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Product Overview
Titanium Grade 1 threaded rods are precision fasteners manufactured from commercially pure titanium (UNS R50250), conforming to ASTM B348 and ASTM F67 standards. As the softest and most ductile of all titanium grades, Grade 1 offers exceptional corrosion resistance, high ductility, and outstanding formability, making it ideal for threaded rod applications in aggressive chemical and marine environments.
These rods are non-magnetic, lightweight (density 4.51 g/cm³), and maintain their mechanical integrity in both oxidizing and reducing conditions. Titanium Grade 1 threaded rods are widely specified for critical bolted joints in desalination, chemical processing, and medical device assemblies where maximum corrosion resistance and biocompatibility are required.
| Material | Titanium Grade 1 |
| UNS Number | R50250 |
| DIN Number | 3.7025 |
| Material Standard | ASTM B348 / ASTM F67 |
| Rod Standard (Metric) | DIN 975 / DIN 976 / ISO 898-1 |
| Rod Standard (Inch) | ASME B18.31.3 |
| Thread Form | ISO Metric / UNC / UNF |
| Diameter Range | M3-M64 / ?"-2½" |
| Tensile Strength | 240 MPa (35 ksi) min |
| Yield Strength | 170 MPa (25 ksi) min |
| Hardness | Max 80 HRB / 160 HB |
Complete the Fastener Set
Technical Data
| Size (M) | Pitch (mm) | Rod Dia (mm) | Standard Length (mm) | Min L (mm) | Max L (mm) |
|---|---|---|---|---|---|
| M3 | 0.5 | 3 | 1000 | 100 | 2000 |
| M6 | 1.0 | 6 | 1000 | 100 | 2000 |
| M8 | 1.25 | 8 | 1000 | 100 | 2000 |
| M10 | 1.5 | 10 | 1000 | 100 | 3000 |
| M12 | 1.75 | 12 | 1000 | 100 | 3000 |
| M16 | 2.0 | 16 | 1000 | 100 | 3000 |
| M20 | 2.5 | 20 | 1000 | 100 | 3000 |
| M24 | 3.0 | 24 | 1000 | 100 | 3000 |
| M30 | 3.5 | 30 | 1000 | 100 | 3000 |
| M36 | 4.0 | 36 | 1000 | 100 | 3000 |
| M42 | 4.5 | 42 | 1000 | 100 | 3000 |
| M48 | 5.0 | 48 | 1000 | 100 | 3000 |
| M56 | 5.5 | 56 | 1000 | 100 | 3000 |
| M64 | 6.0 | 64 | 1000 | 100 | 3000 |
| Standard | Covers | Thread |
|---|---|---|
| DIN 975 | Threaded rods, full thread | Metric |
| DIN 976 | Stud bolts, double end | Metric |
| ISO 898-1 | Mechanical properties | Metric |
| ASME B18.31.3 | Threaded rods, inch | UNC/UNF |
| ISO 261 | Metric thread profile | Metric |
| Material Standard | Requirement |
|---|---|
| ASTM B348 | Bar/rod - UNS R50250 |
| ASTM F67 | Unalloyed titanium fasteners |
| EN 10204 3.1 | Mill test certificate |
| EN 10204 3.2 | TPI-witnessed MTC |
Material Chemistry
| Element | Composition (%) |
|---|---|
| Titanium (Ti) | Balance |
| Iron (Fe) | 0.20% max |
| Oxygen (O) | 0.18% max |
| Carbon (C) | 0.08% max |
| Nitrogen (N) | 0.03% max |
| Hydrogen (H) | 0.015% max |
| Other Elements (each) | 0.10% max |
| Other Elements (total) | 0.40% max |
Fastener Performance
| Rod Size | Dry (Nm) | Lubricated (Nm) | Clamp Load (kN) |
|---|---|---|---|
| M6 | 5 | 4 | 3.5 |
| M8 | 12 | 10 | 6.5 |
| M10 | 24 | 19 | 10.5 |
| M12 | 42 | 34 | 15.5 |
| M16 | 105 | 84 | 27.5 |
| M20 | 210 | 168 | 43.5 |
| M24 | 360 | 288 | 62.5 |
| M30 | 720 | 576 | 102.5 |
Industry Applications
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