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Solder Alloy 401 vs. C14181 Copper

Solder alloy 401 belongs to the otherwise unclassified metals classification, while C14181 copper belongs to the copper alloys. There are 21 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is solder alloy 401 and the bottom bar is C14181 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 50
120
Elongation at Break, % 21
15
Poisson's Ratio 0.36
0.34
Shear Modulus, GPa 19
43
Tensile Strength: Ultimate (UTS), MPa 29
210

Thermal Properties

Latent Heat of Fusion, J/g 60
210
Melting Completion (Liquidus), °C 230
1080
Melting Onset (Solidus), °C 230
1080
Specific Heat Capacity, J/kg-K 220
390
Thermal Conductivity, W/m-K 66
380
Thermal Expansion, µm/m-K 22
17

Otherwise Unclassified Properties

Density, g/cm3 7.3
9.0
Embodied Carbon, kg CO2/kg material 15
2.6
Embodied Energy, MJ/kg 250
41
Embodied Water, L/kg 1200
310

Common Calculations

Stiffness to Weight: Axial, points 3.8
7.2
Stiffness to Weight: Bending, points 17
18
Strength to Weight: Axial, points 1.1
6.5
Strength to Weight: Bending, points 2.9
8.8
Thermal Diffusivity, mm2/s 40
110
Thermal Shock Resistance, points 1.9
7.4

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), % 0 to 0.1
0
Cadmium (Cd), % 0 to 0.0020
0 to 0.0020
Carbon (C), % 0
0 to 0.0050
Copper (Cu), % 0.5 to 0.9
99.9 to 100
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0
Lead (Pb), % 0 to 0.070
0 to 0.0020
Nickel (Ni), % 0 to 0.010
0
Phosphorus (P), % 0
0 to 0.0020
Silver (Ag), % 0 to 0.1
0
Tin (Sn), % 98.5 to 99.5
0
Zinc (Zn), % 0 to 0.0010
0 to 0.0020