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| Specification | Value |
|---|---|
| UNS Number | R56400 |
| ASTM/ASME Standard | ASTM F467/F468, AMS 4967 |
| Tensile Strength | 895–930 MPa |
| Yield Strength | 828–860 MPa |
| Density | 4.43 g/cm³ |
| Max Service Temperature | 400°C |
| Element | Composition (%) |
|---|---|
| Ti | balance |
| Al | 5.5–6.75% |
| V | 3.5–4.5% |
| O | ≤0.20% |
| N | ≤0.05% |
| C | ≤0.08% |
| Fe | ≤0.40% |
Titanium Grade 5 (Ti-6Al-4V) is an alpha-beta titanium alloy strengthened primarily through the addition of 6% aluminium and 4% vanadium. Aluminium stabilises the alpha phase, enhancing tensile strength and reducing density, while vanadium stabilises the beta phase, improving ductility and enabling heat treatment through solution treating and aging. Trace elements such as iron, oxygen and carbon are tightly controlled to maintain consistent mechanical properties and fracture toughness. This carefully balanced composition gives Ti-6Al-4V its excellent strength-to-weight ratio and reliable performance across demanding fastener applications.
The alloy offers outstanding corrosion resistance due to a stable, self-healing titanium oxide layer, making it highly suitable for marine, chemical and aerospace environments. Its high strength-to-weight ratio, excellent fatigue resistance and ability to retain mechanical integrity at elevated temperatures make it ideal for aerospace fasteners, high-performance bolts and critical structural components. Combined with good weldability and biocompatibility, Ti-6Al-4V fasteners deliver long-term reliability, reduced weight and superior performance compared to conventional steel or stainless steel alternatives in high-stress engineering applications.
Specifications
Titanium Grade 5 (Ti-6Al-4V) Fasteners deliver high strength-to-weight performance and corrosion resistance, with specifications governed by mechanical properties, dimensional tolerances, and technical data for reliable fit and load-bearing capability. Their precision dimensions support demanding fastening requirements while maintaining consistency across sizes and applicable engineering requirements.
| Property | Value |
|---|---|
| Tensile Strength | 895–930 MPa |
| Yield Strength | 828–860 MPa |
| Elongation | 10–14% |
| Reduction of Area | 25–30% |
| Hardness | 32–36 HRC |
| Modulus of Elasticity | 114 GPa |
| Thermal Expansion | 8.6 x10⁻⁶/°C |
| Thermal Conductivity | 6.7 W/m·K |
| Density | 4.43 g/cm³ |
| Melting Range | 1604–1660°C |
| Max Service Temperature | 400°C |
| Category | Details |
|---|---|
| Bolt Standard | ASTM F468, DIN 931/933 |
| Stud Bolt Standard | ASTM F468M |
| Nut Standard | ASTM F467, DIN 934 |
| Washer Standard | DIN 125, ASME B18.22.1 |
| Thread Form | UNC, UNF, Metric Coarse/Fine |
| Diameter Range | M3–M64 / #4–2.5" |
| Length Range | 10mm–300mm (custom available) |
| Product Forms | Bolts, Studs, Nuts, Washers, Screws |
| Manufacturing Standards | AMS 4967, ASTM F2016 |
| Inspection Standards | EN 10204 3.1, NADCAP |
Applications
