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Grade 2 (3.7035, R50400) Titanium

Titanium Alloys

OverviewChemical CompositionMechanical PropertiesPhysical PropertiesOther Properties

Property Overview

Density4.5g/cm³
Elastic Modulus110GPa
Tensile Strength420MPa
Yield Strength360MPa
Brinell Hardness150HB
Maximum Service Temperature320°C
Weight Calculator

Chemical Composition

C
0 to 0.080%
N
0 to 0.030%
TI
98.9 to 100%
H
0 to 0.015%
O
0 to 0.25%
RES.
Residuals res. | | 0 to 0.4%
RESIDUALS RES.
0 to 0.4%
FE
0 to 0.3%

Mechanical

Elastic (Young's, Tensile) Modulus
110 GPa
Elongation at Break
23 %
Fatigue Strength
250 MPa
Impact Strength: V-Notched Charpy
160 J
Poisson's Ratio
0.32
Reduction in Area
37 %
Shear Modulus
38 GPa
Shear Strength
270 MPa
Tensile Strength: Ultimate (UTS)
420 MPa
Tensile Strength: Yield (Proof)
360 MPa

Hardness

Brinell Hardness
150

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
22 W/m-K
Thermal Diffusivity
8.9 mm 2 /s
Thermal Expansion
9.0 µm/m-K
Thermal Shock Resistance
32 points

Electrical

Electrical Conductivity: Equal Volume
3.6 % IACS
Electrical Conductivity: Equal Weight (Specific)
7.2 % IACS

Calculated

Resilience: Ultimate (Unit Rupture Work)
92 MJ/m 3
Resilience: Unit (Modulus of Resilience)
600 kJ/m 3
Stiffness to Weight: Axial
13 points
Stiffness to Weight: Bending
35 points
Strength to Weight: Axial
26 points
Strength to Weight: Bending
28 points

Environmental

Base Metal Price
37 % relative
Embodied Carbon
31 kg CO 2 /kg material
Embodied Energy
510 MJ/kg
Embodied Energy
510 MJ/kg 220 x 10 3 BTU/lb
Embodied Water
110 L/kg
Embodied Water
110 L/kg 13 gal/lb
Registered Designations & Aliases
3.7035Grade 2 (3.7035, R50400) TitaniumR50400
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 F67 ASTM F67: Standard Specification for Unalloyed Titanium, for Surgical Implant Applications (UNS R50250, UNS R50400, UNS R50550, UNS R50700)

ASTM F67 ASTM F67: Standard Specification for Unalloyed Titanium, for Surgical Implant Applications (UNS R50250, UNS R50400, UNS R50550, UNS R50700) ISO 5832-2: Implants for surgery - Metallic materials - Part 2: Unalloyed titanium 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 Sintering of Advanced Materials: Fundamentals and Processes, Zhigang Zak Fang (editor), 2010 Environmental Degradation of Advanced and Traditional Engineering Materials, Lloyd H. Hihara et al., 2014.

ISO 5832-2 ISO 5832-2: Implants for surgery - Metallic materials - Part 2: Unalloyed titanium