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AWS ERNiCrCoMo-1 vs. Grade 25 Titanium

AWS ERNiCrCoMo-1 belongs to the nickel alloys classification, while grade 25 titanium belongs to the titanium alloys. There are 23 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is AWS ERNiCrCoMo-1 and the bottom bar is grade 25 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
110
Elongation at Break, % 28
11
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 81
40
Tensile Strength: Ultimate (UTS), MPa 710
1000

Thermal Properties

Latent Heat of Fusion, J/g 330
410
Melting Completion (Liquidus), °C 1420
1610
Melting Onset (Solidus), °C 1370
1560
Specific Heat Capacity, J/kg-K 450
560
Thermal Conductivity, W/m-K 13
7.1
Thermal Expansion, µm/m-K 13
9.6

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
1.0
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
2.0

Otherwise Unclassified Properties

Density, g/cm3 8.5
4.5
Embodied Carbon, kg CO2/kg material 10
43
Embodied Energy, MJ/kg 140
700
Embodied Water, L/kg 350
320

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
35
Strength to Weight: Axial, points 23
62
Strength to Weight: Bending, points 21
50
Thermal Diffusivity, mm2/s 3.5
2.8
Thermal Shock Resistance, points 19
71

Alloy Composition


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Aluminum (Al), % 0.8 to 1.5
5.5 to 6.8
Carbon (C), % 0.050 to 0.15
0 to 0.080
Chromium (Cr), % 20 to 24
0
Cobalt (Co), % 10 to 15
0
Copper (Cu), % 0 to 0.5
0
Hydrogen (H), % 0
0 to 0.013
Iron (Fe), % 0 to 3.0
0 to 0.4
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 8.0 to 10
0
Nickel (Ni), % 42.7 to 61.2
0.3 to 0.8
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.2
Palladium (Pd), % 0
0.040 to 0.080
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.015
0
Titanium (Ti), % 0 to 0.6
86.7 to 90.6
Vanadium (V), % 0
3.5 to 4.5
Residuals, % 0 to 0.5
0 to 0.4