitable for implantation (e.g., titanium joints) without interfering with medical equipment.
Alloy Steel Limitations:
• Coatings may contain cadmium or nickel, which are toxic and strictly prohibited in implantable medical devices.
• Magnetic properties can interfere with MRI (Magnetic Resonance Imaging) systems.
WHY CHOOSE BJCJTi?
Strict Quality Assurance: All products undergo rigorous testing to ensure compliance with the highest industry standards.
Flexible Customization Services: We meet your specific needs regarding dimensions, materials, surface treatments, and performance.
Efficient Delivery System: With robust production capacity and a comprehensive logistics network, we ensure timely delivery.
Professional Engineering Support: Our team of technical experts is always ready to provide technical consultations and selection advice.
As a professional manufacturer of titanium alloy fasteners, BJCJTi not only offers standard products but also possesses strong customization capabilities to provide personalized solutions based on your unique designs and special requirements. By choosing BJCJTi, we deliver superior service and guaranteed quality:
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