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Solder Alloy 301 vs. SAE-AISI 1074 Steel

Solder alloy 301 belongs to the otherwise unclassified metals classification, while SAE-AISI 1074 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 SAE-AISI 1074 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 23
220 to 250
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
72
Tensile Strength: Ultimate (UTS), MPa 55
740 to 820
Tensile Strength: Yield (Proof), MPa 49
450 to 570

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
50
Thermal Expansion, µm/m-K 14
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.7
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 4.9
8.1

Otherwise Unclassified Properties

Density, g/cm3 8.7
7.8
Embodied Carbon, kg CO2/kg material 13
1.4
Embodied Energy, MJ/kg 210
19

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27
77 to 94
Resilience: Unit (Modulus of Resilience), kJ/m3 30
550 to 860
Stiffness to Weight: Axial, points 2.5
13
Stiffness to Weight: Bending, points 13
24
Strength to Weight: Axial, points 1.8
26 to 29
Strength to Weight: Bending, points 3.7
23 to 25
Thermal Diffusivity, mm2/s 13
14
Thermal Shock Resistance, points 7.2
24 to 26

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
0.7 to 0.8
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
98.3 to 98.8
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0.5 to 0.8
Nickel (Ni), % 0 to 0.010
0
Phosphorus (P), % 0
0 to 0.040
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 41 to 43
0
Zinc (Zn), % 0 to 0.0010
0