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AWS ERNiCrMo-2 vs. Grade 30 Titanium

AWS ERNiCrMo-2 belongs to the nickel alloys classification, while grade 30 titanium belongs to the titanium alloys. There are 22 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is AWS ERNiCrMo-2 and the bottom bar is grade 30 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
110
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 81
41
Tensile Strength: Ultimate (UTS), MPa 750
390

Thermal Properties

Latent Heat of Fusion, J/g 320
420
Melting Completion (Liquidus), °C 1460
1660
Melting Onset (Solidus), °C 1410
1610
Specific Heat Capacity, J/kg-K 450
540
Thermal Conductivity, W/m-K 11
21
Thermal Expansion, µm/m-K 13
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
3.4
Electrical Conductivity: Equal Weight (Specific), % IACS 1.6
6.9

Otherwise Unclassified Properties

Density, g/cm3 8.4
4.5
Embodied Carbon, kg CO2/kg material 9.2
36
Embodied Energy, MJ/kg 120
600
Embodied Water, L/kg 270
230

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
35
Strength to Weight: Axial, points 25
24
Strength to Weight: Bending, points 22
26
Thermal Diffusivity, mm2/s 2.9
8.6
Thermal Shock Resistance, points 20
30

Alloy Composition

Carbon (C), % 0.050 to 0.15
0 to 0.080
Chromium (Cr), % 20.5 to 23
0
Cobalt (Co), % 0.5 to 2.5
0.2 to 0.8
Copper (Cu), % 0 to 0.5
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 17 to 20
0 to 0.3
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 8.0 to 10
0
Nickel (Ni), % 40.3 to 53.8
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.25
Palladium (Pd), % 0
0.040 to 0.080
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0
98 to 99.76
Tungsten (W), % 0.2 to 1.0
0
Residuals, % 0
0 to 0.4