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Grade 350 Maraging Steel vs. EN 1.4923 Stainless Steel

Both grade 350 maraging steel and EN 1.4923 stainless steel are iron alloys. They have 65% of their average alloy composition in common. There are 24 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 1.4923 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 4.1 to 18
12 to 21
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 75
76
Shear Strength, MPa 710 to 1400
540 to 590
Tensile Strength: Ultimate (UTS), MPa 1140 to 2420
870 to 980
Tensile Strength: Yield (Proof), MPa 830 to 2300
470 to 780

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Melting Completion (Liquidus), °C 1470
1450
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 450
480
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Base Metal Price, % relative 39
8.0
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 5.6
2.9
Embodied Energy, MJ/kg 74
41
Embodied Water, L/kg 160
100

Common Calculations

PREN (Pitting Resistance) 16
15
Resilience: Ultimate (Unit Rupture Work), MJ/m3 98 to 190
110 to 150
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 38 to 82
31 to 35
Strength to Weight: Bending, points 29 to 49
26 to 28
Thermal Shock Resistance, points 35 to 74
30 to 34

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
0.18 to 0.24
Chromium (Cr), % 0
11 to 12.5
Cobalt (Co), % 11.5 to 12.5
0
Iron (Fe), % 61.2 to 64.6
83.5 to 87.1
Manganese (Mn), % 0 to 0.1
0.4 to 0.9
Molybdenum (Mo), % 4.6 to 5.2
0.8 to 1.2
Nickel (Ni), % 18 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 0.5
Sulfur (S), % 0 to 0.010
0 to 0.015
Titanium (Ti), % 1.3 to 1.6
0
Vanadium (V), % 0
0.25 to 0.35
Zirconium (Zr), % 0 to 0.020
0

Comparable Variants