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R60705 Alloy vs. S15700 Stainless Steel

R60705 alloy belongs to the otherwise unclassified metals classification, while S15700 stainless steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is R60705 alloy and the bottom bar is S15700 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 98
200
Elongation at Break, % 18
1.1 to 29
Fatigue Strength, MPa 290
370 to 770
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 37
77
Tensile Strength: Ultimate (UTS), MPa 540
1180 to 1890
Tensile Strength: Yield (Proof), MPa 430
500 to 1770

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Specific Heat Capacity, J/kg-K 270
480
Thermal Conductivity, W/m-K 17
16
Thermal Expansion, µm/m-K 6.3
11

Otherwise Unclassified Properties

Density, g/cm3 6.7
7.8
Embodied Water, L/kg 450
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 90
17 to 270
Resilience: Unit (Modulus of Resilience), kJ/m3 950
640 to 4660
Stiffness to Weight: Axial, points 8.1
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 22
42 to 67
Strength to Weight: Bending, points 22
32 to 43
Thermal Diffusivity, mm2/s 9.5
4.2
Thermal Shock Resistance, points 63
39 to 63

Alloy Composition

Aluminum (Al), % 0
0.75 to 1.5
Carbon (C), % 0 to 0.050
0 to 0.090
Chromium (Cr), % 0 to 0.2
14 to 16
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.2
69.6 to 76.8
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 0
6.5 to 7.7
Niobium (Nb), % 2.0 to 3.0
0
Nitrogen (N), % 0 to 0.025
0
Oxygen (O), % 0 to 0.18
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