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AWS BAu-6 vs. CR015A Copper

AWS BAu-6 belongs to the otherwise unclassified metals classification, while CR015A copper belongs to the copper alloys. There are 15 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is AWS BAu-6 and the bottom bar is CR015A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Poisson's Ratio 0.39
0.34
Shear Modulus, GPa 43
43
Tensile Strength: Ultimate (UTS), MPa 190
220

Thermal Properties

Latent Heat of Fusion, J/g 120
210
Melting Completion (Liquidus), °C 1050
1090
Melting Onset (Solidus), °C 1010
1040
Specific Heat Capacity, J/kg-K 210
390
Thermal Expansion, µm/m-K 13
17

Otherwise Unclassified Properties

Density, g/cm3 16
9.0

Common Calculations

Stiffness to Weight: Axial, points 4.0
7.2
Stiffness to Weight: Bending, points 10
18
Strength to Weight: Axial, points 3.2
6.8
Strength to Weight: Bending, points 4.5
9.0
Thermal Shock Resistance, points 8.5
7.8

Alloy Composition

Bismuth (Bi), % 0
0 to 0.00050
Copper (Cu), % 0
99.883 to 99.939
Gold (Au), % 69.5 to 70.5
0
Nickel (Ni), % 21.5 to 22.5
0
Palladium (Pd), % 7.5 to 8.5
0
Phosphorus (P), % 0
0.0010 to 0.0070
Silver (Ag), % 0
0.060 to 0.080
Residuals, % 0 to 0.15
0