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Solder Alloy 301 vs. EN 1.7706 Steel

Solder alloy 301 belongs to the otherwise unclassified metals classification, while EN 1.7706 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 1.7706 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 23
210
Elastic (Young's, Tensile) Modulus, GPa 40
190
Elongation at Break, % 51
17
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 15
73
Tensile Strength: Ultimate (UTS), MPa 55
690
Tensile Strength: Yield (Proof), MPa 49
500

Thermal Properties

Latent Heat of Fusion, J/g 55
260
Melting Completion (Liquidus), °C 140
1470
Melting Onset (Solidus), °C 140
1430
Specific Heat Capacity, J/kg-K 160
470
Thermal Conductivity, W/m-K 19
40
Thermal Expansion, µm/m-K 14
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.7
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 4.9
8.7

Otherwise Unclassified Properties

Density, g/cm3 8.7
7.9
Embodied Carbon, kg CO2/kg material 13
2.3
Embodied Energy, MJ/kg 210
32

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27
110
Resilience: Unit (Modulus of Resilience), kJ/m3 30
670
Stiffness to Weight: Axial, points 2.5
13
Stiffness to Weight: Bending, points 13
24
Strength to Weight: Axial, points 1.8
24
Strength to Weight: Bending, points 3.7
22
Thermal Diffusivity, mm2/s 13
11
Thermal Shock Resistance, points 7.2
20

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
0.15 to 0.2
Chromium (Cr), % 0
1.2 to 1.5
Copper (Cu), % 0 to 0.050
0 to 0.3
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
94.7 to 97.1
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0.5 to 0.9
Molybdenum (Mo), % 0
0.9 to 1.1
Nickel (Ni), % 0 to 0.010
0 to 0.4
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.6
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 41 to 43
0
Vanadium (V), % 0
0.2 to 0.3
Zinc (Zn), % 0 to 0.0010
0