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Solder Alloy 704 vs. EN 2.4642 Nickel

Solder alloy 704 belongs to the otherwise unclassified metals classification, while EN 2.4642 nickel belongs to the nickel alloys. There are 22 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 704 and the bottom bar is EN 2.4642 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 51
200
Elongation at Break, % 30
34
Poisson's Ratio 0.36
0.28
Shear Modulus, GPa 19
78
Tensile Strength: Ultimate (UTS), MPa 55
670

Thermal Properties

Latent Heat of Fusion, J/g 62
320
Melting Completion (Liquidus), °C 240
1360
Melting Onset (Solidus), °C 220
1320
Specific Heat Capacity, J/kg-K 220
470
Thermal Conductivity, W/m-K 50
12
Thermal Expansion, µm/m-K 22
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 15
1.6

Otherwise Unclassified Properties

Density, g/cm3 7.5
8.3
Embodied Carbon, kg CO2/kg material 19
8.2
Embodied Energy, MJ/kg 320
120

Common Calculations

Stiffness to Weight: Axial, points 3.8
13
Stiffness to Weight: Bending, points 17
24
Strength to Weight: Axial, points 2.1
23
Strength to Weight: Bending, points 4.3
21
Thermal Diffusivity, mm2/s 30
3.1
Thermal Shock Resistance, points 3.5
18

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0 to 0.5
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
Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0
27 to 31
Copper (Cu), % 0 to 0.050
0 to 0.5
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
7.0 to 11
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0 to 0.010
55.9 to 66
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.5
Silver (Ag), % 4.8 to 5.2
0
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 94.3 to 95.2
0
Zinc (Zn), % 0 to 0.0010
0