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Grade 350 Maraging Steel vs. EN 1.3551 Steel

Both grade 350 maraging steel and EN 1.3551 steel are iron alloys. They have 67% of their average alloy composition in common. There are 20 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 1.3551 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 75
75
Tensile Strength: Ultimate (UTS), MPa 1140 to 2420
720

Thermal Properties

Latent Heat of Fusion, J/g 270
260
Melting Completion (Liquidus), °C 1470
1490
Melting Onset (Solidus), °C 1420
1450
Specific Heat Capacity, J/kg-K 450
460
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 39
9.0
Density, g/cm3 8.2
7.9
Embodied Carbon, kg CO2/kg material 5.6
4.9
Embodied Energy, MJ/kg 74
71
Embodied Water, L/kg 160
82

Common Calculations

PREN (Pitting Resistance) 16
18
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 38 to 82
26
Strength to Weight: Bending, points 29 to 49
23
Thermal Shock Resistance, points 35 to 74
21

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
0.77 to 0.85
Chromium (Cr), % 0
3.9 to 4.3
Cobalt (Co), % 11.5 to 12.5
0
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 61.2 to 64.6
88.8 to 91.1
Manganese (Mn), % 0 to 0.1
0.15 to 0.35
Molybdenum (Mo), % 4.6 to 5.2
4.0 to 4.5
Nickel (Ni), % 18 to 19
0
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), % 1.3 to 1.6
0
Tungsten (W), % 0
0 to 0.25
Vanadium (V), % 0
0.9 to 1.1
Zirconium (Zr), % 0 to 0.020
0