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SAE-AISI S2 Steel vs. Solder Alloy 301

SAE-AISI S2 steel belongs to the iron alloys classification, while solder alloy 301 belongs to the otherwise unclassified metals. There are 21 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI S2 steel and the bottom bar is solder alloy 301.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
40
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 72
15
Tensile Strength: Ultimate (UTS), MPa 670 to 1940
55

Thermal Properties

Latent Heat of Fusion, J/g 260
55
Melting Completion (Liquidus), °C 1450
140
Melting Onset (Solidus), °C 1410
140
Specific Heat Capacity, J/kg-K 470
160
Thermal Conductivity, W/m-K 44
19
Thermal Expansion, µm/m-K 11
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
4.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
4.9

Otherwise Unclassified Properties

Density, g/cm3 7.8
8.7
Embodied Carbon, kg CO2/kg material 2.1
13
Embodied Energy, MJ/kg 30
210

Common Calculations

Stiffness to Weight: Axial, points 13
2.5
Stiffness to Weight: Bending, points 24
13
Strength to Weight: Axial, points 24 to 69
1.8
Strength to Weight: Bending, points 22 to 44
3.7
Thermal Diffusivity, mm2/s 12
13
Thermal Shock Resistance, points 23 to 68
7.2

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
56.5 to 59
Cadmium (Cd), % 0
0 to 0.0020
Carbon (C), % 0.4 to 0.55
0
Copper (Cu), % 0 to 0.25
0 to 0.050
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 96 to 98.1
0 to 0.020
Lead (Pb), % 0
0 to 0.070
Manganese (Mn), % 0.3 to 0.5
0
Molybdenum (Mo), % 0.3 to 0.6
0
Nickel (Ni), % 0 to 0.3
0 to 0.010
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.9 to 1.2
0
Silver (Ag), % 0
0 to 0.1
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
41 to 43
Vanadium (V), % 0 to 0.5
0
Zinc (Zn), % 0
0 to 0.0010