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ACI-ASTM CN7MS Steel vs. Solder Alloy 142

ACI-ASTM CN7MS steel belongs to the iron alloys classification, while solder alloy 142 belongs to the otherwise unclassified metals. There are 21 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CN7MS steel and the bottom bar is solder alloy 142.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
33
Elongation at Break, % 39
37
Poisson's Ratio 0.28
0.4
Shear Modulus, GPa 77
12
Tensile Strength: Ultimate (UTS), MPa 540
43

Thermal Properties

Latent Heat of Fusion, J/g 340
42
Melting Completion (Liquidus), °C 1400
210
Melting Onset (Solidus), °C 1350
180
Specific Heat Capacity, J/kg-K 480
170
Thermal Conductivity, W/m-K 12
45
Thermal Expansion, µm/m-K 16
25

Otherwise Unclassified Properties

Density, g/cm3 7.9
9.3
Embodied Carbon, kg CO2/kg material 5.1
9.4
Embodied Energy, MJ/kg 71
160
Embodied Water, L/kg 180
890

Common Calculations

Stiffness to Weight: Axial, points 14
2.0
Stiffness to Weight: Bending, points 25
11
Strength to Weight: Axial, points 19
1.3
Strength to Weight: Bending, points 19
2.9
Thermal Diffusivity, mm2/s 3.2
28
Thermal Shock Resistance, points 13
3.7

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0
0 to 0.2
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
2.5 to 3.5
Cadmium (Cd), % 0
0 to 0.0020
Carbon (C), % 0 to 0.070
0
Chromium (Cr), % 18 to 20
0
Copper (Cu), % 1.5 to 2.0
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 45.4 to 53.5
0 to 0.020
Lead (Pb), % 0
47.4 to 50
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 2.5 to 3.0
0
Nickel (Ni), % 22 to 25
0 to 0.010
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 2.5 to 3.5
0
Silver (Ag), % 0
0 to 0.1
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
47.5 to 48.5
Zinc (Zn), % 0
0 to 0.0010