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EN 1.4123 Stainless Steel vs. EN 1.5414 Steel

Both EN 1.4123 stainless steel and EN 1.5414 steel are iron alloys. They have 82% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.4123 stainless steel and the bottom bar is EN 1.5414 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220 to 250
170 to 180
Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Tensile Strength: Ultimate (UTS), MPa 720 to 810
550 to 580

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 840
410
Melting Completion (Liquidus), °C 1450
1470
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 23
44
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 10
2.6
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 4.2
1.6
Embodied Energy, MJ/kg 62
21
Embodied Water, L/kg 120
50

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 26 to 29
19 to 20
Strength to Weight: Bending, points 23 to 25
19 to 20
Thermal Diffusivity, mm2/s 6.3
12
Thermal Shock Resistance, points 26 to 29
16 to 17

Alloy Composition

Carbon (C), % 0.35 to 0.5
0 to 0.2
Chromium (Cr), % 14 to 16.5
0 to 0.3
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 76.7 to 84.6
96.4 to 98.7
Manganese (Mn), % 0 to 1.0
0.9 to 1.5
Molybdenum (Mo), % 1.0 to 2.5
0.45 to 0.6
Nickel (Ni), % 0 to 0.5
0 to 0.3
Nitrogen (N), % 0.1 to 0.3
0 to 0.012
Phosphorus (P), % 0 to 0.040
0 to 0.015
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.0050
Vanadium (V), % 0 to 1.5
0