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R05240 Alloy vs. EN 1.6570 Steel

R05240 alloy belongs to the otherwise unclassified metals classification, while EN 1.6570 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 1.6570 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 150
190
Elongation at Break, % 25
11 to 17
Poisson's Ratio 0.36
0.29
Shear Modulus, GPa 57
73
Tensile Strength: Ultimate (UTS), MPa 270
910 to 1130
Tensile Strength: Yield (Proof), MPa 170
760 to 1060

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
7.9
Embodied Water, L/kg 460
56

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59
120 to 140
Resilience: Unit (Modulus of Resilience), kJ/m3 90
1520 to 3010
Stiffness to Weight: Axial, points 6.3
13
Stiffness to Weight: Bending, points 13
24
Strength to Weight: Axial, points 5.4
32 to 40
Strength to Weight: Bending, points 6.8
27 to 31
Thermal Shock Resistance, points 18
27 to 33

Alloy Composition

Carbon (C), % 0 to 0.010
0.28 to 0.35
Chromium (Cr), % 0
1.0 to 1.4
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0 to 0.010
94 to 96.2
Manganese (Mn), % 0
0.6 to 1.0
Molybdenum (Mo), % 0 to 0.020
0.3 to 0.5
Nickel (Ni), % 0 to 0.010
1.6 to 2.1
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 0.020
Silicon (Si), % 0 to 0.0050
0 to 0.6
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