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Solder Alloy 301 vs. EN 1.4107 Stainless Steel

Solder alloy 301 belongs to the otherwise unclassified metals classification, while EN 1.4107 stainless steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is solder alloy 301 and the bottom bar is EN 1.4107 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 40
190
Elongation at Break, % 51
18 to 21
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 15
76
Tensile Strength: Ultimate (UTS), MPa 55
620 to 700
Tensile Strength: Yield (Proof), MPa 49
400 to 570

Thermal Properties

Latent Heat of Fusion, J/g 55
270
Melting Completion (Liquidus), °C 140
1450
Melting Onset (Solidus), °C 140
1410
Specific Heat Capacity, J/kg-K 160
480
Thermal Conductivity, W/m-K 19
27
Thermal Expansion, µm/m-K 14
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.7
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 4.9
3.3

Otherwise Unclassified Properties

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

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27
110 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 30
420 to 840
Stiffness to Weight: Axial, points 2.5
14
Stiffness to Weight: Bending, points 13
25
Strength to Weight: Axial, points 1.8
22 to 25
Strength to Weight: Bending, points 3.7
21 to 22
Thermal Diffusivity, mm2/s 13
7.2
Thermal Shock Resistance, points 7.2
22 to 25

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 to 0.1
Chromium (Cr), % 0
11.5 to 12.5
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
83.8 to 87.2
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0.5 to 0.8
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0 to 0.010
0.8 to 1.5
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 0.4
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 41 to 43
0
Vanadium (V), % 0
0 to 0.080
Zinc (Zn), % 0 to 0.0010
0