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AWS ER90S-B9 vs. Grade 9 Titanium

AWS ER90S-B9 belongs to the iron alloys classification, while grade 9 titanium belongs to the titanium 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 AWS ER90S-B9 and the bottom bar is grade 9 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 18
11 to 17
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 75
40
Tensile Strength: Ultimate (UTS), MPa 690
700 to 960
Tensile Strength: Yield (Proof), MPa 470
540 to 830

Thermal Properties

Latent Heat of Fusion, J/g 270
410
Melting Completion (Liquidus), °C 1450
1640
Melting Onset (Solidus), °C 1410
1590
Specific Heat Capacity, J/kg-K 470
550
Thermal Conductivity, W/m-K 25
8.1
Thermal Expansion, µm/m-K 13
9.1

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
37
Density, g/cm3 7.8
4.5
Embodied Carbon, kg CO2/kg material 2.6
36
Embodied Energy, MJ/kg 37
580
Embodied Water, L/kg 91
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
89 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 570
1380 to 3220
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
35
Strength to Weight: Axial, points 25
43 to 60
Strength to Weight: Bending, points 22
39 to 48
Thermal Diffusivity, mm2/s 6.9
3.3
Thermal Shock Resistance, points 19
52 to 71

Alloy Composition

Aluminum (Al), % 0 to 0.040
2.5 to 3.5
Carbon (C), % 0.070 to 0.13
0 to 0.080
Chromium (Cr), % 8.0 to 10.5
0
Copper (Cu), % 0 to 0.2
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 84.4 to 90.7
0 to 0.25
Manganese (Mn), % 0 to 1.2
0
Molybdenum (Mo), % 0.85 to 1.2
0
Nickel (Ni), % 0 to 0.8
0
Niobium (Nb), % 0.020 to 0.1
0
Nitrogen (N), % 0.030 to 0.070
0 to 0.030
Oxygen (O), % 0
0 to 0.15
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 0.15 to 0.5
0
Sulfur (S), % 0 to 0.010
0
Titanium (Ti), % 0
92.6 to 95.5
Vanadium (V), % 0.15 to 0.3
2.0 to 3.0
Residuals, % 0
0 to 0.4