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R04295 Alloy vs. S17400 Stainless Steel

R04295 alloy belongs to the otherwise unclassified metals classification, while S17400 stainless steel belongs to the iron alloys. There are 18 material properties with values for both materials. Properties with values for just one material (18, in this case) are not shown.

For each property being compared, the top bar is R04295 alloy and the bottom bar is S17400 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 22
11 to 21
Poisson's Ratio 0.38
0.28
Shear Modulus, GPa 37
75
Tensile Strength: Ultimate (UTS), MPa 410
910 to 1390
Tensile Strength: Yield (Proof), MPa 300
580 to 1250

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Specific Heat Capacity, J/kg-K 260
480
Thermal Expansion, µm/m-K 7.2
11

Otherwise Unclassified Properties

Density, g/cm3 9.0
7.8
Embodied Water, L/kg 950
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 84
140 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 430
880 to 4060
Stiffness to Weight: Axial, points 6.3
14
Stiffness to Weight: Bending, points 17
25
Strength to Weight: Axial, points 13
32 to 49
Strength to Weight: Bending, points 14
27 to 35
Thermal Shock Resistance, points 40
30 to 46

Alloy Composition

Carbon (C), % 0 to 0.015
0 to 0.070
Chromium (Cr), % 0
15 to 17
Copper (Cu), % 0
3.0 to 5.0
Hafnium (Hf), % 9.0 to 11
0
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0
70.4 to 78.9
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0
3.0 to 5.0
Niobium (Nb), % 85.9 to 90.3
0.15 to 0.45
Nitrogen (N), % 0 to 0.010
0
Oxygen (O), % 0 to 0.025
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
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