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R05240 Alloy vs. EN 1.4005 Stainless Steel

R05240 alloy belongs to the otherwise unclassified metals classification, while EN 1.4005 stainless 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 1.4005 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 150
190
Elongation at Break, % 25
13 to 21
Poisson's Ratio 0.36
0.28
Shear Modulus, GPa 57
76
Tensile Strength: Ultimate (UTS), MPa 270
630 to 750
Tensile Strength: Yield (Proof), MPa 170
370 to 500

Thermal Properties

Latent Heat of Fusion, J/g 210
270
Specific Heat Capacity, J/kg-K 190
480
Thermal Expansion, µm/m-K 6.8
10

Otherwise Unclassified Properties

Density, g/cm3 14
7.7
Embodied Water, L/kg 460
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59
90 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 90
350 to 650
Stiffness to Weight: Axial, points 6.3
14
Stiffness to Weight: Bending, points 13
25
Strength to Weight: Axial, points 5.4
23 to 27
Strength to Weight: Bending, points 6.8
21 to 24
Thermal Shock Resistance, points 18
23 to 27

Alloy Composition

Carbon (C), % 0 to 0.010
0.060 to 0.15
Chromium (Cr), % 0
12 to 14
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0 to 0.010
82.4 to 87.8
Manganese (Mn), % 0
0 to 1.5
Molybdenum (Mo), % 0 to 0.020
0 to 0.6
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
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.0050
0 to 1.0
Sulfur (S), % 0
0.15 to 0.35
Tantalum (Ta), % 57.9 to 65
0
Titanium (Ti), % 0 to 0.010
0
Tungsten (W), % 0 to 0.050
0