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Solder Alloy 301 vs. ASTM Grade HD Steel

Solder alloy 301 belongs to the otherwise unclassified metals classification, while ASTM grade HD steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is solder alloy 301 and the bottom bar is ASTM grade HD steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 40
200
Elongation at Break, % 51
9.1
Poisson's Ratio 0.34
0.27
Shear Modulus, GPa 15
80
Tensile Strength: Ultimate (UTS), MPa 55
590
Tensile Strength: Yield (Proof), MPa 49
270

Thermal Properties

Latent Heat of Fusion, J/g 55
310
Melting Completion (Liquidus), °C 140
1410
Melting Onset (Solidus), °C 140
1370
Specific Heat Capacity, J/kg-K 160
490
Thermal Conductivity, W/m-K 19
16
Thermal Expansion, µm/m-K 14
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.7
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 4.9
2.5

Otherwise Unclassified Properties

Density, g/cm3 8.7
7.7
Embodied Carbon, kg CO2/kg material 13
3.1
Embodied Energy, MJ/kg 210
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27
44
Resilience: Unit (Modulus of Resilience), kJ/m3 30
180
Stiffness to Weight: Axial, points 2.5
15
Stiffness to Weight: Bending, points 13
26
Strength to Weight: Axial, points 1.8
21
Strength to Weight: Bending, points 3.7
20
Thermal Diffusivity, mm2/s 13
4.3
Thermal Shock Resistance, points 7.2
19

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 0.5
Chromium (Cr), % 0
26 to 30
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
58.4 to 70
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0 to 1.5
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0 to 0.010
4.0 to 7.0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 2.0
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.040
Tin (Sn), % 41 to 43
0
Zinc (Zn), % 0 to 0.0010
0