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EN 1.4903 Stainless Steel vs. EN 1.8153 Steel

Both EN 1.4903 stainless steel and EN 1.8153 steel are iron alloys. They have a moderately high 90% 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 1.4903 stainless steel and the bottom bar is EN 1.8153 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 75
72
Tensile Strength: Ultimate (UTS), MPa 670 to 680
670 to 2040

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Maximum Temperature: Mechanical, °C 650
410
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1420
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 26
45
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.4
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 4.0
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
2.1
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 2.6
1.8
Embodied Energy, MJ/kg 36
25
Embodied Water, L/kg 88
48

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24
24 to 74
Strength to Weight: Bending, points 22
22 to 46
Thermal Diffusivity, mm2/s 7.0
12
Thermal Shock Resistance, points 23
20 to 62

Alloy Composition

Aluminum (Al), % 0 to 0.040
0
Carbon (C), % 0.080 to 0.12
0.56 to 0.64
Chromium (Cr), % 8.0 to 9.5
0.2 to 0.4
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 87.1 to 90.5
95.7 to 96.9
Manganese (Mn), % 0.3 to 0.6
0.7 to 1.0
Molybdenum (Mo), % 0.85 to 1.1
0
Nickel (Ni), % 0 to 0.4
0
Niobium (Nb), % 0.060 to 0.1
0
Nitrogen (N), % 0.030 to 0.070
0
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0 to 0.5
1.5 to 2.0
Sulfur (S), % 0 to 0.015
0 to 0.025
Vanadium (V), % 0.18 to 0.25
0.1 to 0.2

Comparable Variants