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R60705 Alloy vs. S35115 Stainless Steel

R60705 alloy belongs to the otherwise unclassified metals classification, while S35115 stainless steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is R60705 alloy and the bottom bar is S35115 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 98
200
Elongation at Break, % 18
46
Fatigue Strength, MPa 290
280
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 37
79
Tensile Strength: Ultimate (UTS), MPa 540
670
Tensile Strength: Yield (Proof), MPa 430
310

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Specific Heat Capacity, J/kg-K 270
480
Thermal Conductivity, W/m-K 17
15
Thermal Expansion, µm/m-K 6.3
16

Otherwise Unclassified Properties

Density, g/cm3 6.7
7.9
Embodied Water, L/kg 450
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 90
250
Resilience: Unit (Modulus of Resilience), kJ/m3 950
240
Stiffness to Weight: Axial, points 8.1
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 22
24
Strength to Weight: Bending, points 22
22
Thermal Diffusivity, mm2/s 9.5
3.9
Thermal Shock Resistance, points 63
15

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.030
Chromium (Cr), % 0 to 0.2
23 to 25
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.2
47.6 to 55.8
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
1.5 to 2.5
Nickel (Ni), % 0
19 to 22
Niobium (Nb), % 2.0 to 3.0
0
Nitrogen (N), % 0 to 0.025
0.2 to 0.3
Oxygen (O), % 0 to 0.18
0
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0
0.5 to 1.5
Sulfur (S), % 0
0 to 0.015
Zirconium (Zr), % 91 to 98
0