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Solder Alloy 712 vs. C93200 Bronze

Solder alloy 712 belongs to the otherwise unclassified metals classification, while C93200 bronze belongs to the copper alloys. There are 22 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is solder alloy 712 and the bottom bar is C93200 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 51
100
Elongation at Break, % 22
20
Poisson's Ratio 0.36
0.35
Shear Modulus, GPa 19
38
Tensile Strength: Ultimate (UTS), MPa 51
240

Thermal Properties

Latent Heat of Fusion, J/g 62
180
Melting Completion (Liquidus), °C 220
980
Melting Onset (Solidus), °C 220
850
Specific Heat Capacity, J/kg-K 220
360
Thermal Conductivity, W/m-K 58
59
Thermal Expansion, µm/m-K 22
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
12
Electrical Conductivity: Equal Weight (Specific), % IACS 16
12

Otherwise Unclassified Properties

Density, g/cm3 7.4
8.8
Embodied Carbon, kg CO2/kg material 18
3.2
Embodied Energy, MJ/kg 300
52

Common Calculations

Stiffness to Weight: Axial, points 3.8
6.5
Stiffness to Weight: Bending, points 17
18
Strength to Weight: Axial, points 1.9
7.5
Strength to Weight: Bending, points 4.1
9.7
Thermal Diffusivity, mm2/s 35
18
Thermal Shock Resistance, points 3.3
9.3

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0 to 0.0050
Antimony (Sb), % 0 to 0.1
0 to 0.35
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.1
0
Cadmium (Cd), % 0 to 0.0020
0
Copper (Cu), % 0.5 to 0.9
81 to 85
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0 to 0.2
Lead (Pb), % 0 to 0.070
6.0 to 8.0
Nickel (Ni), % 0 to 0.010
0 to 1.0
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0
0 to 0.0050
Silver (Ag), % 3.3 to 3.7
0
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 94.9 to 96.2
6.3 to 7.5
Zinc (Zn), % 0 to 0.0010
2.0 to 4.0
Residuals, % 0
0 to 1.0