MakeItFrom.com
Menu (ESC)

Solder Alloy 702 vs. C79600 Nickel Silver

Solder alloy 702 belongs to the otherwise unclassified metals classification, while C79600 nickel silver belongs to the copper alloys. There are 22 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is solder alloy 702 and the bottom bar is C79600 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 51
110
Elongation at Break, % 21
15
Poisson's Ratio 0.36
0.3
Shear Modulus, GPa 19
43
Tensile Strength: Ultimate (UTS), MPa 53
480

Thermal Properties

Latent Heat of Fusion, J/g 61
180
Melting Completion (Liquidus), °C 220
930
Melting Onset (Solidus), °C 220
880
Specific Heat Capacity, J/kg-K 220
390
Thermal Conductivity, W/m-K 62
36
Thermal Expansion, µm/m-K 22
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 18
8.0

Otherwise Unclassified Properties

Density, g/cm3 7.4
7.9
Embodied Carbon, kg CO2/kg material 17
3.5
Embodied Energy, MJ/kg 290
57

Common Calculations

Stiffness to Weight: Axial, points 3.8
7.8
Stiffness to Weight: Bending, points 17
20
Strength to Weight: Axial, points 2.0
17
Strength to Weight: Bending, points 4.2
17
Thermal Diffusivity, mm2/s 38
12
Thermal Shock Resistance, points 3.4
15

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
43.5 to 46.5
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
0.8 to 1.2
Manganese (Mn), % 0
1.5 to 2.5
Nickel (Ni), % 0 to 0.010
9.0 to 11
Silver (Ag), % 2.8 to 3.2
0
Tin (Sn), % 96.3 to 97.2
0
Zinc (Zn), % 0 to 0.0010
38.3 to 45.2
Residuals, % 0
0 to 0.5