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Solder Alloy 301 vs. SAE-AISI T6 Steel

Solder alloy 301 belongs to the otherwise unclassified metals classification, while SAE-AISI T6 steel belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is solder alloy 301 and the bottom bar is SAE-AISI T6 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 40
210
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 15
81
Tensile Strength: Ultimate (UTS), MPa 55
880 to 2150

Thermal Properties

Latent Heat of Fusion, J/g 55
250
Melting Completion (Liquidus), °C 140
1830
Melting Onset (Solidus), °C 140
1770
Specific Heat Capacity, J/kg-K 160
400
Thermal Conductivity, W/m-K 19
18
Thermal Expansion, µm/m-K 14
12

Otherwise Unclassified Properties

Density, g/cm3 8.7
9.5
Embodied Carbon, kg CO2/kg material 13
11
Embodied Energy, MJ/kg 210
170

Common Calculations

Stiffness to Weight: Axial, points 2.5
12
Stiffness to Weight: Bending, points 13
21
Strength to Weight: Axial, points 1.8
26 to 63
Strength to Weight: Bending, points 3.7
21 to 39
Thermal Diffusivity, mm2/s 13
4.7
Thermal Shock Resistance, points 7.2
26 to 64

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
0.75 to 0.85
Chromium (Cr), % 0
4.0 to 4.8
Cobalt (Co), % 0
11 to 13
Copper (Cu), % 0 to 0.050
0 to 0.25
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
55.9 to 63.5
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0.2 to 0.4
Molybdenum (Mo), % 0
0.4 to 1.0
Nickel (Ni), % 0 to 0.010
0 to 0.3
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0.2 to 0.4
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 41 to 43
0
Tungsten (W), % 0
18.5 to 21
Vanadium (V), % 0
1.5 to 2.1
Zinc (Zn), % 0 to 0.0010
0