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Solder Alloy 811 vs. C51000 Bronze

Solder alloy 811 belongs to the otherwise unclassified metals classification, while C51000 bronze belongs to the copper alloys. There are 23 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is solder alloy 811 and the bottom bar is C51000 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 52
110
Elongation at Break, % 38
2.7 to 64
Poisson's Ratio 0.35
0.34
Shear Modulus, GPa 19
42
Tensile Strength: Ultimate (UTS), MPa 53
330 to 780

Thermal Properties

Latent Heat of Fusion, J/g 63
200
Melting Completion (Liquidus), °C 200
1050
Melting Onset (Solidus), °C 190
960
Specific Heat Capacity, J/kg-K 230
380
Thermal Conductivity, W/m-K 59
77
Thermal Expansion, µm/m-K 22
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 14
18
Electrical Conductivity: Equal Weight (Specific), % IACS 17
18

Otherwise Unclassified Properties

Density, g/cm3 7.3
8.8
Embodied Carbon, kg CO2/kg material 14
3.1
Embodied Energy, MJ/kg 240
50
Embodied Water, L/kg 1200
350

Common Calculations

Stiffness to Weight: Axial, points 4.0
7.0
Stiffness to Weight: Bending, points 17
18
Strength to Weight: Axial, points 2.0
10 to 25
Strength to Weight: Bending, points 4.3
12 to 21
Thermal Diffusivity, mm2/s 35
23
Thermal Shock Resistance, points 3.3
12 to 28

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0 to 0.1
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 2.8 to 3.2
0
Cadmium (Cd), % 0 to 0.0020
0
Copper (Cu), % 0 to 0.050
92.9 to 95.5
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0 to 0.1
Lead (Pb), % 0 to 0.070
0 to 0.050
Nickel (Ni), % 0 to 0.010
0
Phosphorus (P), % 0
0.030 to 0.35
Silver (Ag), % 0 to 0.1
0
Tin (Sn), % 87.8 to 89.7
4.5 to 5.8
Zinc (Zn), % 7.5 to 8.5
0 to 0.3
Residuals, % 0
0 to 0.5