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EN 1.4923 Stainless Steel vs. EN 1.8523 Steel

Both EN 1.4923 stainless steel and EN 1.8523 steel are iron alloys. They have a moderately high 91% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4923 stainless steel and the bottom bar is EN 1.8523 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 12 to 21
15
Fatigue Strength, MPa 300 to 440
530
Impact Strength: V-Notched Charpy, J 22 to 30
36
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
74
Shear Strength, MPa 540 to 590
610
Tensile Strength: Ultimate (UTS), MPa 870 to 980
1000
Tensile Strength: Yield (Proof), MPa 470 to 780
800

Thermal Properties

Latent Heat of Fusion, J/g 270
260
Maximum Temperature: Mechanical, °C 740
480
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 24
39
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
7.8
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
9.0

Otherwise Unclassified Properties

Base Metal Price, % relative 8.0
4.2
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.9
2.2
Embodied Energy, MJ/kg 41
31
Embodied Water, L/kg 100
64

Common Calculations

PREN (Pitting Resistance) 15
6.4
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 150
140
Resilience: Unit (Modulus of Resilience), kJ/m3 570 to 1580
1700
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 31 to 35
36
Strength to Weight: Bending, points 26 to 28
28
Thermal Diffusivity, mm2/s 6.5
10
Thermal Shock Resistance, points 30 to 34
29

Alloy Composition

Carbon (C), % 0.18 to 0.24
0.35 to 0.45
Chromium (Cr), % 11 to 12.5
3.0 to 3.5
Iron (Fe), % 83.5 to 87.1
93.5 to 95.7
Manganese (Mn), % 0.4 to 0.9
0.4 to 0.7
Molybdenum (Mo), % 0.8 to 1.2
0.8 to 1.1
Nickel (Ni), % 0.3 to 0.8
0
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0 to 0.5
0 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.035
Vanadium (V), % 0.25 to 0.35
0.15 to 0.25