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Grade 6 Titanium vs. AWS ER80S-B8

Grade 6 titanium belongs to the titanium alloys classification, while AWS ER80S-B8 belongs to the iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is grade 6 titanium and the bottom bar is AWS ER80S-B8.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 11
19
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 39
75
Tensile Strength: Ultimate (UTS), MPa 890
630
Tensile Strength: Yield (Proof), MPa 840
530

Thermal Properties

Latent Heat of Fusion, J/g 410
270
Melting Completion (Liquidus), °C 1580
1460
Melting Onset (Solidus), °C 1530
1410
Specific Heat Capacity, J/kg-K 550
470
Thermal Conductivity, W/m-K 7.8
26
Thermal Expansion, µm/m-K 9.4
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.2
8.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 36
6.5
Density, g/cm3 4.5
7.8
Embodied Carbon, kg CO2/kg material 30
2.0
Embodied Energy, MJ/kg 480
28
Embodied Water, L/kg 190
89

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 92
120
Resilience: Unit (Modulus of Resilience), kJ/m3 3390
720
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 55
22
Strength to Weight: Bending, points 46
21
Thermal Diffusivity, mm2/s 3.2
6.9
Thermal Shock Resistance, points 65
17

Alloy Composition

Aluminum (Al), % 4.0 to 6.0
0
Carbon (C), % 0 to 0.080
0 to 0.1
Chromium (Cr), % 0
8.0 to 10.5
Copper (Cu), % 0
0 to 0.35
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.5
85.6 to 90.8
Manganese (Mn), % 0
0.4 to 0.7
Molybdenum (Mo), % 0
0.8 to 1.2
Nickel (Ni), % 0
0 to 0.5
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.2
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.025
Tin (Sn), % 2.0 to 3.0
0
Titanium (Ti), % 89.8 to 94
0
Residuals, % 0
0 to 0.5