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AWS BAg-21 vs. C87610 Bronze

AWS BAg-21 belongs to the otherwise unclassified metals classification, while C87610 bronze belongs to the copper alloys. They have a modest 29% of their average alloy composition in common, which, by itself, doesn't mean much. There are 16 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is AWS BAg-21 and the bottom bar is C87610 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 85
110
Poisson's Ratio 0.36
0.34
Shear Modulus, GPa 31
43
Tensile Strength: Ultimate (UTS), MPa 150
350

Thermal Properties

Latent Heat of Fusion, J/g 140
270
Melting Completion (Liquidus), °C 800
970
Melting Onset (Solidus), °C 690
820
Specific Heat Capacity, J/kg-K 280
410
Thermal Expansion, µm/m-K 19
17

Otherwise Unclassified Properties

Density, g/cm3 9.8
8.5
Embodied Energy, MJ/kg 970
43

Common Calculations

Stiffness to Weight: Axial, points 4.8
7.4
Stiffness to Weight: Bending, points 15
19
Strength to Weight: Axial, points 4.2
11
Strength to Weight: Bending, points 6.4
13
Thermal Shock Resistance, points 6.6
13

Alloy Composition

Copper (Cu), % 27.5 to 29.5
90 to 94
Iron (Fe), % 0
0 to 0.2
Lead (Pb), % 0
0 to 0.2
Manganese (Mn), % 0
0 to 0.25
Nickel (Ni), % 2.0 to 3.0
0
Silicon (Si), % 0
3.0 to 5.0
Silver (Ag), % 62 to 64
0
Tin (Sn), % 5.0 to 7.0
0
Zinc (Zn), % 0
3.0 to 5.0
Residuals, % 0
0 to 0.5