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EN 1.4818 Stainless Steel vs. R60704 Alloy

EN 1.4818 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 1.4818 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, % 40
16
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
36
Tensile Strength: Ultimate (UTS), MPa 700
470
Tensile Strength: Yield (Proof), MPa 330
270

Thermal Properties

Latent Heat of Fusion, J/g 300
240
Specific Heat Capacity, J/kg-K 490
270
Thermal Conductivity, W/m-K 17
22
Thermal Expansion, µm/m-K 17
6.0

Otherwise Unclassified Properties

Density, g/cm3 7.7
6.7
Embodied Water, L/kg 150
460

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 230
64
Resilience: Unit (Modulus of Resilience), kJ/m3 270
370
Stiffness to Weight: Axial, points 14
8.1
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 25
20
Strength to Weight: Bending, points 23
20
Thermal Diffusivity, mm2/s 4.5
12
Thermal Shock Resistance, points 15
58

Alloy Composition

Carbon (C), % 0.040 to 0.080
0 to 0.050
Cerium (Ce), % 0.030 to 0.080
0
Chromium (Cr), % 18 to 20
0.2 to 0.4
Hafnium (Hf), % 0
0 to 4.5
Hydrogen (H), % 0
0 to 0.0050
Iron (Fe), % 65.6 to 71.8
0.2 to 0.4
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 9.0 to 11
0
Nitrogen (N), % 0.12 to 0.2
0 to 0.025
Oxygen (O), % 0
0 to 0.18
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 1.0 to 2.0
0
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
1.0 to 2.0
Zirconium (Zr), % 0
93 to 98.8