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Grade 200 Maraging Steel vs. EN 1.7225 Steel

Both grade 200 maraging steel and EN 1.7225 steel are iron alloys. They have 70% of their average alloy composition in common. There are 19 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is grade 200 maraging steel and the bottom bar is EN 1.7225 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 74
73
Tensile Strength: Ultimate (UTS), MPa 970 to 1500
540 to 1850

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 460
470
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 31
2.5
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 4.5
1.5
Embodied Energy, MJ/kg 59
20
Embodied Water, L/kg 140
51

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 33 to 51
19 to 65
Strength to Weight: Bending, points 27 to 35
19 to 43
Thermal Shock Resistance, points 29 to 45
16 to 54

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
0.38 to 0.45
Chromium (Cr), % 0
0.9 to 1.2
Cobalt (Co), % 8.0 to 9.0
0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 67.8 to 71.8
96.6 to 98
Manganese (Mn), % 0 to 0.1
0.6 to 0.9
Molybdenum (Mo), % 3.0 to 3.5
0.15 to 0.3
Nickel (Ni), % 17 to 19
0
Phosphorus (P), % 0 to 0.010
0 to 0.035
Silicon (Si), % 0 to 0.1
0 to 0.4
Sulfur (S), % 0 to 0.010
0 to 0.035
Titanium (Ti), % 0.15 to 0.25
0
Zirconium (Zr), % 0 to 0.020
0

Comparable Variants