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Grade 250 Maraging Steel vs. Solder Alloy 704

Grade 250 maraging steel belongs to the iron alloys classification, while solder alloy 704 belongs to the otherwise unclassified metals. There are 18 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is grade 250 maraging steel and the bottom bar is solder alloy 704.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
51
Elongation at Break, % 7.3 to 17
30
Poisson's Ratio 0.3
0.36
Shear Modulus, GPa 75
19
Tensile Strength: Ultimate (UTS), MPa 970 to 1800
55

Thermal Properties

Latent Heat of Fusion, J/g 270
62
Melting Completion (Liquidus), °C 1480
240
Melting Onset (Solidus), °C 1430
220
Specific Heat Capacity, J/kg-K 450
220
Thermal Expansion, µm/m-K 12
22

Otherwise Unclassified Properties

Density, g/cm3 8.2
7.5
Embodied Carbon, kg CO2/kg material 4.9
19
Embodied Energy, MJ/kg 65
320

Common Calculations

Stiffness to Weight: Axial, points 13
3.8
Stiffness to Weight: Bending, points 23
17
Strength to Weight: Axial, points 33 to 61
2.1
Strength to Weight: Bending, points 26 to 40
4.3
Thermal Shock Resistance, points 29 to 54
3.5

Alloy Composition

Aluminum (Al), % 0.050 to 0.15
0 to 0.0010
Antimony (Sb), % 0
0 to 0.1
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 0.0020
Calcium (Ca), % 0 to 0.050
0
Carbon (C), % 0 to 0.030
0
Cobalt (Co), % 7.0 to 8.5
0
Copper (Cu), % 0
0 to 0.050
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 66.3 to 71.1
0 to 0.020
Lead (Pb), % 0
0 to 0.070
Manganese (Mn), % 0 to 0.1
0
Molybdenum (Mo), % 4.6 to 5.2
0
Nickel (Ni), % 17 to 19
0 to 0.010
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 0 to 0.1
0
Silver (Ag), % 0
4.8 to 5.2
Sulfur (S), % 0 to 0.010
0
Tin (Sn), % 0
94.3 to 95.2
Titanium (Ti), % 0.3 to 0.5
0
Zinc (Zn), % 0
0 to 0.0010
Zirconium (Zr), % 0 to 0.020
0