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R04295 Alloy vs. EN 1.1158 Steel

R04295 alloy belongs to the otherwise unclassified metals classification, while EN 1.1158 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 R04295 alloy and the bottom bar is EN 1.1158 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 22
23 to 24
Poisson's Ratio 0.38
0.29
Shear Modulus, GPa 37
73
Tensile Strength: Ultimate (UTS), MPa 410
470 to 500
Tensile Strength: Yield (Proof), MPa 300
240 to 310

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Specific Heat Capacity, J/kg-K 260
470
Thermal Expansion, µm/m-K 7.2
12

Otherwise Unclassified Properties

Density, g/cm3 9.0
7.8
Embodied Water, L/kg 950
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 84
89 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 430
150 to 250
Stiffness to Weight: Axial, points 6.3
13
Stiffness to Weight: Bending, points 17
24
Strength to Weight: Axial, points 13
17 to 18
Strength to Weight: Bending, points 14
17 to 18
Thermal Shock Resistance, points 40
15 to 16

Alloy Composition

Carbon (C), % 0 to 0.015
0.22 to 0.29
Chromium (Cr), % 0
0 to 0.4
Hafnium (Hf), % 9.0 to 11
0
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0
97.6 to 99.38
Manganese (Mn), % 0
0.4 to 0.7
Molybdenum (Mo), % 0
0 to 0.1
Nickel (Ni), % 0
0 to 0.4
Niobium (Nb), % 85.9 to 90.3
0
Nitrogen (N), % 0 to 0.010
0
Oxygen (O), % 0 to 0.025
0
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0 to 0.4
Sulfur (S), % 0
0 to 0.035
Tantalum (Ta), % 0 to 0.5
0
Titanium (Ti), % 0.7 to 1.3
0
Tungsten (W), % 0 to 0.5
0
Zirconium (Zr), % 0 to 0.7
0