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Solder Alloy 401 vs. S46500 Stainless Steel

Solder alloy 401 belongs to the otherwise unclassified metals classification, while S46500 stainless steel belongs to the iron alloys. There are 19 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 solder alloy 401 and the bottom bar is S46500 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 50
190
Elongation at Break, % 21
2.3 to 14
Poisson's Ratio 0.36
0.28
Shear Modulus, GPa 19
75
Tensile Strength: Ultimate (UTS), MPa 29
1260 to 1930

Thermal Properties

Latent Heat of Fusion, J/g 60
280
Melting Completion (Liquidus), °C 230
1450
Melting Onset (Solidus), °C 230
1410
Specific Heat Capacity, J/kg-K 220
470
Thermal Expansion, µm/m-K 22
11

Otherwise Unclassified Properties

Density, g/cm3 7.3
7.9
Embodied Carbon, kg CO2/kg material 15
3.6
Embodied Energy, MJ/kg 250
51
Embodied Water, L/kg 1200
120

Common Calculations

Stiffness to Weight: Axial, points 3.8
14
Stiffness to Weight: Bending, points 17
25
Strength to Weight: Axial, points 1.1
44 to 68
Strength to Weight: Bending, points 2.9
33 to 44
Thermal Shock Resistance, points 1.9
44 to 67

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 0.020
Chromium (Cr), % 0
11 to 12.5
Copper (Cu), % 0.5 to 0.9
0
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
72.6 to 76.1
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0 to 0.25
Molybdenum (Mo), % 0
0.75 to 1.3
Nickel (Ni), % 0 to 0.010
10.7 to 11.3
Nitrogen (N), % 0
0 to 0.010
Phosphorus (P), % 0
0 to 0.015
Silicon (Si), % 0
0 to 0.25
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.010
Tin (Sn), % 98.5 to 99.5
0
Titanium (Ti), % 0
1.5 to 1.8
Zinc (Zn), % 0 to 0.0010
0