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EN 1.4571 Stainless Steel vs. R60704 Alloy

EN 1.4571 stainless steel belongs to the iron alloys classification, while R60704 alloy belongs to the otherwise unclassified metals. There are 20 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 EN 1.4571 stainless steel and the bottom bar is R60704 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
97
Elongation at Break, % 14 to 40
16
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 78
36
Tensile Strength: Ultimate (UTS), MPa 600 to 900
470
Tensile Strength: Yield (Proof), MPa 230 to 570
270

Thermal Properties

Latent Heat of Fusion, J/g 290
240
Specific Heat Capacity, J/kg-K 470
270
Thermal Conductivity, W/m-K 15
22
Thermal Expansion, µm/m-K 17
6.0

Otherwise Unclassified Properties

Density, g/cm3 7.9
6.7
Embodied Water, L/kg 150
460

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 190
64
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 820
370
Stiffness to Weight: Axial, points 14
8.1
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 21 to 32
20
Strength to Weight: Bending, points 20 to 26
20
Thermal Diffusivity, mm2/s 4.0
12
Thermal Shock Resistance, points 13 to 20
58

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.050
Chromium (Cr), % 16.5 to 18.5
0.2 to 0.4
Hafnium (Hf), % 0
0 to 4.5
Hydrogen (H), % 0
0 to 0.0050
Iron (Fe), % 61.7 to 71
0.2 to 0.4
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 2.0 to 2.5
0
Nickel (Ni), % 10.5 to 13.5
0
Nitrogen (N), % 0
0 to 0.025
Oxygen (O), % 0
0 to 0.18
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
1.0 to 2.0
Titanium (Ti), % 0 to 0.7
0
Zirconium (Zr), % 0
93 to 98.8