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Solder Alloy 601 vs. C12600 Copper

Solder alloy 601 belongs to the otherwise unclassified metals classification, while C12600 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 601 and the bottom bar is C12600 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 31
120
Elongation at Break, % 83
56
Poisson's Ratio 0.41
0.34
Shear Modulus, GPa 11
56
Tensile Strength: Ultimate (UTS), MPa 12
270

Thermal Properties

Latent Heat of Fusion, J/g 43
210
Melting Completion (Liquidus), °C 120
1080
Melting Onset (Solidus), °C 120
1030
Specific Heat Capacity, J/kg-K 230
390
Thermal Conductivity, W/m-K 34
130
Thermal Expansion, µm/m-K 23
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
29
Electrical Conductivity: Equal Weight (Specific), % IACS 14
29

Otherwise Unclassified Properties

Density, g/cm3 7.3
8.9
Embodied Water, L/kg 1330
310

Common Calculations

Stiffness to Weight: Axial, points 2.3
7.2
Stiffness to Weight: Bending, points 14
18
Strength to Weight: Axial, points 0.45
8.2
Strength to Weight: Bending, points 1.6
10
Thermal Diffusivity, mm2/s 20
39
Thermal Shock Resistance, points 1.2
9.5

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
Copper (Cu), % 0 to 0.050
99.5 to 99.8
Gold (Au), % 0 to 0.050
0
Indium (In), % 51 to 52.5
0
Iron (Fe), % 0 to 0.020
0
Lead (Pb), % 0 to 0.070
0
Nickel (Ni), % 0 to 0.010
0
Phosphorus (P), % 0
0.2 to 0.4
Silver (Ag), % 0 to 0.1
0
Tin (Sn), % 47.5 to 48.5
0
Zinc (Zn), % 0 to 0.0010
0