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EN 1.7240 Steel vs. R04295 Alloy

EN 1.7240 steel belongs to the iron alloys classification, while R04295 alloy belongs to the otherwise unclassified metals. There are 14 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is EN 1.7240 steel and the bottom bar is R04295 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Poisson's Ratio 0.29
0.38
Shear Modulus, GPa 73
37
Tensile Strength: Ultimate (UTS), MPa 670 to 1990
410

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Specific Heat Capacity, J/kg-K 470
260
Thermal Expansion, µm/m-K 13
7.2

Otherwise Unclassified Properties

Density, g/cm3 7.8
9.0
Embodied Water, L/kg 50
950

Common Calculations

Stiffness to Weight: Axial, points 13
6.3
Stiffness to Weight: Bending, points 24
17
Strength to Weight: Axial, points 24 to 71
13
Strength to Weight: Bending, points 22 to 45
14
Thermal Shock Resistance, points 20 to 59
40

Alloy Composition

Carbon (C), % 0.56 to 0.64
0 to 0.015
Chromium (Cr), % 0.7 to 1.0
0
Hafnium (Hf), % 0
9.0 to 11
Hydrogen (H), % 0
0 to 0.0015
Iron (Fe), % 96.7 to 97.9
0
Manganese (Mn), % 0.7 to 1.0
0
Molybdenum (Mo), % 0.15 to 0.25
0
Niobium (Nb), % 0
85.9 to 90.3
Nitrogen (N), % 0
0 to 0.010
Oxygen (O), % 0
0 to 0.025
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0 to 0.4
0
Sulfur (S), % 0 to 0.025
0
Tantalum (Ta), % 0
0 to 0.5
Titanium (Ti), % 0
0.7 to 1.3
Tungsten (W), % 0
0 to 0.5
Zirconium (Zr), % 0
0 to 0.7