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CR021A Copper vs. AWS ENiCrFe-2

CR021A copper belongs to the copper alloys classification, while AWS ENiCrFe-2 belongs to the nickel alloys. There are 20 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 CR021A copper and the bottom bar is AWS ENiCrFe-2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 15
28
Poisson's Ratio 0.34
0.3
Shear Modulus, GPa 43
74
Tensile Strength: Ultimate (UTS), MPa 230
790

Thermal Properties

Latent Heat of Fusion, J/g 210
310
Melting Completion (Liquidus), °C 1090
1390
Melting Onset (Solidus), °C 1040
1350
Specific Heat Capacity, J/kg-K 390
450
Thermal Expansion, µm/m-K 17
12

Otherwise Unclassified Properties

Base Metal Price, % relative 31
65
Density, g/cm3 9.0
8.5
Embodied Carbon, kg CO2/kg material 2.6
11
Embodied Energy, MJ/kg 41
160
Embodied Water, L/kg 320
260

Common Calculations

Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 18
23
Strength to Weight: Axial, points 7.1
26
Strength to Weight: Bending, points 9.3
22
Thermal Shock Resistance, points 8.1
24

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Carbon (C), % 0
0 to 0.1
Chromium (Cr), % 0
13 to 17
Cobalt (Co), % 0
0 to 0.12
Copper (Cu), % 99.95 to 99.998
0 to 0.5
Iron (Fe), % 0
0 to 12
Lead (Pb), % 0 to 0.0050
0
Manganese (Mn), % 0
1.0 to 3.5
Molybdenum (Mo), % 0
0.5 to 2.5
Nickel (Ni), % 0
62 to 85
Niobium (Nb), % 0
0.5 to 4.0
Phosphorus (P), % 0.0020 to 0.0070
0 to 0.030
Silicon (Si), % 0
0 to 0.75
Silver (Ag), % 0 to 0.015
0
Sulfur (S), % 0
0 to 0.020
Residuals, % 0
0 to 0.5