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Solder Alloy 715 vs. S32615 Stainless Steel

Solder alloy 715 belongs to the otherwise unclassified metals classification, while S32615 stainless steel belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is solder alloy 715 and the bottom bar is S32615 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 16
170
Elastic (Young's, Tensile) Modulus, GPa 51
190
Elongation at Break, % 21
28
Poisson's Ratio 0.36
0.28
Shear Modulus, GPa 19
75
Tensile Strength: Ultimate (UTS), MPa 30
620

Thermal Properties

Latent Heat of Fusion, J/g 61
370
Melting Completion (Liquidus), °C 220
1350
Melting Onset (Solidus), °C 220
1310
Specific Heat Capacity, J/kg-K 220
500
Thermal Expansion, µm/m-K 22
15

Otherwise Unclassified Properties

Density, g/cm3 7.3
7.6
Embodied Carbon, kg CO2/kg material 16
4.4
Embodied Energy, MJ/kg 270
63

Common Calculations

Stiffness to Weight: Axial, points 3.8
14
Stiffness to Weight: Bending, points 17
25
Strength to Weight: Axial, points 1.1
23
Strength to Weight: Bending, points 2.9
21
Thermal Shock Resistance, points 1.9
15

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 0.070
Chromium (Cr), % 0
16.5 to 19.5
Copper (Cu), % 0.5 to 0.9
1.5 to 2.5
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
46.4 to 57.9
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
0.3 to 1.5
Nickel (Ni), % 0 to 0.010
19 to 22
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0
4.8 to 6.0
Silver (Ag), % 0.8 to 1.2
0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 97.4 to 98.7
0
Zinc (Zn), % 0 to 0.0010
0