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Titanium 6-5-0.5 vs. ASTM A203 Steel

Titanium 6-5-0.5 belongs to the titanium alloys classification, while ASTM A203 steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is titanium 6-5-0.5 and the bottom bar is ASTM A203 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 6.7
22 to 26
Fatigue Strength, MPa 530
210 to 280
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 40
73
Shear Strength, MPa 630
330 to 370
Tensile Strength: Ultimate (UTS), MPa 1080
520 to 590
Tensile Strength: Yield (Proof), MPa 990
290 to 390

Thermal Properties

Latent Heat of Fusion, J/g 410
250
Maximum Temperature: Mechanical, °C 300
410
Melting Completion (Liquidus), °C 1610
1460
Melting Onset (Solidus), °C 1560
1420
Specific Heat Capacity, J/kg-K 550
470
Thermal Conductivity, W/m-K 4.2
52
Thermal Expansion, µm/m-K 9.4
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
7.4 to 7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
8.5 to 8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 41
3.2 to 4.0
Density, g/cm3 4.5
7.9
Embodied Carbon, kg CO2/kg material 33
1.6 to 1.7
Embodied Energy, MJ/kg 540
21 to 23
Embodied Water, L/kg 180
50 to 52

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71
110 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 4630
230 to 410
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
24
Strength to Weight: Axial, points 67
18 to 21
Strength to Weight: Bending, points 52
18 to 20
Thermal Diffusivity, mm2/s 1.7
14
Thermal Shock Resistance, points 79
15 to 17