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R60706 Alloy vs. S17400 Stainless Steel

R60706 alloy belongs to the otherwise unclassified metals classification, while S17400 stainless steel belongs to the iron alloys. There are 20 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 R60706 alloy and the bottom bar is S17400 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 98
190
Elongation at Break, % 16
11 to 21
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 37
75
Tensile Strength: Ultimate (UTS), MPa 580
910 to 1390
Tensile Strength: Yield (Proof), MPa 390
580 to 1250

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Specific Heat Capacity, J/kg-K 270
480
Thermal Conductivity, W/m-K 17
17
Thermal Expansion, µm/m-K 6.3
11

Otherwise Unclassified Properties

Density, g/cm3 6.7
7.8
Embodied Water, L/kg 450
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 82
140 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 760
880 to 4060
Stiffness to Weight: Axial, points 8.1
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 24
32 to 49
Strength to Weight: Bending, points 23
27 to 35
Thermal Diffusivity, mm2/s 9.5
4.5
Thermal Shock Resistance, points 67
30 to 46

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.070
Chromium (Cr), % 0 to 0.2
15 to 17
Copper (Cu), % 0
3.0 to 5.0
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.2
70.4 to 78.9
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0
3.0 to 5.0
Niobium (Nb), % 2.0 to 3.0
0.15 to 0.45
Nitrogen (N), % 0 to 0.025
0
Oxygen (O), % 0 to 0.16
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Zirconium (Zr), % 91 to 98
0