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Solder Alloy 301 vs. EN 1.6579 Steel

Solder alloy 301 belongs to the otherwise unclassified metals classification, while EN 1.6579 steel belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is solder alloy 301 and the bottom bar is EN 1.6579 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 23
260 to 290
Elastic (Young's, Tensile) Modulus, GPa 40
190
Elongation at Break, % 51
11 to 14
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 15
73
Tensile Strength: Ultimate (UTS), MPa 55
850 to 980
Tensile Strength: Yield (Proof), MPa 49
600 to 910

Thermal Properties

Latent Heat of Fusion, J/g 55
250
Melting Completion (Liquidus), °C 140
1460
Melting Onset (Solidus), °C 140
1410
Specific Heat Capacity, J/kg-K 160
470
Thermal Conductivity, W/m-K 19
39
Thermal Expansion, µm/m-K 14
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.7
7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 4.9
8.8

Otherwise Unclassified Properties

Density, g/cm3 8.7
7.8
Embodied Carbon, kg CO2/kg material 13
1.7
Embodied Energy, MJ/kg 210
22

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27
100 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 30
950 to 2210
Stiffness to Weight: Axial, points 2.5
13
Stiffness to Weight: Bending, points 13
24
Strength to Weight: Axial, points 1.8
30 to 35
Strength to Weight: Bending, points 3.7
25 to 28
Thermal Diffusivity, mm2/s 13
11
Thermal Shock Resistance, points 7.2
25 to 29

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
0.32 to 0.38
Chromium (Cr), % 0
1.4 to 1.7
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
94.2 to 96.1
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0.6 to 1.0
Molybdenum (Mo), % 0
0.15 to 0.35
Nickel (Ni), % 0 to 0.010
1.4 to 1.7
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0 to 0.6
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 41 to 43
0
Zinc (Zn), % 0 to 0.0010
0