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C87700 Bronze vs. Solder Alloy 151

C87700 bronze belongs to the copper alloys classification, while solder alloy 151 belongs to the otherwise unclassified metals. There are 23 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C87700 bronze and the bottom bar is solder alloy 151.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
39
Elongation at Break, % 3.6
37
Poisson's Ratio 0.33
0.37
Shear Modulus, GPa 42
14
Tensile Strength: Ultimate (UTS), MPa 300
46

Thermal Properties

Latent Heat of Fusion, J/g 250
47
Melting Completion (Liquidus), °C 980
150
Melting Onset (Solidus), °C 900
150
Specific Heat Capacity, J/kg-K 400
190
Thermal Conductivity, W/m-K 120
44
Thermal Expansion, µm/m-K 18
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 45
10
Electrical Conductivity: Equal Weight (Specific), % IACS 48
10

Otherwise Unclassified Properties

Density, g/cm3 8.5
8.8
Embodied Carbon, kg CO2/kg material 2.7
9.2
Embodied Energy, MJ/kg 45
160
Embodied Water, L/kg 310
920

Common Calculations

Stiffness to Weight: Axial, points 7.4
2.5
Stiffness to Weight: Bending, points 19
13
Strength to Weight: Axial, points 9.8
1.4
Strength to Weight: Bending, points 12
3.2
Thermal Diffusivity, mm2/s 34
26
Thermal Shock Resistance, points 11
3.2

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0 to 0.1
0 to 0.2
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.1
Cadmium (Cd), % 0
17.5 to 18.5
Copper (Cu), % 87.5 to 90.5
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 0 to 0.5
0 to 0.020
Lead (Pb), % 0 to 0.090
30.3 to 33
Manganese (Mn), % 0 to 0.8
0
Nickel (Ni), % 0 to 0.25
0 to 0.010
Phosphorus (P), % 0 to 0.15
0
Silicon (Si), % 2.5 to 3.5
0
Silver (Ag), % 0
0 to 0.1
Tin (Sn), % 0 to 2.0
49.5 to 50.5
Zinc (Zn), % 7.0 to 9.0
0 to 0.0010
Residuals, % 0 to 0.8
0