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C51000 Bronze vs. Solder Alloy 135

C51000 bronze belongs to the copper alloys classification, while solder alloy 135 belongs to the otherwise unclassified metals. There are 24 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C51000 bronze and the bottom bar is solder alloy 135.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
27
Elongation at Break, % 2.7 to 64
20
Poisson's Ratio 0.34
0.41
Shear Modulus, GPa 42
9.5
Tensile Strength: Ultimate (UTS), MPa 330 to 780
35

Thermal Properties

Latent Heat of Fusion, J/g 200
36
Melting Completion (Liquidus), °C 1050
250
Melting Onset (Solidus), °C 960
190
Specific Heat Capacity, J/kg-K 380
160
Thermal Conductivity, W/m-K 77
42
Thermal Expansion, µm/m-K 18
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 18
9.5
Electrical Conductivity: Equal Weight (Specific), % IACS 18
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 33
90
Density, g/cm3 8.8
10
Embodied Carbon, kg CO2/kg material 3.1
7.3
Embodied Energy, MJ/kg 50
120
Embodied Water, L/kg 350
720

Common Calculations

Stiffness to Weight: Axial, points 7.0
1.5
Stiffness to Weight: Bending, points 18
9.9
Strength to Weight: Axial, points 10 to 25
1.0
Strength to Weight: Bending, points 12 to 21
2.4
Thermal Diffusivity, mm2/s 23
27
Thermal Shock Resistance, points 12 to 28
3.5

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0
0.5 to 1.8
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.25
Cadmium (Cd), % 0
0 to 0.0050
Copper (Cu), % 92.9 to 95.5
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 0 to 0.1
0 to 0.020
Lead (Pb), % 0 to 0.050
67.1 to 70
Nickel (Ni), % 0
0 to 0.010
Phosphorus (P), % 0.030 to 0.35
0
Silver (Ag), % 0
0 to 0.1
Tin (Sn), % 4.5 to 5.8
29.5 to 30.5
Zinc (Zn), % 0 to 0.3
0 to 0.0010
Residuals, % 0 to 0.5
0