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Grade 350 Maraging Steel vs. EN 1.8901 Steel

Both grade 350 maraging steel and EN 1.8901 steel are iron alloys. They have 64% of their average alloy composition in common. There are 23 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 EN 1.8901 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 4.1 to 18
19
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 75
73
Shear Strength, MPa 710 to 1400
390
Tensile Strength: Ultimate (UTS), MPa 1140 to 2420
630
Tensile Strength: Yield (Proof), MPa 830 to 2300
490

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Melting Completion (Liquidus), °C 1470
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 450
470
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 39
2.6
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 5.6
1.8
Embodied Energy, MJ/kg 74
24
Embodied Water, L/kg 160
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 98 to 190
110
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 38 to 82
22
Strength to Weight: Bending, points 29 to 49
21
Thermal Shock Resistance, points 35 to 74
18

Alloy Composition

Aluminum (Al), % 0.050 to 0.15
0 to 0.015
Boron (B), % 0 to 0.0030
0
Calcium (Ca), % 0 to 0.050
0
Carbon (C), % 0 to 0.030
0 to 0.22
Chromium (Cr), % 0
0 to 0.35
Cobalt (Co), % 11.5 to 12.5
0
Copper (Cu), % 0
0 to 0.6
Iron (Fe), % 61.2 to 64.6
95 to 99.05
Manganese (Mn), % 0 to 0.1
1.0 to 1.8
Molybdenum (Mo), % 4.6 to 5.2
0 to 0.13
Nickel (Ni), % 18 to 19
0 to 0.85
Niobium (Nb), % 0
0 to 0.060
Nitrogen (N), % 0
0 to 0.027
Phosphorus (P), % 0 to 0.010
0 to 0.035
Silicon (Si), % 0 to 0.1
0 to 0.65
Sulfur (S), % 0 to 0.010
0 to 0.030
Titanium (Ti), % 1.3 to 1.6
0 to 0.060
Vanadium (V), % 0
0 to 0.22
Zirconium (Zr), % 0 to 0.020
0