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Monel 400 vs. Solder Alloy 702

Monel 400 belongs to the nickel alloys classification, while solder alloy 702 belongs to the otherwise unclassified metals. There are 22 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is Monel 400 and the bottom bar is solder alloy 702.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
51
Elongation at Break, % 20 to 40
21
Poisson's Ratio 0.32
0.36
Shear Modulus, GPa 62
19
Tensile Strength: Ultimate (UTS), MPa 540 to 780
53

Thermal Properties

Latent Heat of Fusion, J/g 270
61
Melting Completion (Liquidus), °C 1350
220
Melting Onset (Solidus), °C 1300
220
Specific Heat Capacity, J/kg-K 430
220
Thermal Conductivity, W/m-K 23
62
Thermal Expansion, µm/m-K 14
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.3
15
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
18

Otherwise Unclassified Properties

Density, g/cm3 8.9
7.4
Embodied Carbon, kg CO2/kg material 7.9
17
Embodied Energy, MJ/kg 110
290

Common Calculations

Stiffness to Weight: Axial, points 10
3.8
Stiffness to Weight: Bending, points 21
17
Strength to Weight: Axial, points 17 to 25
2.0
Strength to Weight: Bending, points 17 to 21
4.2
Thermal Diffusivity, mm2/s 6.1
38
Thermal Shock Resistance, points 17 to 25
3.4

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0
0 to 0.1
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.1
Cadmium (Cd), % 0
0 to 0.0020
Carbon (C), % 0 to 0.3
0
Copper (Cu), % 28 to 34
0 to 0.050
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 0 to 2.5
0 to 0.020
Lead (Pb), % 0
0 to 0.070
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 63 to 72
0 to 0.010
Silicon (Si), % 0 to 0.5
0
Silver (Ag), % 0
2.8 to 3.2
Sulfur (S), % 0 to 0.024
0
Tin (Sn), % 0
96.3 to 97.2
Zinc (Zn), % 0
0 to 0.0010