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R05240 Alloy vs. EN 1.4477 Stainless Steel

R05240 alloy belongs to the otherwise unclassified metals classification, while EN 1.4477 stainless steel belongs to the iron alloys. There are 18 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 1.4477 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 150
210
Elongation at Break, % 25
22 to 23
Poisson's Ratio 0.36
0.27
Shear Modulus, GPa 57
81
Tensile Strength: Ultimate (UTS), MPa 270
880 to 930
Tensile Strength: Yield (Proof), MPa 170
620 to 730

Thermal Properties

Latent Heat of Fusion, J/g 210
300
Specific Heat Capacity, J/kg-K 190
480
Thermal Expansion, µm/m-K 6.8
13

Otherwise Unclassified Properties

Density, g/cm3 14
7.7
Embodied Water, L/kg 460
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59
180 to 190
Resilience: Unit (Modulus of Resilience), kJ/m3 90
940 to 1290
Stiffness to Weight: Axial, points 6.3
15
Stiffness to Weight: Bending, points 13
25
Strength to Weight: Axial, points 5.4
31 to 33
Strength to Weight: Bending, points 6.8
26 to 27
Thermal Shock Resistance, points 18
23 to 25

Alloy Composition

Carbon (C), % 0 to 0.010
0 to 0.030
Chromium (Cr), % 0
28 to 30
Copper (Cu), % 0
0 to 0.8
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0 to 0.010
56.6 to 63.6
Manganese (Mn), % 0
0.8 to 1.5
Molybdenum (Mo), % 0 to 0.020
1.5 to 2.6
Nickel (Ni), % 0 to 0.010
5.8 to 7.5
Niobium (Nb), % 35 to 42
0
Nitrogen (N), % 0 to 0.010
0.3 to 0.4
Oxygen (O), % 0 to 0.020
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.0050
0 to 0.5
Sulfur (S), % 0
0 to 0.015
Tantalum (Ta), % 57.9 to 65
0
Titanium (Ti), % 0 to 0.010
0
Tungsten (W), % 0 to 0.050
0