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R05240 Alloy vs. EN 1.4659 Stainless Steel

R05240 alloy belongs to the otherwise unclassified metals classification, while EN 1.4659 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 1.4659 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 150
210
Elongation at Break, % 25
49
Poisson's Ratio 0.36
0.28
Shear Modulus, GPa 57
81
Tensile Strength: Ultimate (UTS), MPa 270
900
Tensile Strength: Yield (Proof), MPa 170
480

Thermal Properties

Latent Heat of Fusion, J/g 210
300
Specific Heat Capacity, J/kg-K 190
460
Thermal Expansion, µm/m-K 6.8
16

Otherwise Unclassified Properties

Density, g/cm3 14
8.2
Embodied Water, L/kg 460
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59
370
Resilience: Unit (Modulus of Resilience), kJ/m3 90
550
Stiffness to Weight: Axial, points 6.3
14
Stiffness to Weight: Bending, points 13
24
Strength to Weight: Axial, points 5.4
31
Strength to Weight: Bending, points 6.8
25
Thermal Shock Resistance, points 18
19

Alloy Composition

Carbon (C), % 0 to 0.010
0 to 0.020
Chromium (Cr), % 0
23 to 25
Copper (Cu), % 0
1.0 to 2.0
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0 to 0.010
35.7 to 45.7
Manganese (Mn), % 0
2.0 to 4.0
Molybdenum (Mo), % 0 to 0.020
5.5 to 6.5
Nickel (Ni), % 0 to 0.010
21 to 23
Niobium (Nb), % 35 to 42
0
Nitrogen (N), % 0 to 0.010
0.35 to 0.5
Oxygen (O), % 0 to 0.020
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.0050
0 to 0.7
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
1.5 to 2.5