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Solder Alloy 721 vs. N07041 Nickel

Solder alloy 721 belongs to the otherwise unclassified metals classification, while N07041 nickel belongs to the nickel alloys. There are 14 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is solder alloy 721 and the bottom bar is N07041 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 51
220
Elongation at Break, % 17
14
Tensile Strength: Ultimate (UTS), MPa 50
1400

Thermal Properties

Melting Onset (Solidus), °C 210
1320
Specific Heat Capacity, J/kg-K 220
450
Thermal Conductivity, W/m-K 56
11
Thermal Expansion, µm/m-K 22
12

Otherwise Unclassified Properties

Density, g/cm3 7.4
8.2

Common Calculations

Stiffness to Weight: Axial, points 3.8
15
Stiffness to Weight: Bending, points 17
25
Strength to Weight: Axial, points 1.9
47
Strength to Weight: Bending, points 4.1
34
Thermal Diffusivity, mm2/s 34
3.0
Thermal Shock Resistance, points 3.2
38