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S15500 Stainless Steel vs. R60705 Alloy

S15500 stainless steel belongs to the iron alloys classification, while R60705 alloy belongs to the otherwise unclassified metals. There are 21 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is S15500 stainless steel and the bottom bar is R60705 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
98
Elongation at Break, % 6.8 to 16
18
Fatigue Strength, MPa 350 to 650
290
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 75
37
Tensile Strength: Ultimate (UTS), MPa 890 to 1490
540
Tensile Strength: Yield (Proof), MPa 590 to 1310
430

Thermal Properties

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

Otherwise Unclassified Properties

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

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 98 to 120
90
Resilience: Unit (Modulus of Resilience), kJ/m3 890 to 4460
950
Stiffness to Weight: Axial, points 14
8.1
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 32 to 53
22
Strength to Weight: Bending, points 26 to 37
22
Thermal Diffusivity, mm2/s 4.6
9.5
Thermal Shock Resistance, points 30 to 50
63

Alloy Composition

Carbon (C), % 0 to 0.070
0 to 0.050
Chromium (Cr), % 14 to 15.5
0 to 0.2
Copper (Cu), % 2.5 to 4.5
0
Hafnium (Hf), % 0
0 to 4.5
Hydrogen (H), % 0
0 to 0.0050
Iron (Fe), % 71.9 to 79.9
0 to 0.2
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 3.5 to 5.5
0
Niobium (Nb), % 0.15 to 0.45
2.0 to 3.0
Nitrogen (N), % 0
0 to 0.025
Oxygen (O), % 0
0 to 0.18
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Zirconium (Zr), % 0
91 to 98