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Grade 250 Maraging Steel vs. EN 1.4922 Stainless Steel

Both grade 250 maraging steel and EN 1.4922 stainless steel are iron alloys. They have 70% of their average alloy composition in common. There are 24 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 250 maraging steel and the bottom bar is EN 1.4922 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 7.3 to 17
16
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 75
76
Shear Strength, MPa 600 to 1060
470
Tensile Strength: Ultimate (UTS), MPa 970 to 1800
770
Tensile Strength: Yield (Proof), MPa 660 to 1740
550

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Melting Completion (Liquidus), °C 1480
1460
Melting Onset (Solidus), °C 1430
1410
Specific Heat Capacity, J/kg-K 450
470
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Base Metal Price, % relative 32
7.5
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 4.9
2.8
Embodied Energy, MJ/kg 65
40
Embodied Water, L/kg 140
100

Common Calculations

PREN (Pitting Resistance) 16
15
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130 to 150
110
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 33 to 61
27
Strength to Weight: Bending, points 26 to 40
24
Thermal Shock Resistance, points 29 to 54
27

Alloy Composition

Aluminum (Al), % 0.050 to 0.15
0
Boron (B), % 0 to 0.0030
0
Calcium (Ca), % 0 to 0.050
0
Carbon (C), % 0 to 0.030
0.17 to 0.23
Chromium (Cr), % 0
10 to 12.5
Cobalt (Co), % 7.0 to 8.5
0
Iron (Fe), % 66.3 to 71.1
83.5 to 88.2
Manganese (Mn), % 0 to 0.1
0.3 to 1.0
Molybdenum (Mo), % 4.6 to 5.2
0.8 to 1.2
Nickel (Ni), % 17 to 19
0.3 to 0.8
Phosphorus (P), % 0 to 0.010
0 to 0.025
Silicon (Si), % 0 to 0.1
0 to 0.4
Sulfur (S), % 0 to 0.010
0 to 0.015
Titanium (Ti), % 0.3 to 0.5
0
Vanadium (V), % 0
0.2 to 0.35
Zirconium (Zr), % 0 to 0.020
0