MakeItFrom.com
Menu (ESC)

Solder Alloy 401 vs. S31730 Stainless Steel

Solder alloy 401 belongs to the otherwise unclassified metals classification, while S31730 stainless steel belongs to the iron alloys. There are 20 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 S31730 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 9.0
180
Elastic (Young's, Tensile) Modulus, GPa 50
200
Elongation at Break, % 21
40
Poisson's Ratio 0.36
0.28
Shear Modulus, GPa 19
77
Tensile Strength: Ultimate (UTS), MPa 29
540

Thermal Properties

Latent Heat of Fusion, J/g 60
290
Melting Completion (Liquidus), °C 230
1430
Melting Onset (Solidus), °C 230
1390
Specific Heat Capacity, J/kg-K 220
470
Thermal Expansion, µm/m-K 22
16

Otherwise Unclassified Properties

Density, g/cm3 7.3
8.0
Embodied Carbon, kg CO2/kg material 15
4.6
Embodied Energy, MJ/kg 250
63
Embodied Water, L/kg 1200
180

Common Calculations

Stiffness to Weight: Axial, points 3.8
14
Stiffness to Weight: Bending, points 17
24
Strength to Weight: Axial, points 1.1
19
Strength to Weight: Bending, points 2.9
18
Thermal Shock Resistance, points 1.9
12

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 0.030
Chromium (Cr), % 0
17 to 19
Copper (Cu), % 0.5 to 0.9
4.0 to 5.0
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
52.4 to 61
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
3.0 to 4.0
Nickel (Ni), % 0 to 0.010
15 to 16.5
Nitrogen (N), % 0
0 to 0.045
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.010
Tin (Sn), % 98.5 to 99.5
0
Zinc (Zn), % 0 to 0.0010
0