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Solder Alloy 134 vs. C94100 Bronze

Solder alloy 134 belongs to the otherwise unclassified metals classification, while C94100 bronze belongs to the copper alloys. They have a modest 26% of their average alloy composition in common, which, by itself, doesn't mean much. There are 22 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is solder alloy 134 and the bottom bar is C94100 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 31
92
Elongation at Break, % 31
7.8
Poisson's Ratio 0.4
0.36
Shear Modulus, GPa 11
34
Tensile Strength: Ultimate (UTS), MPa 38
190

Thermal Properties

Latent Heat of Fusion, J/g 41
160
Melting Completion (Liquidus), °C 230
870
Melting Onset (Solidus), °C 190
790
Specific Heat Capacity, J/kg-K 170
330
Thermal Expansion, µm/m-K 26
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 9.6
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 100
29
Density, g/cm3 9.6
9.2
Embodied Carbon, kg CO2/kg material 8.5
3.0
Embodied Energy, MJ/kg 140
48
Embodied Water, L/kg 820
370

Common Calculations

Stiffness to Weight: Axial, points 1.8
5.5
Stiffness to Weight: Bending, points 11
16
Strength to Weight: Axial, points 1.1
5.8
Strength to Weight: Bending, points 2.6
8.1
Thermal Shock Resistance, points 3.4
7.6

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0 to 0.0050
Antimony (Sb), % 2.0 to 2.4
0 to 0.8
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.25
0
Cadmium (Cd), % 0 to 0.0050
0
Copper (Cu), % 0 to 0.080
72 to 79
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0 to 0.25
Lead (Pb), % 56.5 to 58.5
18 to 22
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), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 39.5 to 40.5
4.5 to 6.5
Zinc (Zn), % 0 to 0.0010
0 to 1.0
Residuals, % 0
0 to 1.3