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R05240 Alloy vs. EN 1.3538 Steel

R05240 alloy belongs to the otherwise unclassified metals classification, while EN 1.3538 steel belongs to the iron alloys. There are 14 material properties with values for both materials. Properties with values for just one material (16, in this case) are not shown.

For each property being compared, the top bar is R05240 alloy and the bottom bar is EN 1.3538 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 150
190
Poisson's Ratio 0.36
0.29
Shear Modulus, GPa 57
73
Tensile Strength: Ultimate (UTS), MPa 270
670 to 740

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
7.8
Embodied Water, L/kg 460
56

Common Calculations

Stiffness to Weight: Axial, points 6.3
13
Stiffness to Weight: Bending, points 13
24
Strength to Weight: Axial, points 5.4
24 to 26
Strength to Weight: Bending, points 6.8
22 to 23
Thermal Shock Resistance, points 18
20 to 22

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Carbon (C), % 0 to 0.010
0.93 to 1.1
Chromium (Cr), % 0
1.7 to 2.0
Copper (Cu), % 0
0 to 0.3
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0 to 0.010
96 to 97.2
Manganese (Mn), % 0
0.6 to 0.8
Molybdenum (Mo), % 0 to 0.020
0.4 to 0.5
Nickel (Ni), % 0 to 0.010
0
Niobium (Nb), % 35 to 42
0
Nitrogen (N), % 0 to 0.010
0
Oxygen (O), % 0 to 0.020
0 to 0.0015
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0 to 0.0050
0.15 to 0.35
Sulfur (S), % 0
0 to 0.030
Tantalum (Ta), % 57.9 to 65
0
Titanium (Ti), % 0 to 0.010
0
Tungsten (W), % 0 to 0.050
0