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Solder Alloy 503 vs. S28200 Stainless Steel

Solder alloy 503 belongs to the otherwise unclassified metals classification, while S28200 stainless steel belongs to the iron alloys. There are 18 material properties with values for both materials. Properties with values for just one material (16, in this case) are not shown.

For each property being compared, the top bar is solder alloy 503 and the bottom bar is S28200 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 54
200
Elongation at Break, % 30
45
Poisson's Ratio 0.36
0.28
Shear Modulus, GPa 20
77
Tensile Strength: Ultimate (UTS), MPa 57
870

Thermal Properties

Latent Heat of Fusion, J/g 69
290
Melting Completion (Liquidus), °C 380
1380
Melting Onset (Solidus), °C 220
1330
Specific Heat Capacity, J/kg-K 230
480
Thermal Expansion, µm/m-K 22
18

Otherwise Unclassified Properties

Density, g/cm3 7.5
7.6
Embodied Carbon, kg CO2/kg material 16
2.8
Embodied Energy, MJ/kg 270
41

Common Calculations

Stiffness to Weight: Axial, points 4.1
15
Stiffness to Weight: Bending, points 17
26
Strength to Weight: Axial, points 2.1
32
Strength to Weight: Bending, points 4.4
27
Thermal Shock Resistance, points 3.5
17

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 0.080
0
Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0
0 to 0.15
Chromium (Cr), % 0
17 to 19
Copper (Cu), % 5.5 to 6.5
0.75 to 1.3
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
57.7 to 64.1
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
17 to 19
Molybdenum (Mo), % 0
0.75 to 1.3
Nickel (Ni), % 0 to 0.010
0
Nitrogen (N), % 0
0.4 to 0.6
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0
0 to 1.0
Silver (Ag), % 1.8 to 2.2
0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 90.8 to 92.7
0
Zinc (Zn), % 0 to 0.0010
0