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Solder Alloy 716 vs. ACI-ASTM CN7M Steel

Solder alloy 716 belongs to the otherwise unclassified metals classification, while ACI-ASTM CN7M steel 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 ACI-ASTM CN7M steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 13
140
Elastic (Young's, Tensile) Modulus, GPa 51
200
Elongation at Break, % 13
44
Poisson's Ratio 0.36
0.28
Shear Modulus, GPa 19
77
Tensile Strength: Ultimate (UTS), MPa 39
480

Thermal Properties

Latent Heat of Fusion, J/g 60
310
Melting Completion (Liquidus), °C 230
1410
Melting Onset (Solidus), °C 220
1450
Specific Heat Capacity, J/kg-K 220
470
Thermal Conductivity, W/m-K 60
21
Thermal Expansion, µm/m-K 22
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
1.6
Electrical Conductivity: Equal Weight (Specific), % IACS 16
1.8

Otherwise Unclassified Properties

Density, g/cm3 7.3
8.1
Embodied Carbon, kg CO2/kg material 16
5.6
Embodied Energy, MJ/kg 270
78

Common Calculations

Stiffness to Weight: Axial, points 3.8
14
Stiffness to Weight: Bending, points 17
24
Strength to Weight: Axial, points 1.5
17
Strength to Weight: Bending, points 3.5
17
Thermal Diffusivity, mm2/s 37
5.6
Thermal Shock Resistance, points 2.5
12

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 0.070
Chromium (Cr), % 0
19 to 22
Copper (Cu), % 0.3 to 0.7
3.0 to 4.0
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
37.4 to 48.5
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0 to 1.5
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 0 to 0.010
27.5 to 30.5
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.5
Silver (Ag), % 0.8 to 1.2
0
Sulfur (S), % 0
0 to 0.040
Tin (Sn), % 97.6 to 98.9
0
Zinc (Zn), % 0 to 0.0010
0