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AWS ERNi-1 vs. C81500 Copper

AWS ERNi-1 belongs to the nickel alloys classification, while C81500 copper belongs to the copper alloys. There are 24 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 ERNi-1 and the bottom bar is C81500 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
120
Elongation at Break, % 22
17
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 69
44
Tensile Strength: Ultimate (UTS), MPa 470
350

Thermal Properties

Latent Heat of Fusion, J/g 300
210
Melting Completion (Liquidus), °C 1360
1090
Melting Onset (Solidus), °C 1310
1080
Specific Heat Capacity, J/kg-K 450
390
Thermal Conductivity, W/m-K 73
320
Thermal Expansion, µm/m-K 11
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 19
82
Electrical Conductivity: Equal Weight (Specific), % IACS 19
83

Otherwise Unclassified Properties

Base Metal Price, % relative 60
31
Density, g/cm3 8.7
8.9
Embodied Carbon, kg CO2/kg material 11
2.6
Embodied Energy, MJ/kg 150
41
Embodied Water, L/kg 230
310

Common Calculations

Stiffness to Weight: Axial, points 12
7.3
Stiffness to Weight: Bending, points 22
18
Strength to Weight: Axial, points 15
11
Strength to Weight: Bending, points 15
12
Thermal Diffusivity, mm2/s 19
91
Thermal Shock Resistance, points 17
12

Alloy Composition

Aluminum (Al), % 0 to 1.5
0 to 0.1
Carbon (C), % 0 to 0.15
0
Chromium (Cr), % 0
0.4 to 1.5
Copper (Cu), % 0 to 0.25
97.4 to 99.6
Iron (Fe), % 0 to 1.0
0 to 0.1
Lead (Pb), % 0
0 to 0.020
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 93 to 98
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.75
0 to 0.15
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
0 to 0.1
Titanium (Ti), % 2.0 to 3.5
0
Zinc (Zn), % 0
0 to 0.1
Residuals, % 0
0 to 0.5