Grade 9 (Near-α Alloy (Ti-3Al-2.5V)) — Properties, Specifications & Supply
Density
4.48 g/cm3
Melting Point
1660 °C
Tensile Strength
620–750 MPa
Yield Strength
483–620 MPa
Elastic Modulus
105 GPa
UNS Number
R56320
Chemical Composition
| Ti | Al | V | Fe | O | C | N | H |
|---|---|---|---|---|---|---|---|
| Balance | 2.5-3.5 | 2.0-3.0 | ≤ 0.25 | ≤ 0.15 | ≤ 0.08 | ≤ 0.03 | ≤ 0.015 |
Values in wt%. Single values indicate maximum allowable content.
Mechanical Properties
| Property | Value | Unit |
|---|---|---|
| Ultimate Tensile Strength | 620 – 750 | MPa |
| Yield Strength (0.2% Offset) | 483 – 620 | MPa |
| Elongation at Break | ≥ 15 | % |
| Hardness | 280 | HB |
| Elastic Modulus | 105 | GPa |
| Density | 4.48 | g/cm³ |
| Melting Point | 1660 | °C |
International Grade Equivalents
| Standard | Designation |
|---|---|
| ASTM (USA) | Grade 9 |
| GB/T (China) | TA18 |
| DIN/EN (Germany/EU) | 3.7195 |
| GOST (Russia) | ПТ-3В |
| JIS (Japan) | — |
| UNS (Unified) | R56320 |
Applicable Specifications
Available Product Forms in Grade 9
Grade 9 is available in 6 product forms. Click any product to view specifications, stock inventory, and pricing.
Titanium Rods & Bars
Dia: 3mm – 350mm
Titanium Tubes
OD: 3.0mm – 114.3mm | WT: 0.4mm – 10mm
Titanium Pipes
OD: Φ40mm – Φ325mm | NPS: 1/2" – 24"
Titanium Wires
Dia: 0.1mm – 7.0mm
Titanium Foils
Thickness: 0.01mm – 0.9mm
Titanium Forgings
Request a Quote for Grade 9
We supply Grade 9 (Near-α Alloy (Ti-3Al-2.5V)) in sheets, plates, bars, tubes, forgings, and custom forms. Certified to ASTM B338 and other applicable standards.
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What is Grade 9 titanium used for?
Other Titanium Grades
Grade 1
Commercially Pure
240–345 MPa
Grade 2
Commercially Pure
345–450 MPa
Grade 4
Commercially Pure (High Strength)
550–680 MPa
Grade 5
α+β Alloy (Ti-6Al-4V)
895–1000 MPa
Grade 7
CP + Pd (Enhanced Corrosion Resistance)
345–450 MPa
Grade 12
Near-α (Ti-0.3Mo-0.8Ni)
483–620 MPa
Grade 23
α+β ELI (Ti-6Al-4V ELI)
828–965 MPa