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ASTM A372 Grade K Steel vs. Solder Alloy 111

ASTM A372 grade K steel belongs to the iron alloys classification, while solder alloy 111 belongs to the otherwise unclassified metals. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is ASTM A372 grade K steel and the bottom bar is solder alloy 111.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
14
Elastic (Young's, Tensile) Modulus, GPa 190
33
Elongation at Break, % 23
35
Poisson's Ratio 0.29
0.4
Shear Modulus, GPa 73
12
Tensile Strength: Ultimate (UTS), MPa 780
41

Thermal Properties

Latent Heat of Fusion, J/g 250
41
Melting Completion (Liquidus), °C 1460
220
Melting Onset (Solidus), °C 1420
180
Specific Heat Capacity, J/kg-K 470
180
Thermal Conductivity, W/m-K 48
48
Thermal Expansion, µm/m-K 13
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.8
11
Electrical Conductivity: Equal Weight (Specific), % IACS 8.9
11

Otherwise Unclassified Properties

Density, g/cm3 7.9
9.3
Embodied Carbon, kg CO2/kg material 1.8
9.4
Embodied Energy, MJ/kg 24
160
Embodied Water, L/kg 57
830

Common Calculations

Stiffness to Weight: Axial, points 13
2.0
Stiffness to Weight: Bending, points 24
12
Strength to Weight: Axial, points 27
1.2
Strength to Weight: Bending, points 24
2.8
Thermal Diffusivity, mm2/s 13
29
Thermal Shock Resistance, points 23
3.5

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
0 to 0.1
Cadmium (Cd), % 0
0 to 0.0020
Carbon (C), % 0 to 0.18
0
Chromium (Cr), % 1.0 to 1.8
0
Copper (Cu), % 0
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 93.4 to 96.6
0 to 0.020
Lead (Pb), % 0
48.8 to 50.5
Manganese (Mn), % 0.1 to 0.4
0
Molybdenum (Mo), % 0.2 to 0.6
0
Nickel (Ni), % 2.0 to 3.3
0 to 0.010
Phosphorus (P), % 0 to 0.015
0
Silicon (Si), % 0.15 to 0.35
0
Silver (Ag), % 0
0 to 0.1
Sulfur (S), % 0 to 0.010
0
Tin (Sn), % 0
49.5 to 50.5
Zinc (Zn), % 0
0 to 0.0010