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R05240 Alloy vs. Grade 200 Maraging Steel

R05240 alloy belongs to the otherwise unclassified metals classification, while grade 200 maraging steel belongs to the iron alloys. There are 18 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 R05240 alloy and the bottom bar is grade 200 maraging steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 150
190
Elongation at Break, % 25
9.1 to 18
Poisson's Ratio 0.36
0.3
Shear Modulus, GPa 57
74
Tensile Strength: Ultimate (UTS), MPa 270
970 to 1500
Tensile Strength: Yield (Proof), MPa 170
690 to 1490

Thermal Properties

Latent Heat of Fusion, J/g 210
260
Specific Heat Capacity, J/kg-K 190
460
Thermal Expansion, µm/m-K 6.8
12

Otherwise Unclassified Properties

Density, g/cm3 14
8.2
Embodied Water, L/kg 460
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59
140 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 90
1240 to 5740
Stiffness to Weight: Axial, points 6.3
13
Stiffness to Weight: Bending, points 13
23
Strength to Weight: Axial, points 5.4
33 to 51
Strength to Weight: Bending, points 6.8
27 to 35
Thermal Shock Resistance, points 18
29 to 45

Alloy Composition

Aluminum (Al), % 0
0.050 to 0.15
Boron (B), % 0
0 to 0.0030
Calcium (Ca), % 0
0 to 0.050
Carbon (C), % 0 to 0.010
0 to 0.030
Cobalt (Co), % 0
8.0 to 9.0
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0 to 0.010
67.8 to 71.8
Manganese (Mn), % 0
0 to 0.1
Molybdenum (Mo), % 0 to 0.020
3.0 to 3.5
Nickel (Ni), % 0 to 0.010
17 to 19
Niobium (Nb), % 35 to 42
0
Nitrogen (N), % 0 to 0.010
0
Oxygen (O), % 0 to 0.020
0
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 0 to 0.0050
0 to 0.1
Sulfur (S), % 0
0 to 0.010
Tantalum (Ta), % 57.9 to 65
0
Titanium (Ti), % 0 to 0.010
0.15 to 0.25
Tungsten (W), % 0 to 0.050
0
Zirconium (Zr), % 0
0 to 0.020