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EN 1.4565 Stainless Steel vs. EN 1.8151 Steel

Both EN 1.4565 stainless steel and EN 1.8151 steel are iron alloys. They have 48% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is EN 1.4565 stainless steel and the bottom bar is EN 1.8151 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 81
72
Tensile Strength: Ultimate (UTS), MPa 880
670 to 1940

Thermal Properties

Latent Heat of Fusion, J/g 310
270
Maximum Temperature: Mechanical, °C 1100
410
Melting Completion (Liquidus), °C 1420
1440
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 12
50
Thermal Expansion, µm/m-K 15
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 28
2.2
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 5.4
1.8
Embodied Energy, MJ/kg 74
25
Embodied Water, L/kg 210
49

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 31
24 to 70
Strength to Weight: Bending, points 26
22 to 45
Thermal Diffusivity, mm2/s 3.2
14
Thermal Shock Resistance, points 21
20 to 58

Alloy Composition

Carbon (C), % 0 to 0.030
0.4 to 0.5
Chromium (Cr), % 24 to 26
0.4 to 0.8
Iron (Fe), % 41.2 to 50.7
95.9 to 97.2
Manganese (Mn), % 5.0 to 7.0
0.6 to 0.9
Molybdenum (Mo), % 4.0 to 5.0
0
Nickel (Ni), % 16 to 19
0
Niobium (Nb), % 0 to 0.15
0
Nitrogen (N), % 0.3 to 0.6
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 1.0
1.3 to 1.7
Sulfur (S), % 0 to 0.015
0 to 0.025
Vanadium (V), % 0
0.1 to 0.2