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C95820 Bronze vs. AWS BVAg-18

C95820 bronze belongs to the copper alloys classification, while AWS BVAg-18 belongs to the otherwise unclassified metals. They have a modest 30% of their average alloy composition in common, which, by itself, doesn't mean much. There are 17 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is C95820 bronze and the bottom bar is AWS BVAg-18.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
82
Poisson's Ratio 0.34
0.36
Shear Modulus, GPa 44
30
Tensile Strength: Ultimate (UTS), MPa 730
180

Thermal Properties

Latent Heat of Fusion, J/g 230
140
Melting Completion (Liquidus), °C 1080
720
Melting Onset (Solidus), °C 1020
600
Specific Heat Capacity, J/kg-K 440
280
Thermal Expansion, µm/m-K 17
19

Otherwise Unclassified Properties

Density, g/cm3 8.3
9.7
Embodied Carbon, kg CO2/kg material 3.5
59
Embodied Energy, MJ/kg 56
930

Common Calculations

Stiffness to Weight: Axial, points 8.0
4.7
Stiffness to Weight: Bending, points 20
15
Strength to Weight: Axial, points 24
5.1
Strength to Weight: Bending, points 22
7.3
Thermal Shock Resistance, points 25
8.1

Alloy Composition

Aluminum (Al), % 9.0 to 10
0
Cadmium (Cd), % 0
0 to 0.0010
Carbon (C), % 0
0 to 0.0050
Copper (Cu), % 77.5 to 82.5
28.5 to 31.5
Iron (Fe), % 4.0 to 5.0
0
Lead (Pb), % 0 to 0.020
0 to 0.0020
Manganese (Mn), % 0 to 1.5
0
Nickel (Ni), % 4.5 to 5.8
0
Phosphorus (P), % 0
0 to 0.0020
Silicon (Si), % 0 to 0.1
0
Silver (Ag), % 0
59 to 61
Tin (Sn), % 0 to 0.020
9.5 to 10.5
Zinc (Zn), % 0 to 0.2
0 to 0.0010
Residuals, % 0 to 0.8
0