MakeItFrom.com
Menu (ESC)

Solder Alloy 301 vs. EN 1.7221 Steel

Solder alloy 301 belongs to the otherwise unclassified metals classification, while EN 1.7221 steel belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is solder alloy 301 and the bottom bar is EN 1.7221 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 23
200 to 230
Elastic (Young's, Tensile) Modulus, GPa 40
190
Elongation at Break, % 51
11 to 17
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 15
73
Tensile Strength: Ultimate (UTS), MPa 55
650 to 780
Tensile Strength: Yield (Proof), MPa 49
430 to 630

Thermal Properties

Latent Heat of Fusion, J/g 55
250
Melting Completion (Liquidus), °C 140
1460
Melting Onset (Solidus), °C 140
1420
Specific Heat Capacity, J/kg-K 160
470
Thermal Conductivity, W/m-K 19
44
Thermal Expansion, µm/m-K 14
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.7
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 4.9
8.4

Otherwise Unclassified Properties

Density, g/cm3 8.7
7.8
Embodied Carbon, kg CO2/kg material 13
1.5
Embodied Energy, MJ/kg 210
20

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27
83 to 98
Resilience: Unit (Modulus of Resilience), kJ/m3 30
490 to 1050
Stiffness to Weight: Axial, points 2.5
13
Stiffness to Weight: Bending, points 13
24
Strength to Weight: Axial, points 1.8
23 to 27
Strength to Weight: Bending, points 3.7
21 to 24
Thermal Diffusivity, mm2/s 13
12
Thermal Shock Resistance, points 7.2
19 to 23

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
0.22 to 0.29
Chromium (Cr), % 0
0.8 to 1.2
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
96.8 to 98.3
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0.5 to 0.8
Molybdenum (Mo), % 0
0.15 to 0.3
Nickel (Ni), % 0 to 0.010
0
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