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R04295 Alloy vs. S32803 Stainless Steel

R04295 alloy belongs to the otherwise unclassified metals classification, while S32803 stainless steel belongs to the iron alloys. There are 18 material properties with values for both materials. Properties with values for just one material (16, in this case) are not shown.

For each property being compared, the top bar is R04295 alloy and the bottom bar is S32803 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
210
Elongation at Break, % 22
18
Poisson's Ratio 0.38
0.27
Shear Modulus, GPa 37
81
Tensile Strength: Ultimate (UTS), MPa 410
680
Tensile Strength: Yield (Proof), MPa 300
560

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Specific Heat Capacity, J/kg-K 260
480
Thermal Expansion, µm/m-K 7.2
11

Otherwise Unclassified Properties

Density, g/cm3 9.0
7.7
Embodied Water, L/kg 950
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 84
120
Resilience: Unit (Modulus of Resilience), kJ/m3 430
760
Stiffness to Weight: Axial, points 6.3
15
Stiffness to Weight: Bending, points 17
25
Strength to Weight: Axial, points 13
25
Strength to Weight: Bending, points 14
22
Thermal Shock Resistance, points 40
22

Alloy Composition

Carbon (C), % 0 to 0.015
0 to 0.015
Chromium (Cr), % 0
28 to 29
Hafnium (Hf), % 9.0 to 11
0
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0
62.9 to 67.1
Manganese (Mn), % 0
0 to 0.5
Molybdenum (Mo), % 0
1.8 to 2.5
Nickel (Ni), % 0
3.0 to 4.0
Niobium (Nb), % 85.9 to 90.3
0.15 to 0.5
Nitrogen (N), % 0 to 0.010
0 to 0.020
Oxygen (O), % 0 to 0.025
0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.55
Sulfur (S), % 0
0 to 0.0035
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