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Solder Alloy 716 vs. ASTM A356 Grade 8

Solder alloy 716 belongs to the otherwise unclassified metals classification, while ASTM A356 grade 8 belongs to the iron alloys. There are 23 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is solder alloy 716 and the bottom bar is ASTM A356 grade 8.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 13
190
Elastic (Young's, Tensile) Modulus, GPa 51
190
Elongation at Break, % 13
21
Poisson's Ratio 0.36
0.29
Shear Modulus, GPa 19
73
Tensile Strength: Ultimate (UTS), MPa 39
630

Thermal Properties

Latent Heat of Fusion, J/g 60
260
Melting Completion (Liquidus), °C 230
1470
Melting Onset (Solidus), °C 220
1430
Specific Heat Capacity, J/kg-K 220
470
Thermal Conductivity, W/m-K 60
38
Thermal Expansion, µm/m-K 22
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 16
8.6

Otherwise Unclassified Properties

Density, g/cm3 7.3
7.8
Embodied Carbon, kg CO2/kg material 16
2.0
Embodied Energy, MJ/kg 270
26

Common Calculations

Stiffness to Weight: Axial, points 3.8
13
Stiffness to Weight: Bending, points 17
24
Strength to Weight: Axial, points 1.5
22
Strength to Weight: Bending, points 3.5
21
Thermal Diffusivity, mm2/s 37
10
Thermal Shock Resistance, points 2.5
18

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), % 0 to 0.1
0
Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0
0 to 0.2
Chromium (Cr), % 0
1.0 to 1.5
Copper (Cu), % 0.3 to 0.7
0
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
95.4 to 97.4
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0.5 to 0.9
Molybdenum (Mo), % 0
0.9 to 1.2
Nickel (Ni), % 0 to 0.010
0
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0.2 to 0.6
Silver (Ag), % 0.8 to 1.2
0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 97.6 to 98.9
0
Vanadium (V), % 0
0.050 to 0.15
Zinc (Zn), % 0 to 0.0010
0