Products
Min Temp
Max Temp
🌡
⚡
🛡
⚖
| Specification | Value |
|---|---|
| UNS Number | R50400 |
| ASTM/ASME Standard | ASTM F67 / SB-265 |
| Tensile Strength | 345 MPa min |
| Yield Strength | 275 MPa min |
| Density | 4.51 g/cm³ |
| Max Service Temperature | 430°C |
| Element | Composition (%) |
|---|---|
| Ti | balance |
| O | ≤0.25% |
| N | ≤0.03% |
| C | ≤0.08% |
| H | ≤0.015% |
| Fe | ≤0.30% |
Titanium Grade 2 is a commercially pure titanium alloy containing controlled levels of oxygen, iron, carbon, nitrogen and hydrogen, which act as interstitial strengtheners. Oxygen content is carefully balanced to enhance strength while preserving ductility, and low iron levels help maintain excellent corrosion resistance. The absence of significant alloying elements such as aluminium or vanadium keeps the microstructure fully alpha-phase, ensuring good weldability and formability for precision fastener manufacturing.
This composition provides Titanium Grade 2 fasteners with outstanding resistance to seawater, chlorides and oxidising acids, making them ideal for marine, chemical processing and aerospace applications. Its favourable strength-to-weight ratio, excellent corrosion performance and biocompatibility make it a preferred choice over stainless steel fasteners in demanding environments. Combined with good fatigue resistance and stable performance at moderate temperatures, Grade 2 fasteners deliver long service life, reduced maintenance costs and reliable mechanical integrity across critical industrial applications.
Specifications
Titanium Grade 2 Fasteners combine excellent corrosion resistance, moderate strength, and low weight, with mechanical properties and dimensional specifications suited to critical assemblies. Their technical data covers size, tolerance, and performance requirements, supporting reliable fastening in aerospace, marine, chemical, and general engineering applications.
| Property | Value |
|---|---|
| Tensile Strength | 345–450 MPa |
| Yield Strength | 275 MPa min |
| Elongation | 20% min |
| Hardness | 80 HRB max |
| Modulus of Elasticity | 103 GPa |
| Thermal Conductivity | 16.4 W/m·K |
| Density | 4.51 g/cm³ |
| Melting Range | 1670°C |
| Max Service Temperature | 430°C |
| Standard | Details |
|---|---|
| Bolt Standard | ASME B18.2.1, DIN 931/933 |
| Stud Bolt Standard | ASME B18.31.2 |
| Nut Standard | ASME B18.2.2, DIN 934 |
| Washer Standard | ASME B18.22.1, DIN 125 |
| Thread Form | UNC, UNF, Metric Coarse/Fine |
| Diameter Range | M3–M64 / 1/8"–2.5" |
| Length Range | 10mm–300mm |
| Product Forms | Bolts, Nuts, Studs, Washers, Screws |
| Custom Sizes | Available on request |
| Inspection Standards | EN 10204 3.1/3.2, NACE MR0175 |
Applications
