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Grade 200 Maraging Steel vs. SAE-AISI M2 Steel

Both grade 200 maraging steel and SAE-AISI M2 steel are iron alloys. They have 73% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is grade 200 maraging steel and the bottom bar is SAE-AISI M2 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 74
77
Tensile Strength: Ultimate (UTS), MPa 970 to 1500
760 to 2150

Thermal Properties

Latent Heat of Fusion, J/g 260
260
Melting Completion (Liquidus), °C 1460
1610
Melting Onset (Solidus), °C 1420
1570
Specific Heat Capacity, J/kg-K 460
440
Thermal Expansion, µm/m-K 12
10

Otherwise Unclassified Properties

Base Metal Price, % relative 31
24
Density, g/cm3 8.2
8.4
Embodied Carbon, kg CO2/kg material 4.5
8.8
Embodied Energy, MJ/kg 59
130
Embodied Water, L/kg 140
98

Common Calculations

PREN (Pitting Resistance) 11
31
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 33 to 51
25 to 71
Strength to Weight: Bending, points 27 to 35
22 to 44
Thermal Shock Resistance, points 29 to 45
27 to 76

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
0.78 to 1.1
Chromium (Cr), % 0
3.8 to 4.5
Cobalt (Co), % 8.0 to 9.0
0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 67.8 to 71.8
78.5 to 83.4
Manganese (Mn), % 0 to 0.1
0.15 to 0.4
Molybdenum (Mo), % 3.0 to 3.5
4.5 to 5.5
Nickel (Ni), % 17 to 19
0 to 0.3
Phosphorus (P), % 0 to 0.010
0 to 0.030
Silicon (Si), % 0 to 0.1
0.2 to 0.45
Sulfur (S), % 0 to 0.010
0 to 0.030
Titanium (Ti), % 0.15 to 0.25
0
Tungsten (W), % 0
5.5 to 6.8
Vanadium (V), % 0
1.8 to 2.2
Zirconium (Zr), % 0 to 0.020
0

Comparable Variants