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Grade 250 Maraging Steel vs. EN 1.0434 Steel

Both grade 250 maraging steel and EN 1.0434 steel are iron alloys. They have 69% 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 250 maraging steel and the bottom bar is EN 1.0434 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 7.3 to 17
12 to 28
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 75
73
Shear Strength, MPa 600 to 1060
280 to 330
Tensile Strength: Ultimate (UTS), MPa 970 to 1800
390 to 540
Tensile Strength: Yield (Proof), MPa 660 to 1740
250 to 450

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Melting Completion (Liquidus), °C 1480
1460
Melting Onset (Solidus), °C 1430
1420
Specific Heat Capacity, J/kg-K 450
470
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 32
1.8
Density, g/cm3 8.2
7.9
Embodied Carbon, kg CO2/kg material 4.9
1.4
Embodied Energy, MJ/kg 65
18
Embodied Water, L/kg 140
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130 to 150
39 to 140
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 33 to 61
14 to 19
Strength to Weight: Bending, points 26 to 40
15 to 19
Thermal Shock Resistance, points 29 to 54
12 to 17

Alloy Composition

Aluminum (Al), % 0.050 to 0.15
0.020 to 0.060
Boron (B), % 0 to 0.0030
0
Calcium (Ca), % 0 to 0.050
0
Carbon (C), % 0 to 0.030
0.15 to 0.19
Cobalt (Co), % 7.0 to 8.5
0
Iron (Fe), % 66.3 to 71.1
98.8 to 99.18
Manganese (Mn), % 0 to 0.1
0.65 to 0.85
Molybdenum (Mo), % 4.6 to 5.2
0
Nickel (Ni), % 17 to 19
0
Phosphorus (P), % 0 to 0.010
0 to 0.025
Silicon (Si), % 0 to 0.1
0 to 0.1
Sulfur (S), % 0 to 0.010
0 to 0.025
Titanium (Ti), % 0.3 to 0.5
0
Zirconium (Zr), % 0 to 0.020
0