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R05240 Alloy vs. EN 1.7383 Steel

R05240 alloy belongs to the otherwise unclassified metals classification, while EN 1.7383 steel belongs to the iron alloys. There are 18 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is R05240 alloy and the bottom bar is EN 1.7383 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 150
190
Elongation at Break, % 25
20 to 23
Poisson's Ratio 0.36
0.29
Shear Modulus, GPa 57
74
Tensile Strength: Ultimate (UTS), MPa 270
560 to 610
Tensile Strength: Yield (Proof), MPa 170
300 to 400

Thermal Properties

Latent Heat of Fusion, J/g 210
260
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
59

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59
110
Resilience: Unit (Modulus of Resilience), kJ/m3 90
240 to 420
Stiffness to Weight: Axial, points 6.3
13
Stiffness to Weight: Bending, points 13
24
Strength to Weight: Axial, points 5.4
20 to 22
Strength to Weight: Bending, points 6.8
19 to 20
Thermal Shock Resistance, points 18
16 to 18

Alloy Composition

Aluminum (Al), % 0
0 to 0.040
Carbon (C), % 0 to 0.010
0.080 to 0.15
Chromium (Cr), % 0
2.0 to 2.5
Copper (Cu), % 0
0 to 0.3
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0 to 0.010
94.3 to 96.6
Manganese (Mn), % 0
0.4 to 0.8
Molybdenum (Mo), % 0 to 0.020
0.9 to 1.1
Nickel (Ni), % 0 to 0.010
0 to 0.3
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 0.025
Silicon (Si), % 0 to 0.0050
0 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