MakeItFrom.com
Menu (ESC)

CC140C Copper vs. Solder Alloy 121

CC140C copper belongs to the copper alloys classification, while solder alloy 121 belongs to the otherwise unclassified metals. There are 25 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is CC140C copper and the bottom bar is solder alloy 121.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110
11
Elastic (Young's, Tensile) Modulus, GPa 120
21
Elongation at Break, % 11
25
Poisson's Ratio 0.34
0.43
Shear Modulus, GPa 44
7.5
Tensile Strength: Ultimate (UTS), MPa 340
32

Thermal Properties

Latent Heat of Fusion, J/g 210
29
Melting Completion (Liquidus), °C 1100
290
Melting Onset (Solidus), °C 1040
230
Specific Heat Capacity, J/kg-K 390
140
Thermal Conductivity, W/m-K 310
31
Thermal Expansion, µm/m-K 17
28

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 77
8.8
Electrical Conductivity: Equal Weight (Specific), % IACS 78
7.4

Otherwise Unclassified Properties

Base Metal Price, % relative 31
80
Density, g/cm3 8.9
11
Embodied Carbon, kg CO2/kg material 2.6
5.6
Embodied Energy, MJ/kg 41
93
Embodied Water, L/kg 310
580

Common Calculations

Stiffness to Weight: Axial, points 7.3
1.1
Stiffness to Weight: Bending, points 18
8.6
Strength to Weight: Axial, points 10
0.84
Strength to Weight: Bending, points 12
2.1
Thermal Diffusivity, mm2/s 89
20
Thermal Shock Resistance, points 12
3.9

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0
0 to 0.5
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.25
Cadmium (Cd), % 0
0 to 0.0050
Chromium (Cr), % 0.4 to 1.2
0
Copper (Cu), % 98.8 to 99.6
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 0
0 to 0.020
Lead (Pb), % 0
83.4 to 85.5
Nickel (Ni), % 0
0 to 0.010
Silver (Ag), % 0
0 to 0.1
Tin (Sn), % 0
14.5 to 15.5
Zinc (Zn), % 0
0 to 0.0010