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R05240 Alloy vs. EN 1.6368 Steel

R05240 alloy belongs to the otherwise unclassified metals classification, while EN 1.6368 steel belongs to the iron alloys. There are 18 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 R05240 alloy and the bottom bar is EN 1.6368 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 150
190
Elongation at Break, % 25
18
Poisson's Ratio 0.36
0.29
Shear Modulus, GPa 57
73
Tensile Strength: Ultimate (UTS), MPa 270
660 to 690
Tensile Strength: Yield (Proof), MPa 170
460 to 490

Thermal Properties

Latent Heat of Fusion, J/g 210
250
Specific Heat Capacity, J/kg-K 190
470
Thermal Expansion, µm/m-K 6.8
13

Otherwise Unclassified Properties

Density, g/cm3 14
7.9
Embodied Water, L/kg 460
53

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59
110
Resilience: Unit (Modulus of Resilience), kJ/m3 90
580 to 650
Stiffness to Weight: Axial, points 6.3
13
Stiffness to Weight: Bending, points 13
24
Strength to Weight: Axial, points 5.4
23 to 24
Strength to Weight: Bending, points 6.8
21 to 22
Thermal Shock Resistance, points 18
20

Alloy Composition

Aluminum (Al), % 0
0.015 to 0.040
Carbon (C), % 0 to 0.010
0 to 0.17
Chromium (Cr), % 0
0 to 0.3
Copper (Cu), % 0
0.5 to 0.8
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0 to 0.010
95.1 to 97.2
Manganese (Mn), % 0
0.8 to 1.2
Molybdenum (Mo), % 0 to 0.020
0.25 to 0.5
Nickel (Ni), % 0 to 0.010
1.0 to 1.3
Niobium (Nb), % 35 to 42
0.015 to 0.045
Nitrogen (N), % 0 to 0.010
0 to 0.020
Oxygen (O), % 0 to 0.020
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0 to 0.0050
0.25 to 0.5
Sulfur (S), % 0
0 to 0.010
Tantalum (Ta), % 57.9 to 65
0
Titanium (Ti), % 0 to 0.010
0
Tungsten (W), % 0 to 0.050
0