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Solder Alloy 715 vs. ASTM A182 Grade F122

Solder alloy 715 belongs to the otherwise unclassified metals classification, while ASTM A182 grade F122 belongs to the iron alloys. There are 23 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is solder alloy 715 and the bottom bar is ASTM A182 grade F122.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 16
220
Elastic (Young's, Tensile) Modulus, GPa 51
190
Elongation at Break, % 21
23
Poisson's Ratio 0.36
0.28
Shear Modulus, GPa 19
76
Tensile Strength: Ultimate (UTS), MPa 30
710

Thermal Properties

Latent Heat of Fusion, J/g 61
270
Melting Completion (Liquidus), °C 220
1490
Melting Onset (Solidus), °C 220
1440
Specific Heat Capacity, J/kg-K 220
470
Thermal Conductivity, W/m-K 60
24
Thermal Expansion, µm/m-K 22
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
10
Electrical Conductivity: Equal Weight (Specific), % IACS 15
12

Otherwise Unclassified Properties

Density, g/cm3 7.3
8.0
Embodied Carbon, kg CO2/kg material 16
3.0
Embodied Energy, MJ/kg 270
44

Common Calculations

Stiffness to Weight: Axial, points 3.8
14
Stiffness to Weight: Bending, points 17
24
Strength to Weight: Axial, points 1.1
25
Strength to Weight: Bending, points 2.9
22
Thermal Diffusivity, mm2/s 37
6.4
Thermal Shock Resistance, points 1.9
19

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0 to 0.020
Antimony (Sb), % 0 to 0.1
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.1
0
Boron (B), % 0
0 to 0.0050
Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0
0.070 to 0.14
Chromium (Cr), % 0
10 to 11.5
Copper (Cu), % 0.5 to 0.9
0.3 to 1.7
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
81.3 to 87.7
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0 to 0.7
Molybdenum (Mo), % 0
0.25 to 0.6
Nickel (Ni), % 0 to 0.010
0 to 0.5
Niobium (Nb), % 0
0.040 to 0.1
Nitrogen (N), % 0
0.040 to 0.1
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.5
Silver (Ag), % 0.8 to 1.2
0
Sulfur (S), % 0
0 to 0.010
Tin (Sn), % 97.4 to 98.7
0
Titanium (Ti), % 0
0 to 0.010
Tungsten (W), % 0
1.5 to 2.5
Vanadium (V), % 0
0.15 to 0.3
Zinc (Zn), % 0 to 0.0010
0
Zirconium (Zr), % 0
0 to 0.010