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Solder Alloy 191 vs. Type 1 Magnetic Alloy

Solder alloy 191 belongs to the otherwise unclassified metals classification, while Type 1 magnetic alloy belongs to the iron alloys. There are 20 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 191 and the bottom bar is Type 1 magnetic alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 19
190
Elongation at Break, % 32
4.0 to 38
Poisson's Ratio 0.43
0.3
Shear Modulus, GPa 6.5
72
Tensile Strength: Ultimate (UTS), MPa 29
500 to 830

Thermal Properties

Latent Heat of Fusion, J/g 27
270
Melting Completion (Liquidus), °C 300
1420
Melting Onset (Solidus), °C 300
1370
Specific Heat Capacity, J/kg-K 130
460
Thermal Expansion, µm/m-K 29
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.8
3.1
Electrical Conductivity: Equal Weight (Specific), % IACS 7.2
3.4

Otherwise Unclassified Properties

Density, g/cm3 11
8.3
Embodied Carbon, kg CO2/kg material 5.8
5.6
Embodied Energy, MJ/kg 95
77

Common Calculations

Stiffness to Weight: Axial, points 0.93
12
Stiffness to Weight: Bending, points 8.0
23
Strength to Weight: Axial, points 0.72
17 to 28
Strength to Weight: Bending, points 1.9
17 to 24
Thermal Shock Resistance, points 3.9
16 to 26

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0 to 0.2
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
0 to 0.3
Cobalt (Co), % 0
0 to 0.5
Copper (Cu), % 0 to 0.080
0 to 0.3
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
50.7 to 56.5
Lead (Pb), % 92.4 to 94
0
Manganese (Mn), % 0
0 to 0.8
Molybdenum (Mo), % 0
0 to 0.3
Nickel (Ni), % 0 to 0.010
43.5 to 46.5
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 0
0 to 0.5
Silver (Ag), % 1.2 to 1.8
0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 4.8 to 5.2
0
Zinc (Zn), % 0 to 0.0010
0