Grade 12 (3.7105, R53400) Titanium

Titanium Alloys

Overview Chemical Composition Mechanical Properties Physical Properties Other Properties

Property Overview

Density4.5g/cm³

Elastic Modulus110GPa

Tensile Strength530MPa

Yield Strength410MPa

Brinell Hardness170HB

Maximum Service Temperature320°C

Weight Calculator

Chemical Composition

0 to 0.080%

0.6 to 0.9%

0.2 to 0.4%

0 to 0.030%

97.6 to 99.2%

0 to 0.015%

0 to 0.25%

RES.

Residuals res. | | 0 to 0.4%

RESIDUALS RES.

0 to 0.4%

0 to 0.3%

Mechanical

Elastic (Young's, Tensile) Modulus

110 GPa

Elongation at Break

21 %

Fatigue Strength

280 MPa

Poisson's Ratio

0.32

Reduction in Area

28 %

Shear Modulus

39 GPa

Shear Strength

330 MPa

Tensile Strength: Ultimate (UTS)

530 MPa

Tensile Strength: Yield (Proof)

410 MPa

Hardness

Brinell Hardness

170

Physical

Density

4.5 g/cm 3

Thermal

Latent Heat of Fusion

420 J/g

Maximum Temperature: Mechanical

320 °C

Melting Completion (Liquidus)

1660 °C

Melting Onset (Solidus)

1610 °C

Specific Heat Capacity

540 J/kg-K

Thermal Conductivity

21 W/m-K

Thermal Diffusivity

8.5 mm 2 /s

Thermal Expansion

9.6 µm/m-K

Thermal Shock Resistance

37 points

Electrical

Electrical Conductivity: Equal Volume

3.3 % IACS

Electrical Conductivity: Equal Weight (Specific)

6.6 % IACS

Calculated

Resilience: Ultimate (Unit Rupture Work)

110 MJ/m 3

Resilience: Unit (Modulus of Resilience)

770 kJ/m 3

Stiffness to Weight: Axial

13 points

Stiffness to Weight: Bending

35 points

Strength to Weight: Axial

32 points

Strength to Weight: Bending

32 points

Environmental

Base Metal Price

37 % relative

Embodied Carbon

31 kg CO 2 /kg material

Embodied Energy

500 MJ/kg

Embodied Energy

500 MJ/kg 220 x 10 3 BTU/lb

Embodied Water

110 L/kg

Embodied Water

110 L/kg 13 gal/lb

Registered Designations & Aliases

3.7105Grade 12 (3.7105, R53400) TitaniumR53400

Standards

ASTM B265 ASTM B265: Standard Specification for Titanium and Titanium Alloy Strip, Sheet, and Plate

ASTM B348 ASTM B348: Standard Specification for Titanium and Titanium Alloy Bars and Billets

ASTM B381 ASTM B381: Standard Specification for Titanium and Titanium Alloy Forgings

ASTM B861 ASTM B861: Standard Specification for Titanium and Titanium Alloy Seamless Pipe

ASTM B861 ASTM B861: Standard Specification for Titanium and Titanium Alloy Seamless Pipe ASTM B381: Standard Specification for Titanium and Titanium Alloy Forgings ASTM B265: Standard Specification for Titanium and Titanium Alloy Strip, Sheet, and Plate ASTM B348: Standard Specification for Titanium and Titanium Alloy Bars and Billets Titanium and Titanium Alloys: Fundamentals and Applications, Christoph Leyens and Manfred Peters (editors), 2003 Titanium, 2nd ed., G. Lutjering and J. C. Williams, 2007 Aerospace Materials, Brian Cantor et al. (editors), 2001 Environmental Degradation of Advanced and Traditional Engineering Materials, Lloyd H. Hihara et al., 2014.