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EN 1.4724 Stainless Steel vs. R60705 Alloy

EN 1.4724 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 (12, in this case) are not shown.

For each property being compared, the top bar is EN 1.4724 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, % 16
18
Fatigue Strength, MPa 170
290
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 75
37
Tensile Strength: Ultimate (UTS), MPa 550
540
Tensile Strength: Yield (Proof), MPa 280
430

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Specific Heat Capacity, J/kg-K 490
270
Thermal Conductivity, W/m-K 21
17
Thermal Expansion, µm/m-K 11
6.3

Otherwise Unclassified Properties

Density, g/cm3 7.7
6.7
Embodied Water, L/kg 110
450

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 73
90
Resilience: Unit (Modulus of Resilience), kJ/m3 210
950
Stiffness to Weight: Axial, points 14
8.1
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 20
22
Strength to Weight: Bending, points 19
22
Thermal Diffusivity, mm2/s 5.6
9.5
Thermal Shock Resistance, points 19
63

Alloy Composition

Aluminum (Al), % 0.7 to 1.2
0
Carbon (C), % 0 to 0.12
0 to 0.050
Chromium (Cr), % 12 to 14
0 to 0.2
Hafnium (Hf), % 0
0 to 4.5
Hydrogen (H), % 0
0 to 0.0050
Iron (Fe), % 82.2 to 86.6
0 to 0.2
Manganese (Mn), % 0 to 1.0
0
Niobium (Nb), % 0
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), % 0.7 to 1.4
0
Sulfur (S), % 0 to 0.015
0
Zirconium (Zr), % 0
91 to 98