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EN 1.4931 Steel vs. R04295 Alloy

EN 1.4931 steel belongs to the iron alloys classification, while R04295 alloy belongs to the otherwise unclassified metals. 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 EN 1.4931 steel and the bottom bar is R04295 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 17
22
Poisson's Ratio 0.28
0.38
Shear Modulus, GPa 76
37
Tensile Strength: Ultimate (UTS), MPa 810
410
Tensile Strength: Yield (Proof), MPa 620
300

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Specific Heat Capacity, J/kg-K 470
260
Thermal Expansion, µm/m-K 14
7.2

Otherwise Unclassified Properties

Density, g/cm3 7.8
9.0
Embodied Water, L/kg 100
950

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
84
Resilience: Unit (Modulus of Resilience), kJ/m3 970
430
Stiffness to Weight: Axial, points 14
6.3
Stiffness to Weight: Bending, points 25
17
Strength to Weight: Axial, points 29
13
Strength to Weight: Bending, points 25
14
Thermal Shock Resistance, points 22
40

Alloy Composition

Carbon (C), % 0.2 to 0.26
0 to 0.015
Chromium (Cr), % 11.3 to 12.2
0
Hafnium (Hf), % 0
9.0 to 11
Hydrogen (H), % 0
0 to 0.0015
Iron (Fe), % 83.2 to 86.8
0
Manganese (Mn), % 0.5 to 0.8
0
Molybdenum (Mo), % 1.0 to 1.2
0
Nickel (Ni), % 0 to 1.0
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 0.030
0
Silicon (Si), % 0 to 0.4
0
Sulfur (S), % 0 to 0.020
0
Tantalum (Ta), % 0
0 to 0.5
Titanium (Ti), % 0
0.7 to 1.3
Tungsten (W), % 0 to 0.5
0 to 0.5
Vanadium (V), % 0.25 to 0.35
0
Zirconium (Zr), % 0
0 to 0.7