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C70250 Copper vs. AWS BAg-37

C70250 copper belongs to the copper alloys classification, while AWS BAg-37 belongs to the otherwise unclassified metals. They have 41% of their average alloy composition in common. There are 17 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C70250 copper and the bottom bar is AWS BAg-37.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
94
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 44
36
Tensile Strength: Ultimate (UTS), MPa 520 to 740
180

Thermal Properties

Latent Heat of Fusion, J/g 220
150
Melting Completion (Liquidus), °C 1100
780
Melting Onset (Solidus), °C 1080
690
Specific Heat Capacity, J/kg-K 390
350
Thermal Expansion, µm/m-K 17
21

Otherwise Unclassified Properties

Density, g/cm3 8.9
8.5
Embodied Carbon, kg CO2/kg material 2.9
26
Embodied Energy, MJ/kg 45
410

Common Calculations

Stiffness to Weight: Axial, points 7.4
6.1
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 16 to 23
5.9
Strength to Weight: Bending, points 16 to 21
8.3
Thermal Shock Resistance, points 18 to 26
6.6

Alloy Composition

Copper (Cu), % 92.7 to 97.5
39 to 41
Lead (Pb), % 0 to 0.050
0
Magnesium (Mg), % 0.050 to 0.3
0
Manganese (Mn), % 0 to 0.1
0
Nickel (Ni), % 2.2 to 4.2
0
Silicon (Si), % 0.25 to 1.2
0
Silver (Ag), % 0
24 to 26
Tin (Sn), % 0
1.5 to 2.5
Zinc (Zn), % 0 to 1.0
31 to 35
Residuals, % 0
0 to 0.15