Titanium Grade 2 vs Titanium Grade 5 (Ti-6Al-4V) difference in composition & properties.
Titanium Grade 5 (Ti-6Al-4V) contains vanadium (3.5–4.5%); Titanium Grade 2 has no minimum for it. Density: Titanium Grade 2 4.51 g/cm³, Titanium Grade 5 (Ti-6Al-4V) 4.43 g/cm³.
Key differences between Titanium Grade 2 and Titanium Grade 5 (Ti-6Al-4V)
- Titanium Grade 5 (Ti-6Al-4V) contains vanadium (3.5–4.5%); Titanium Grade 2 has no minimum for it.
- Density: Titanium Grade 2 4.51 g/cm³, Titanium Grade 5 (Ti-6Al-4V) 4.43 g/cm³.
Titanium Grade 2 vs Titanium Grade 5 (Ti-6Al-4V) chemical composition (weight %)
| Element | Titanium Grade 2 | Titanium Grade 5 (Ti-6Al-4V) |
|---|---|---|
| N | ≤0.03 | ≤0.05 |
| C | ≤0.08 | ≤0.08 |
| H | ≤0.015 | ≤0.015 |
| Fe | ≤0.3 | ≤0.4 |
| O | ≤0.25 | ≤0.2 |
| Al | – | 5.5–6.75 |
| V | – | 3.5–4.5 |
Mechanical properties, equivalents and uses
| Property | Titanium Grade 2 | Titanium Grade 5 (Ti-6Al-4V) |
|---|---|---|
| Family | Titanium | Titanium |
| Tensile strength, MPa | ≥345 | ≥895 |
| Yield strength, MPa | 275–450 | ≥828 |
| Elongation, % | ≥20 | ≥10 |
| Hardness | – | – |
| Density, g/cm³ | 4.51 | 4.43 |
| UNS | R50400 | R56400 |
| EN | – | TiAl6V4 |
| W.Nr | 3.7035 | 3.7165 |
| JIS | TP340 (JIS Class 2) | – |
| AISI / ASTM | ASTM B265 / B338 / B348 Gr. 2 | ASTM B348 Gr. 5 |
| Typical uses | Seawater condensers, chlor-alkali, desalination | Aerospace, medical implants, high-strength fasteners |
Mechanical values: Annealed sheet, strip, and plate (ASTM B265 Grade 2) / ASTM B348 Grade 5 annealed bar, diameter ≤76 mm. Limits vary by standard and product form; confirm against your purchase specification.
Frequently asked questions
What is the difference between Titanium Grade 2 and Titanium Grade 5 (Ti-6Al-4V)?
Titanium Grade 5 (Ti-6Al-4V) contains vanadium (3.5–4.5%); Titanium Grade 2 has no minimum for it. Density: Titanium Grade 2 4.51 g/cm³, Titanium Grade 5 (Ti-6Al-4V) 4.43 g/cm³.
Where are Titanium Grade 2 and Titanium Grade 5 (Ti-6Al-4V) used?
Titanium Grade 2: Seawater condensers, chlor-alkali, desalination. Titanium Grade 5 (Ti-6Al-4V): Aerospace, medical implants, high-strength fasteners.
Can Titanium Grade 5 (Ti-6Al-4V) replace Titanium Grade 2?
Only if the purchase specification allows it. Check the governing standard, chemistry limits and mechanical properties against the order, and confirm on the mill test certificate.
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Mill test certificate (EN 10204 3.1) supplied with material; third-party inspection on request.
Reference basis: Compiled by Steel Impex India. Check each table’s source, product form and delivery condition before use. Sources, calculation methods and corrections.