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Grade 350 Maraging Steel vs. EN 1.7375 Steel

Both grade 350 maraging steel and EN 1.7375 steel are iron alloys. They have 64% 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 350 maraging steel and the bottom bar is EN 1.7375 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 4.1 to 18
20
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 75
74
Shear Strength, MPa 710 to 1400
380
Tensile Strength: Ultimate (UTS), MPa 1140 to 2420
620
Tensile Strength: Yield (Proof), MPa 830 to 2300
400

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Melting Completion (Liquidus), °C 1470
1470
Melting Onset (Solidus), °C 1420
1430
Specific Heat Capacity, J/kg-K 450
470
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 39
3.9
Density, g/cm3 8.2
7.9
Embodied Carbon, kg CO2/kg material 5.6
1.8
Embodied Energy, MJ/kg 74
23
Embodied Water, L/kg 160
59

Common Calculations

PREN (Pitting Resistance) 16
5.6
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
20
Thermal Shock Resistance, points 35 to 74
18

Alloy Composition

Aluminum (Al), % 0.050 to 0.15
0.010 to 0.040
Boron (B), % 0 to 0.0030
0
Calcium (Ca), % 0 to 0.050
0
Carbon (C), % 0 to 0.030
0.1 to 0.15
Chromium (Cr), % 0
2.0 to 2.5
Cobalt (Co), % 11.5 to 12.5
0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 61.2 to 64.6
94.5 to 96.7
Manganese (Mn), % 0 to 0.1
0.3 to 0.8
Molybdenum (Mo), % 4.6 to 5.2
0.9 to 1.1
Nickel (Ni), % 18 to 19
0 to 0.3
Nitrogen (N), % 0
0 to 0.012
Phosphorus (P), % 0 to 0.010
0 to 0.015
Silicon (Si), % 0 to 0.1
0 to 0.3
Sulfur (S), % 0 to 0.010
0 to 0.010
Titanium (Ti), % 1.3 to 1.6
0
Zirconium (Zr), % 0 to 0.020
0