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EN 1.4123 Stainless Steel vs. EN 1.4606 Stainless Steel

Both EN 1.4123 stainless steel and EN 1.4606 stainless steel are iron alloys. They have 71% of their average alloy composition in common. There are 26 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 EN 1.4606 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
75
Tensile Strength: Ultimate (UTS), MPa 720 to 810
600 to 1020

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Maximum Temperature: Corrosion, °C 390
770
Maximum Temperature: Mechanical, °C 840
910
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1410
1380
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 23
14
Thermal Expansion, µm/m-K 10
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
2.2

Otherwise Unclassified Properties

Base Metal Price, % relative 10
26
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 4.2
6.0
Embodied Energy, MJ/kg 62
87
Embodied Water, L/kg 120
170

Common Calculations

PREN (Pitting Resistance) 24
19
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 26 to 29
21 to 36
Strength to Weight: Bending, points 23 to 25
20 to 28
Thermal Diffusivity, mm2/s 6.3
3.7
Thermal Shock Resistance, points 26 to 29
21 to 35

Alloy Composition

Aluminum (Al), % 0
0 to 0.35
Boron (B), % 0
0.0010 to 0.010
Carbon (C), % 0.35 to 0.5
0 to 0.080
Chromium (Cr), % 14 to 16.5
13 to 16
Iron (Fe), % 76.7 to 84.6
49.2 to 59
Manganese (Mn), % 0 to 1.0
1.0 to 2.0
Molybdenum (Mo), % 1.0 to 2.5
1.0 to 1.5
Nickel (Ni), % 0 to 0.5
24 to 27
Nitrogen (N), % 0.1 to 0.3
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
1.9 to 2.3
Vanadium (V), % 0 to 1.5
0.1 to 0.5