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AWS ERNiCrMo-2 vs. CR019A Copper

AWS ERNiCrMo-2 belongs to the nickel alloys classification, while CR019A copper belongs to the copper alloys. There are 23 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 ERNiCrMo-2 and the bottom bar is CR019A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
120
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 81
43
Tensile Strength: Ultimate (UTS), MPa 750
220

Thermal Properties

Latent Heat of Fusion, J/g 320
210
Melting Completion (Liquidus), °C 1460
1090
Melting Onset (Solidus), °C 1410
1040
Specific Heat Capacity, J/kg-K 450
390
Thermal Conductivity, W/m-K 11
390
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
100
Electrical Conductivity: Equal Weight (Specific), % IACS 1.6
100

Otherwise Unclassified Properties

Base Metal Price, % relative 55
35
Density, g/cm3 8.4
9.0
Embodied Carbon, kg CO2/kg material 9.2
2.7
Embodied Energy, MJ/kg 120
42
Embodied Water, L/kg 270
390

Common Calculations

Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 23
18
Strength to Weight: Axial, points 25
6.8
Strength to Weight: Bending, points 22
9.0
Thermal Diffusivity, mm2/s 2.9
110
Thermal Shock Resistance, points 20
7.8

Alloy Composition

Bismuth (Bi), % 0
0 to 0.00050
Carbon (C), % 0.050 to 0.15
0
Chromium (Cr), % 20.5 to 23
0
Cobalt (Co), % 0.5 to 2.5
0
Copper (Cu), % 0 to 0.5
99.874 to 99.92
Iron (Fe), % 17 to 20
0
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 8.0 to 10
0
Nickel (Ni), % 40.3 to 53.8
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Silver (Ag), % 0
0.080 to 0.12
Sulfur (S), % 0 to 0.030
0
Tungsten (W), % 0.2 to 1.0
0
Residuals, % 0 to 0.5
0