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AWS E240 vs. Solder Alloy 124

AWS E240 belongs to the iron alloys classification, while solder alloy 124 belongs to the otherwise unclassified metals. There are 22 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is AWS E240 and the bottom bar is solder alloy 124.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
17
Elongation at Break, % 17
46
Poisson's Ratio 0.28
0.44
Shear Modulus, GPa 77
5.8
Tensile Strength: Ultimate (UTS), MPa 770
27

Thermal Properties

Latent Heat of Fusion, J/g 290
24
Melting Completion (Liquidus), °C 1390
330
Melting Onset (Solidus), °C 1350
320
Specific Heat Capacity, J/kg-K 480
130
Thermal Conductivity, W/m-K 15
22
Thermal Expansion, µm/m-K 15
29

Otherwise Unclassified Properties

Base Metal Price, % relative 14
70
Density, g/cm3 7.7
11
Embodied Carbon, kg CO2/kg material 3.0
4.1
Embodied Energy, MJ/kg 42
68
Embodied Water, L/kg 160
470

Common Calculations

Stiffness to Weight: Axial, points 14
0.83
Stiffness to Weight: Bending, points 25
7.6
Strength to Weight: Axial, points 28
0.65
Strength to Weight: Bending, points 24
1.8
Thermal Diffusivity, mm2/s 3.9
15
Thermal Shock Resistance, points 19
3.9

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0
0 to 0.12
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 0.060
0
Chromium (Cr), % 17 to 19
0
Copper (Cu), % 0 to 0.75
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 58.6 to 68.4
0 to 0.020
Lead (Pb), % 0
97.2 to 98.2
Manganese (Mn), % 10.5 to 13.5
0
Molybdenum (Mo), % 0 to 0.75
0
Nickel (Ni), % 4.0 to 6.0
0 to 0.010
Nitrogen (N), % 0.1 to 0.3
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Silver (Ag), % 0
0 to 0.1
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
1.8 to 2.2
Zinc (Zn), % 0
0 to 0.0010