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Product Overview
Titanium Grade 5 (Ti-6Al-4V) bolts are high-performance fasteners manufactured from the alpha-beta titanium alloy UNS R56400, conforming to ASTM B348 and ASTM F468 standards. This alloy contains 6% aluminium and 4% vanadium, providing an exceptional combination of high strength-to-weight ratio, corrosion resistance, and elevated temperature performance.
Ti-6Al-4V bolts are widely specified in aerospace, marine, chemical processing, and motorsport applications where weight savings and resistance to aggressive environments are critical. The alloys tensile strength exceeds 895 MPa, while its density is just 56% that of steel, making it the industry standard for critical bolted joints in demanding environments.
| Material | Titanium Grade 5 (Ti-6Al-4V) |
| UNS Number | R56400 |
| DIN Number | 3.7165 |
| Material Standard | ASTM B348 / ASTM F468 |
| Bolt Standard (Metric) | DIN 931 / DIN 933 / ISO 4014 |
| Bolt Standard (Inch) | ASME B18.2.1 |
| Thread Form | ISO Metric / UNC / UNF |
| Diameter Range | M3-M64 / 1/8"-2½" |
| Tensile Strength | 895 MPa (130 ksi) min |
| Yield Strength | 828 MPa (120 ksi) min |
| Hardness | Max 36 HRC / 349 HB |
Complete the Fastener Set
Technical Data
| Size (M) | Pitch (mm) | A/F (mm) | Head Ht (mm) | Min L (mm) | Max L (mm) |
|---|---|---|---|---|---|
| M6 | 1.0 | 10 | 4.0 | 10 | 200 |
| M8 | 1.25 | 13 | 5.3 | 12 | 250 |
| M10 | 1.5 | 17 | 6.4 | 16 | 300 |
| M12 | 1.75 | 19 | 7.5 | 20 | 400 |
| M16 | 2.0 | 24 | 10.0 | 25 | 500 |
| M20 | 2.5 | 30 | 12.5 | 30 | 600 |
| M24 | 3.0 | 36 | 15.0 | 40 | 600 |
| M30 | 3.5 | 46 | 18.7 | 50 | 800 |
| M36 | 4.0 | 55 | 22.5 | 60 | 1000 |
| M42 | 4.5 | 65 | 26.0 | 80 | 1000 |
| M48 | 5.0 | 75 | 30.0 | 100 | 1200 |
| M56 | 5.5 | 85 | 35.0 | 120 | 1500 |
| M64 | 6.0 | 95 | 40.0 | 140 | 2000 |
| Standard | Covers | Thread |
|---|---|---|
| DIN 931 | Hex bolts, partial thread | Metric |
| DIN 933 | Hex bolts, full thread | Metric |
| ISO 4014 | Hex head screws, partial | Metric |
| ISO 4017 | Hex head screws, full | Metric |
| ASME B18.2.1 | Hex & heavy hex bolts | UNC/UNF |
| ASME B16.5 | Stud bolts for flanges | UNC |
| MSS SP-75 | Stud bolts, high-pressure | UNC |
| Material Standard | Requirement |
|---|---|
| ASTM B348 | Bar/rod - UNS R56400 |
| ASTM F468 | Fastener mechanical |
| AMS 4928 | Aerospace bar/rod |
| EN 10204 3.1 | Mill test certificate |
| EN 10204 3.2 | TPI-witnessed MTC |
Material Chemistry
| Element | Composition (%) |
|---|---|
| Titanium (Ti) | Balance |
| Aluminium (Al) | 5.5-6.75 |
| Vanadium (V) | 3.5-4.5 |
| Iron (Fe) | 0.40 max |
| Oxygen (O) | 0.20 max |
| Carbon (C) | 0.08 max |
| Nitrogen (N) | 0.05 max |
| Hydrogen (H) | 0.015 max |
| Other Elements | 0.40 max (each 0.10) |
Fastener Performance
| Bolt Size | Dry (Nm) | Lubricated (Nm) | Clamp Load (kN) |
|---|---|---|---|
| M8 | 28 | 22 | 18 |
| M10 | 56 | 45 | 29 |
| M12 | 98 | 78 | 42 |
| M16 | 240 | 192 | 85 |
| M20 | 470 | 376 | 133 |
| M24 | 820 | 656 | 192 |
| M30 | 1650 | 1320 | 314 |
Industry Applications
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