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Grade 300 Maraging Steel vs. Solder Alloy 123

Grade 300 maraging steel belongs to the iron alloys classification, while solder alloy 123 belongs to the otherwise unclassified metals. There are 20 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 grade 300 maraging steel and the bottom bar is solder alloy 123.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
18
Elongation at Break, % 6.5 to 18
45
Poisson's Ratio 0.3
0.44
Shear Modulus, GPa 75
6.2
Tensile Strength: Ultimate (UTS), MPa 1030 to 2030
28

Thermal Properties

Latent Heat of Fusion, J/g 270
26
Melting Completion (Liquidus), °C 1480
310
Melting Onset (Solidus), °C 1430
300
Specific Heat Capacity, J/kg-K 450
130
Thermal Expansion, µm/m-K 12
29

Otherwise Unclassified Properties

Base Metal Price, % relative 34
75
Density, g/cm3 8.2
11
Embodied Carbon, kg CO2/kg material 5.1
4.5
Embodied Energy, MJ/kg 68
74
Embodied Water, L/kg 150
500

Common Calculations

Stiffness to Weight: Axial, points 13
0.9
Stiffness to Weight: Bending, points 23
7.8
Strength to Weight: Axial, points 35 to 68
0.69
Strength to Weight: Bending, points 28 to 43
1.8
Thermal Shock Resistance, points 31 to 62
3.8

Alloy Composition

Aluminum (Al), % 0.050 to 0.15
0 to 0.0010
Antimony (Sb), % 0
0 to 0.5
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.1
Boron (B), % 0 to 0.0030
0
Cadmium (Cd), % 0
0 to 0.0050
Calcium (Ca), % 0 to 0.050
0
Carbon (C), % 0 to 0.030
0
Cobalt (Co), % 8.5 to 9.5
0
Copper (Cu), % 0
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 65 to 68.4
0 to 0.020
Lead (Pb), % 0
93.5 to 95.5
Manganese (Mn), % 0 to 0.1
0
Molybdenum (Mo), % 4.6 to 5.2
0
Nickel (Ni), % 18 to 19
0 to 0.010
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 0 to 0.1
0
Silver (Ag), % 0
0 to 0.1
Sulfur (S), % 0 to 0.010
0
Tin (Sn), % 0
4.5 to 5.5
Titanium (Ti), % 0.5 to 0.8
0
Zinc (Zn), % 0
0 to 0.0010
Zirconium (Zr), % 0 to 0.020
0