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Solder Alloy 201 vs. C94400 Bronze

Solder alloy 201 belongs to the otherwise unclassified metals classification, while C94400 bronze belongs to the copper alloys. There are 24 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 solder alloy 201 and the bottom bar is C94400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 13
55
Elastic (Young's, Tensile) Modulus, GPa 50
100
Elongation at Break, % 38
18
Poisson's Ratio 0.35
0.35
Shear Modulus, GPa 19
37
Tensile Strength: Ultimate (UTS), MPa 41
220

Thermal Properties

Latent Heat of Fusion, J/g 64
180
Melting Completion (Liquidus), °C 240
940
Melting Onset (Solidus), °C 240
790
Specific Heat Capacity, J/kg-K 220
350
Thermal Conductivity, W/m-K 28
52
Thermal Expansion, µm/m-K 21
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
10
Electrical Conductivity: Equal Weight (Specific), % IACS 15
9.9

Otherwise Unclassified Properties

Density, g/cm3 7.3
9.1
Embodied Carbon, kg CO2/kg material 15
3.4
Embodied Energy, MJ/kg 250
54
Embodied Water, L/kg 1320
390

Common Calculations

Stiffness to Weight: Axial, points 3.8
6.1
Stiffness to Weight: Bending, points 17
17
Strength to Weight: Axial, points 1.6
6.8
Strength to Weight: Bending, points 3.6
9.0
Thermal Diffusivity, mm2/s 17
17
Thermal Shock Resistance, points 2.7
8.3

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0 to 0.0050
Antimony (Sb), % 4.5 to 5.5
0 to 0.8
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.1
0
Cadmium (Cd), % 0 to 0.0020
0
Copper (Cu), % 0 to 0.050
76.1 to 84
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0 to 0.15
Lead (Pb), % 0 to 0.070
9.0 to 12
Nickel (Ni), % 0 to 0.010
0 to 1.0
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0 to 0.0050
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 94 to 95.5
7.0 to 9.0
Zinc (Zn), % 0 to 0.0010
0 to 0.8