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Solder Alloy 703 vs. Grade CW2M Nickel

Solder alloy 703 belongs to the otherwise unclassified metals classification, while grade CW2M nickel belongs to the nickel alloys. There are 18 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is solder alloy 703 and the bottom bar is grade CW2M nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 51
210
Elongation at Break, % 35
23
Poisson's Ratio 0.36
0.29
Shear Modulus, GPa 19
83
Tensile Strength: Ultimate (UTS), MPa 57
560

Thermal Properties

Latent Heat of Fusion, J/g 61
330
Melting Completion (Liquidus), °C 220
1520
Melting Onset (Solidus), °C 220
1460
Specific Heat Capacity, J/kg-K 220
430
Thermal Expansion, µm/m-K 22
12

Otherwise Unclassified Properties

Density, g/cm3 7.4
8.8
Embodied Carbon, kg CO2/kg material 18
12
Embodied Energy, MJ/kg 300
170

Common Calculations

Stiffness to Weight: Axial, points 3.8
13
Stiffness to Weight: Bending, points 17
23
Strength to Weight: Axial, points 2.1
18
Strength to Weight: Bending, points 4.4
17
Thermal Shock Resistance, points 3.7
16

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
Carbon (C), % 0
0 to 0.020
Chromium (Cr), % 0
15 to 17.5
Copper (Cu), % 0 to 0.050
0
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0 to 2.0
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
15 to 17.5
Nickel (Ni), % 0 to 0.010
60.1 to 70
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 0.8
Silver (Ag), % 3.3 to 3.7
0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 95.8 to 96.7
0
Tungsten (W), % 0
0 to 1.0
Zinc (Zn), % 0 to 0.0010
0