Grade 23 (Ti-6Al-4V ELI, R56407) Titanium

Titanium Alloys

Overview Chemical Composition Mechanical Properties Physical Properties Other Properties

Property Overview

Density4.4g/cm³

Elastic Modulus110GPa

Tensile Strength930 to 940MPa

Yield Strength850 to 870MPa

Brinell HardnessUnknown

Maximum Service Temperature340°C

Weight Calculator

Chemical Composition

0 to 0.080%

0 to 0.030%

88.1 to 91%

3.5 to 4.5%

5.5 to 6.5%

0 to 0.013%

0 to 0.13%

RES.

Residuals res. | | 0 to 0.4%

RESIDUALS RES.

0 to 0.4%

0 to 0.25%

Mechanical

Elastic (Young's, Tensile) Modulus

110 GPa

Elongation at Break

6.7 to 11 %

Fatigue Strength

470 to 500 MPa

Poisson's Ratio

0.32

Reduction in Area

30 %

Shear Modulus

40 GPa

Shear Strength

540 to 570 MPa

Tensile Strength: Ultimate (UTS)

930 to 940 MPa

Tensile Strength: Yield (Proof)

850 to 870 MPa

Hardness

Rockwell C Hardness

Physical

Density

4.4 g/cm 3

Thermal

Latent Heat of Fusion

410 J/g

Maximum Temperature: Mechanical

340 °C

Melting Completion (Liquidus)

1610 °C

Melting Onset (Solidus)

1560 °C

Specific Heat Capacity

560 J/kg-K

Thermal Conductivity

7.1 W/m-K

Thermal Diffusivity

2.9 mm 2 /s

Thermal Expansion

9.4 µm/m-K

Thermal Shock Resistance

67 to 68 points

Electrical

Electrical Conductivity: Equal Volume

1.0 % IACS

Electrical Conductivity: Equal Weight (Specific)

2.0 % IACS

Calculated

Resilience: Ultimate (Unit Rupture Work)

61 to 100 MJ/m 3

Resilience: Unit (Modulus of Resilience)

3430 to 3560 kJ/m 3

Stiffness to Weight: Axial

13 points

Stiffness to Weight: Bending

35 points

Strength to Weight: Axial

58 to 59 points

Strength to Weight: Bending

48 points

Environmental

Base Metal Price

36 % relative

Embodied Carbon

38 kg CO 2 /kg material

Embodied Energy

610 MJ/kg

Embodied Energy

610 MJ/kg 260 x 10 3 BTU/lb

Embodied Water

200 L/kg

Embodied Water

200 L/kg 23 gal/lb

Registered Designations & Aliases

Grade 23 (Ti-6Al-4V ELI, R56407) TitaniumR56407Ti-6Al-4V ELI

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

ISO 5832-3 ISO 5832-3: Implants for surgery - Metallic materials - Part 3: Wrought titanium 6-aluminium 4-vanadium alloy

ISO 5832-3 ISO 5832-3: Implants for surgery - Metallic materials - Part 3: Wrought titanium 6-aluminium 4-vanadium alloy Titanium Alloys: Modelling of Microstructure, Properties, and Applications, Wei Sha and Savko Malinov, 2009 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 Environmental Degradation of Advanced and Traditional Engineering Materials, Lloyd H. Hihara et al., 2014.