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EN 1.4123 Stainless Steel vs. AISI 301 Stainless Steel

Both EN 1.4123 stainless steel and AISI 301 stainless steel are iron alloys. They have a moderately high 91% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (7, 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 AISI 301 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220 to 250
190 to 440
Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Tensile Strength: Ultimate (UTS), MPa 720 to 810
590 to 1460

Thermal Properties

Latent Heat of Fusion, J/g 280
280
Maximum Temperature: Corrosion, °C 390
410
Maximum Temperature: Mechanical, °C 840
840
Melting Completion (Liquidus), °C 1450
1420
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 23
16
Thermal Expansion, µm/m-K 10
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 10
13
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 4.2
2.7
Embodied Energy, MJ/kg 62
39
Embodied Water, L/kg 120
130

Common Calculations

PREN (Pitting Resistance) 24
18
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 26 to 29
21 to 52
Strength to Weight: Bending, points 23 to 25
20 to 37
Thermal Diffusivity, mm2/s 6.3
4.2
Thermal Shock Resistance, points 26 to 29
12 to 31

Alloy Composition

Carbon (C), % 0.35 to 0.5
0 to 0.15
Chromium (Cr), % 14 to 16.5
16 to 18
Iron (Fe), % 76.7 to 84.6
70.7 to 78
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 1.0 to 2.5
0
Nickel (Ni), % 0 to 0.5
6.0 to 8.0
Nitrogen (N), % 0.1 to 0.3
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0 to 1.5
0

Comparable Variants