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S17400 Stainless Steel vs. Solder Alloy 502

S17400 stainless steel belongs to the iron alloys classification, while solder alloy 502 belongs to the otherwise unclassified metals. There are 22 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is S17400 stainless steel and the bottom bar is solder alloy 502.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
53
Elongation at Break, % 11 to 21
34
Poisson's Ratio 0.28
0.36
Shear Modulus, GPa 75
19
Tensile Strength: Ultimate (UTS), MPa 910 to 1390
58

Thermal Properties

Latent Heat of Fusion, J/g 280
66
Melting Completion (Liquidus), °C 1440
350
Melting Onset (Solidus), °C 1400
220
Specific Heat Capacity, J/kg-K 480
230
Thermal Conductivity, W/m-K 17
47
Thermal Expansion, µm/m-K 11
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
12
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
15

Otherwise Unclassified Properties

Density, g/cm3 7.8
7.4
Embodied Carbon, kg CO2/kg material 2.7
15
Embodied Energy, MJ/kg 39
260

Common Calculations

Stiffness to Weight: Axial, points 14
4.0
Stiffness to Weight: Bending, points 25
17
Strength to Weight: Axial, points 32 to 49
2.2
Strength to Weight: Bending, points 27 to 35
4.5
Thermal Diffusivity, mm2/s 4.5
28
Thermal Shock Resistance, points 30 to 46
3.6

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 0.080
Cadmium (Cd), % 0
0 to 0.0020
Carbon (C), % 0 to 0.070
0
Chromium (Cr), % 15 to 17
0
Copper (Cu), % 3.0 to 5.0
3.5 to 4.5
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 70.4 to 78.9
0 to 0.020
Lead (Pb), % 0
0 to 0.070
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 3.0 to 5.0
0 to 0.010
Niobium (Nb), % 0.15 to 0.45
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Silver (Ag), % 0
0.8 to 1.2
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
93.8 to 95.7
Zinc (Zn), % 0
0 to 0.0010