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Solder Alloy 301 vs. AISI 422 Stainless Steel

Solder alloy 301 belongs to the otherwise unclassified metals classification, while AISI 422 stainless steel belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is solder alloy 301 and the bottom bar is AISI 422 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 23
260 to 330
Elastic (Young's, Tensile) Modulus, GPa 40
200
Elongation at Break, % 51
15 to 17
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 15
76
Tensile Strength: Ultimate (UTS), MPa 55
910 to 1080
Tensile Strength: Yield (Proof), MPa 49
670 to 870

Thermal Properties

Latent Heat of Fusion, J/g 55
270
Melting Completion (Liquidus), °C 140
1480
Melting Onset (Solidus), °C 140
1470
Specific Heat Capacity, J/kg-K 160
470
Thermal Conductivity, W/m-K 19
24
Thermal Expansion, µm/m-K 14
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.7
4.7
Electrical Conductivity: Equal Weight (Specific), % IACS 4.9
5.3

Otherwise Unclassified Properties

Density, g/cm3 8.7
7.9
Embodied Carbon, kg CO2/kg material 13
3.1
Embodied Energy, MJ/kg 210
44

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27
140 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 30
1140 to 1910
Stiffness to Weight: Axial, points 2.5
14
Stiffness to Weight: Bending, points 13
25
Strength to Weight: Axial, points 1.8
32 to 38
Strength to Weight: Bending, points 3.7
26 to 30
Thermal Diffusivity, mm2/s 13
6.4
Thermal Shock Resistance, points 7.2
33 to 39

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), % 56.5 to 59
0
Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0
0.2 to 0.25
Chromium (Cr), % 0
11 to 12.5
Copper (Cu), % 0 to 0.050
0
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
81.9 to 85.8
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0.5 to 1.0
Molybdenum (Mo), % 0
0.9 to 1.3
Nickel (Ni), % 0 to 0.010
0.5 to 1.0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0 to 0.5
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.025
Tin (Sn), % 41 to 43
0
Tungsten (W), % 0
0.9 to 1.3
Vanadium (V), % 0
0.2 to 0.3
Zinc (Zn), % 0 to 0.0010
0