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C15500 Copper vs. AWS BAu-1

C15500 copper belongs to the copper alloys classification, while AWS BAu-1 belongs to the otherwise unclassified metals. They have 63% of their average alloy composition in common. There are 15 material properties with values for both materials. Properties with values for just one material (16, in this case) are not shown.

For each property being compared, the top bar is C15500 copper and the bottom bar is AWS BAu-1.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Poisson's Ratio 0.34
0.37
Shear Modulus, GPa 43
40
Tensile Strength: Ultimate (UTS), MPa 280 to 550
210

Thermal Properties

Latent Heat of Fusion, J/g 210
150
Melting Completion (Liquidus), °C 1080
1020
Melting Onset (Solidus), °C 1080
990
Specific Heat Capacity, J/kg-K 390
290
Thermal Expansion, µm/m-K 17
16

Otherwise Unclassified Properties

Density, g/cm3 8.9
13

Common Calculations

Stiffness to Weight: Axial, points 7.2
4.7
Stiffness to Weight: Bending, points 18
12
Strength to Weight: Axial, points 8.6 to 17
4.5
Strength to Weight: Bending, points 11 to 17
6.1
Thermal Shock Resistance, points 9.8 to 20
8.5

Alloy Composition

Copper (Cu), % 99.75 to 99.853
61.9 to 63
Gold (Au), % 0
37 to 38
Magnesium (Mg), % 0.080 to 0.13
0
Phosphorus (P), % 0.040 to 0.080
0
Silver (Ag), % 0.027 to 0.1
0
Residuals, % 0
0 to 0.15