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AWS ERNi-1 vs. C12900 Copper

AWS ERNi-1 belongs to the nickel alloys classification, while C12900 copper belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is AWS ERNi-1 and the bottom bar is C12900 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
120
Elongation at Break, % 22
2.8 to 50
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 69
43
Tensile Strength: Ultimate (UTS), MPa 470
220 to 420

Thermal Properties

Latent Heat of Fusion, J/g 300
210
Melting Completion (Liquidus), °C 1360
1080
Melting Onset (Solidus), °C 1310
1030
Specific Heat Capacity, J/kg-K 450
390
Thermal Conductivity, W/m-K 73
380
Thermal Expansion, µm/m-K 11
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 19
98
Electrical Conductivity: Equal Weight (Specific), % IACS 19
98

Otherwise Unclassified Properties

Base Metal Price, % relative 60
32
Density, g/cm3 8.7
9.0
Embodied Carbon, kg CO2/kg material 11
2.6
Embodied Energy, MJ/kg 150
41
Embodied Water, L/kg 230
330

Common Calculations

Stiffness to Weight: Axial, points 12
7.2
Stiffness to Weight: Bending, points 22
18
Strength to Weight: Axial, points 15
6.8 to 13
Strength to Weight: Bending, points 15
9.1 to 14
Thermal Diffusivity, mm2/s 19
110
Thermal Shock Resistance, points 17
7.8 to 15

Alloy Composition

Aluminum (Al), % 0 to 1.5
0
Antimony (Sb), % 0
0 to 0.0030
Arsenic (As), % 0
0 to 0.012
Bismuth (Bi), % 0
0 to 0.0030
Carbon (C), % 0 to 0.15
0
Copper (Cu), % 0 to 0.25
99.88 to 100
Iron (Fe), % 0 to 1.0
0
Lead (Pb), % 0
0 to 0.0040
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 93 to 98
0 to 0.050
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.75
0
Silver (Ag), % 0
0 to 0.054
Sulfur (S), % 0 to 0.015
0
Tellurium (Te), % 0
0 to 0.025
Titanium (Ti), % 2.0 to 3.5
0
Residuals, % 0 to 0.5
0