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Grade 350 Maraging Steel vs. ASTM F15 Fe-Ni-Co

Both grade 350 maraging steel and ASTM F15 Fe-Ni-Co are iron alloys. They have 84% of their average alloy composition in common. There are 19 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is grade 350 maraging steel and the bottom bar is ASTM F15 Fe-Ni-Co.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.3
0.3
Shear Modulus, GPa 75
73
Tensile Strength: Ultimate (UTS), MPa 1140 to 2420
520 to 880

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Melting Completion (Liquidus), °C 1470
1410
Melting Onset (Solidus), °C 1420
1450
Specific Heat Capacity, J/kg-K 450
460
Thermal Expansion, µm/m-K 12
6.0

Otherwise Unclassified Properties

Base Metal Price, % relative 39
49
Density, g/cm3 8.2
8.3
Embodied Carbon, kg CO2/kg material 5.6
5.2
Embodied Energy, MJ/kg 74
71
Embodied Water, L/kg 160
190

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 38 to 82
17 to 29
Strength to Weight: Bending, points 29 to 49
17 to 24
Thermal Shock Resistance, points 35 to 74
32 to 55

Alloy Composition

Aluminum (Al), % 0.050 to 0.15
0 to 0.1
Boron (B), % 0 to 0.0030
0
Calcium (Ca), % 0 to 0.050
0
Carbon (C), % 0 to 0.030
0 to 0.040
Chromium (Cr), % 0
0 to 0.2
Cobalt (Co), % 11.5 to 12.5
16 to 18
Copper (Cu), % 0
0 to 0.2
Iron (Fe), % 61.2 to 64.6
50.3 to 56
Magnesium (Mg), % 0
0 to 0.1
Manganese (Mn), % 0 to 0.1
0 to 0.5
Molybdenum (Mo), % 4.6 to 5.2
0 to 0.2
Nickel (Ni), % 18 to 19
28 to 30
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 0 to 0.1
0 to 0.2
Sulfur (S), % 0 to 0.010
0
Titanium (Ti), % 1.3 to 1.6
0 to 0.1
Zirconium (Zr), % 0 to 0.020
0 to 0.1

Comparable Variants