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EN 1.4123 Stainless Steel vs. EN 1.7383 Steel

Both EN 1.4123 stainless steel and EN 1.7383 steel are iron alloys. They have 85% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (8, 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 1.7383 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
74
Tensile Strength: Ultimate (UTS), MPa 720 to 810
560 to 610

Thermal Properties

Latent Heat of Fusion, J/g 280
260
Maximum Temperature: Mechanical, °C 840
460
Melting Completion (Liquidus), °C 1450
1470
Melting Onset (Solidus), °C 1410
1430
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 23
39
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 10
3.9
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 4.2
1.8
Embodied Energy, MJ/kg 62
23
Embodied Water, L/kg 120
59

Common Calculations

PREN (Pitting Resistance) 24
5.6
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 26 to 29
20 to 22
Strength to Weight: Bending, points 23 to 25
19 to 20
Thermal Diffusivity, mm2/s 6.3
11
Thermal Shock Resistance, points 26 to 29
16 to 18

Alloy Composition

Aluminum (Al), % 0
0 to 0.040
Carbon (C), % 0.35 to 0.5
0.080 to 0.15
Chromium (Cr), % 14 to 16.5
2.0 to 2.5
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 76.7 to 84.6
94.3 to 96.6
Manganese (Mn), % 0 to 1.0
0.4 to 0.8
Molybdenum (Mo), % 1.0 to 2.5
0.9 to 1.1
Nickel (Ni), % 0 to 0.5
0 to 0.3
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 0.5
Sulfur (S), % 0 to 0.030
0 to 0.010
Vanadium (V), % 0 to 1.5
0