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AWS BVAg-31 vs. C91100 Bronze

AWS BVAg-31 belongs to the otherwise unclassified metals classification, while C91100 bronze belongs to the copper alloys. They have a modest 32% of their average alloy composition in common, which, by itself, doesn't mean much. There are 15 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is AWS BVAg-31 and the bottom bar is C91100 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 90
100
Poisson's Ratio 0.36
0.34
Shear Modulus, GPa 33
39
Tensile Strength: Ultimate (UTS), MPa 180
240

Thermal Properties

Latent Heat of Fusion, J/g 150
180
Melting Completion (Liquidus), °C 850
950
Melting Onset (Solidus), °C 820
820
Specific Heat Capacity, J/kg-K 280
360
Thermal Expansion, µm/m-K 18
18

Otherwise Unclassified Properties

Density, g/cm3 10
8.7

Common Calculations

Stiffness to Weight: Axial, points 4.9
6.7
Stiffness to Weight: Bending, points 15
18
Strength to Weight: Axial, points 4.9
7.7
Strength to Weight: Bending, points 7.0
9.9
Thermal Shock Resistance, points 7.8
9.1

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Cadmium (Cd), % 0 to 0.0010
0
Carbon (C), % 0 to 0.0050
0
Copper (Cu), % 31 to 33
82 to 85
Iron (Fe), % 0
0 to 0.25
Lead (Pb), % 0 to 0.0020
0 to 0.25
Nickel (Ni), % 0
0 to 0.5
Palladium (Pd), % 8.0 to 12
0
Phosphorus (P), % 0 to 0.0020
0 to 1.0
Silicon (Si), % 0
0 to 0.0050
Silver (Ag), % 57 to 59
0
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0
15 to 17
Zinc (Zn), % 0 to 0.0010
0 to 0.25