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EN 1.7729 Steel vs. Solder Alloy 161

EN 1.7729 steel belongs to the iron alloys classification, while solder alloy 161 belongs to the otherwise unclassified metals. There are 23 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 EN 1.7729 steel and the bottom bar is solder alloy 161.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
38
Elongation at Break, % 17
44
Poisson's Ratio 0.29
0.39
Shear Modulus, GPa 73
14
Tensile Strength: Ultimate (UTS), MPa 910
53

Thermal Properties

Latent Heat of Fusion, J/g 250
48
Melting Completion (Liquidus), °C 1470
190
Melting Onset (Solidus), °C 1430
180
Specific Heat Capacity, J/kg-K 470
190
Thermal Conductivity, W/m-K 40
49
Thermal Expansion, µm/m-K 13
25

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.6
11
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
11

Otherwise Unclassified Properties

Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 3.3
11
Embodied Energy, MJ/kg 49
180
Embodied Water, L/kg 59
910

Common Calculations

Stiffness to Weight: Axial, points 13
2.4
Stiffness to Weight: Bending, points 24
13
Strength to Weight: Axial, points 32
1.7
Strength to Weight: Bending, points 27
3.5
Thermal Diffusivity, mm2/s 11
29
Thermal Shock Resistance, points 27
4.1

Alloy Composition

Aluminum (Al), % 0.015 to 0.080
0 to 0.0010
Antimony (Sb), % 0
0 to 0.2
Arsenic (As), % 0 to 0.020
0 to 0.030
Bismuth (Bi), % 0
0 to 0.1
Boron (B), % 0.0010 to 0.010
0
Cadmium (Cd), % 0
0 to 0.0020
Carbon (C), % 0.17 to 0.23
0
Chromium (Cr), % 0.9 to 1.2
0
Copper (Cu), % 0 to 0.2
1.2 to 1.6
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 94.8 to 97
0 to 0.020
Lead (Pb), % 0
37.3 to 39.3
Manganese (Mn), % 0.35 to 0.75
0
Molybdenum (Mo), % 0.9 to 1.1
0
Nickel (Ni), % 0 to 0.2
0 to 0.010
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.4
0
Silver (Ag), % 0
0 to 0.1
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0 to 0.020
59.5 to 60.5
Titanium (Ti), % 0.070 to 0.15
0
Vanadium (V), % 0.6 to 0.8
0
Zinc (Zn), % 0
0 to 0.0010