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R04295 Alloy vs. SAE-AISI 1084 Steel

R04295 alloy belongs to the otherwise unclassified metals classification, while SAE-AISI 1084 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 SAE-AISI 1084 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 22
11
Poisson's Ratio 0.38
0.29
Shear Modulus, GPa 37
72
Tensile Strength: Ultimate (UTS), MPa 410
780 to 930
Tensile Strength: Yield (Proof), MPa 300
510 to 600

Thermal Properties

Latent Heat of Fusion, J/g 300
240
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
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 84
81 to 89
Resilience: Unit (Modulus of Resilience), kJ/m3 430
700 to 960
Stiffness to Weight: Axial, points 6.3
13
Stiffness to Weight: Bending, points 17
24
Strength to Weight: Axial, points 13
28 to 33
Strength to Weight: Bending, points 14
24 to 27
Thermal Shock Resistance, points 40
25 to 30

Alloy Composition

Carbon (C), % 0 to 0.015
0.8 to 0.93
Hafnium (Hf), % 9.0 to 11
0
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0
98.1 to 98.6
Manganese (Mn), % 0
0.6 to 0.9
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 0.040
Sulfur (S), % 0
0 to 0.050
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