Grade 9 Titanium (Ti 3Al-2.5V) Wire UNS R56320

Grade 9 Titanium is a compromise between the facility of welding and manufacturing of the pure grades and the high strength of Titanium 6Al-4V (Grade 5).
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Shaped, Flat, Square, Round, Fine Wire, Plated and Un-plated Specifications: ASTM B265 GR9, MIL-T-9046 AB-5

Grade 9 Titanium (Ti 3-2.5) Alloy Description

Grade 9 Titanium Alloy 3-2.5 (Half 6-4) a medium strength, heat treatable alloy with good weldability and formability and can be used in mildly reducing to mildly oxidizing media. Containing 3% Aluminum and 2.5% Vanadium, it is a compromise between the facility of welding and manufacturing of the pure grades and the high strength of Titanium 6Al-4V (Grade 5).


Aerospace components
Marine applications
Medical devices

Chemistry Typical

Titanium: Balance
Vanadium: 2.0-3.0
Aluminum: 2.5-3.5
Hydrogen: .015 max
Nitrogen: 0.03 max
Carbon: 0.10 max
Iron: 0.25 max
Residuals each 0.10 max, total 0.40 max

Common Titanium Grade Names



Description 1Description 2ASTMAMSUNS
Grade 9 TitaniumTI325Alpha Beta Alloy, 3-2.5, Half 6-4Titanium Alloy 3% Aluminum, 2.5% VanadiumR56320

Physical Properties

Density, 0.162 lbs/in³, 4.51 g/cm³

Thermal Conductivity: Btu/ft-h-°F (W/m-K):
At 68 °F (20°C) 4.8 (8.3)

Mean Coefficient of Thermal Expansion: µin/in°F, (µm/m°C)
68-203°F (20-95 °C) 5.34 (9.61)

Modulus of Elasticity: KSI (MPa)
14.0-15.0 x 10³ (95-105 x 10³) in tension

Magnetic Permeability: Nonmagnetic

Melting Point: 3100°F (1704°C)

Mechanical Properties at Room Temperature

Properties: Annealed

Ultimate Tensile Strength: 90 KSI min (620 MPa min)
Yield Strength (0.2% offset): 70 KSI min (483 MPa min)
12% min (longitudinal)

Properties: Tempered

Contact Ulbrich Wire with requirements.

Additional Properties

Corrosion Resistance

Refer to NACE (National Association of Corrosion Engineers) for recommendations.


Inquire with Ulbrich Wire


Continuous Coils
Cut to lengths
Precision cutting

Heat Treatment

Titanium 3-2.5 (Grade 9) can be hardened by cold work and aging


For best results refer to: SSINA’s “Welding of Stainless Steels and Other Joining Methods”

Limitation of Liability and Disclaimer of Warranty: In no event will Ulbrich Stainless Steels and Special Metals, Inc., be liable for any damages arising from the use of the information included in this document or that it is suitable for the ‘applications’ noted. We believe the information and data provided to be accurate to the best of our knowledge but, all data is considered typical values only. It is intended for reference and general information and not recommended for specification, design or engineering purposes. Ulbrich assumes no implied or express warranty in regard to the creation or accuracy of the data provided in this document.

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