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AWS BNi-9 vs. CR018A Copper

AWS BNi-9 belongs to the nickel alloys classification, while CR018A copper belongs to the copper alloys. There are 19 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is AWS BNi-9 and the bottom bar is CR018A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Poisson's Ratio 0.3
0.34
Shear Modulus, GPa 72
43
Tensile Strength: Ultimate (UTS), MPa 580
220

Thermal Properties

Latent Heat of Fusion, J/g 300
210
Melting Completion (Liquidus), °C 1060
1090
Melting Onset (Solidus), °C 1060
1040
Specific Heat Capacity, J/kg-K 480
390
Thermal Expansion, µm/m-K 12
17

Otherwise Unclassified Properties

Base Metal Price, % relative 60
33
Density, g/cm3 8.4
9.0
Embodied Carbon, kg CO2/kg material 9.3
2.7
Embodied Energy, MJ/kg 130
42
Embodied Water, L/kg 260
360

Common Calculations

Stiffness to Weight: Axial, points 12
7.2
Stiffness to Weight: Bending, points 23
18
Strength to Weight: Axial, points 19
6.8
Strength to Weight: Bending, points 18
9.0
Thermal Shock Resistance, points 19
7.8

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Bismuth (Bi), % 0
0 to 0.00050
Boron (B), % 3.3 to 4.0
0
Carbon (C), % 0 to 0.060
0
Chromium (Cr), % 13.5 to 16.5
0
Cobalt (Co), % 0 to 0.1
0
Copper (Cu), % 0
99.914 to 99.94
Iron (Fe), % 0 to 1.5
0
Nickel (Ni), % 77.1 to 83.3
0
Phosphorus (P), % 0 to 0.020
0
Selenium (Se), % 0 to 0.0050
0
Silver (Ag), % 0
0.060 to 0.080
Sulfur (S), % 0 to 0.020
0
Titanium (Ti), % 0 to 0.050
0
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0 to 0.5
0