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Solder Alloy 142 vs. R60706 Alloy

Both solder alloy 142 and R60706 alloy are otherwise unclassified metals. There are 17 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 142 and the bottom bar is R60706 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 33
98
Elongation at Break, % 37
16
Poisson's Ratio 0.4
0.34
Shear Modulus, GPa 12
37
Tensile Strength: Ultimate (UTS), MPa 43
580

Thermal Properties

Latent Heat of Fusion, J/g 42
250
Specific Heat Capacity, J/kg-K 170
270
Thermal Conductivity, W/m-K 45
17
Thermal Expansion, µm/m-K 25
6.3

Otherwise Unclassified Properties

Density, g/cm3 9.3
6.7
Embodied Water, L/kg 890
450

Common Calculations

Stiffness to Weight: Axial, points 2.0
8.1
Stiffness to Weight: Bending, points 11
23
Strength to Weight: Axial, points 1.3
24
Strength to Weight: Bending, points 2.9
23
Thermal Diffusivity, mm2/s 28
9.5
Thermal Shock Resistance, points 3.7
67

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), % 2.5 to 3.5
0
Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0
0 to 0.2
Copper (Cu), % 0 to 0.080
0
Gold (Au), % 0 to 0.050
0
Hafnium (Hf), % 0
0 to 4.5
Hydrogen (H), % 0
0 to 0.0050
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0 to 0.2
Lead (Pb), % 47.4 to 50
0
Nickel (Ni), % 0 to 0.010
0
Niobium (Nb), % 0
2.0 to 3.0
Nitrogen (N), % 0
0 to 0.025
Oxygen (O), % 0
0 to 0.16
Silver (Ag), % 0 to 0.1
0
Tin (Sn), % 47.5 to 48.5
0
Zinc (Zn), % 0 to 0.0010
0
Zirconium (Zr), % 0
91 to 98