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Solder Alloy 124 vs. Grade 300 Maraging Steel

Solder alloy 124 belongs to the otherwise unclassified metals classification, while grade 300 maraging steel belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is solder alloy 124 and the bottom bar is grade 300 maraging steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 17
190
Elongation at Break, % 46
6.5 to 18
Poisson's Ratio 0.44
0.3
Shear Modulus, GPa 5.8
75
Tensile Strength: Ultimate (UTS), MPa 27
1030 to 2030

Thermal Properties

Latent Heat of Fusion, J/g 24
270
Melting Completion (Liquidus), °C 330
1480
Melting Onset (Solidus), °C 320
1430
Specific Heat Capacity, J/kg-K 130
450
Thermal Expansion, µm/m-K 29
12

Otherwise Unclassified Properties

Base Metal Price, % relative 70
34
Density, g/cm3 11
8.2
Embodied Carbon, kg CO2/kg material 4.1
5.1
Embodied Energy, MJ/kg 68
68
Embodied Water, L/kg 470
150

Common Calculations

Stiffness to Weight: Axial, points 0.83
13
Stiffness to Weight: Bending, points 7.6
23
Strength to Weight: Axial, points 0.65
35 to 68
Strength to Weight: Bending, points 1.8
28 to 43
Thermal Shock Resistance, points 3.9
31 to 62

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0.050 to 0.15
Antimony (Sb), % 0 to 0.12
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.1
0
Boron (B), % 0
0 to 0.0030
Cadmium (Cd), % 0 to 0.0020
0
Calcium (Ca), % 0
0 to 0.050
Carbon (C), % 0
0 to 0.030
Cobalt (Co), % 0
8.5 to 9.5
Copper (Cu), % 0 to 0.080
0
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
65 to 68.4
Lead (Pb), % 97.2 to 98.2
0
Manganese (Mn), % 0
0 to 0.1
Molybdenum (Mo), % 0
4.6 to 5.2
Nickel (Ni), % 0 to 0.010
18 to 19
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 0
0 to 0.1
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.010
Tin (Sn), % 1.8 to 2.2
0
Titanium (Ti), % 0
0.5 to 0.8
Zinc (Zn), % 0 to 0.0010
0
Zirconium (Zr), % 0
0 to 0.020