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EN 1.4923 Stainless Steel vs. S33550 Stainless Steel

Both EN 1.4923 stainless steel and S33550 stainless steel are iron alloys. They have 67% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (4, 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 S33550 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 12 to 21
40
Fatigue Strength, MPa 300 to 440
270
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 76
79
Shear Strength, MPa 540 to 590
470
Tensile Strength: Ultimate (UTS), MPa 870 to 980
680
Tensile Strength: Yield (Proof), MPa 470 to 780
310

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Maximum Temperature: Corrosion, °C 380
470
Maximum Temperature: Mechanical, °C 740
1100
Melting Completion (Liquidus), °C 1450
1400
Melting Onset (Solidus), °C 1410
1360
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 24
15
Thermal Expansion, µm/m-K 11
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 8.0
24
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.9
4.3
Embodied Energy, MJ/kg 41
61
Embodied Water, L/kg 100
190

Common Calculations

PREN (Pitting Resistance) 15
30
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 150
220
Resilience: Unit (Modulus of Resilience), kJ/m3 570 to 1580
250
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 31 to 35
24
Strength to Weight: Bending, points 26 to 28
22
Thermal Diffusivity, mm2/s 6.5
3.9
Thermal Shock Resistance, points 30 to 34
15

Alloy Composition

Carbon (C), % 0.18 to 0.24
0.040 to 0.1
Cerium (Ce), % 0
0.025 to 0.070
Chromium (Cr), % 11 to 12.5
25 to 28
Iron (Fe), % 83.5 to 87.1
48.8 to 58.2
Lanthanum (La), % 0
0.025 to 0.070
Manganese (Mn), % 0.4 to 0.9
0 to 1.5
Molybdenum (Mo), % 0.8 to 1.2
0
Nickel (Ni), % 0.3 to 0.8
16.5 to 20
Niobium (Nb), % 0
0.050 to 0.15
Nitrogen (N), % 0
0.18 to 0.25
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030
Vanadium (V), % 0.25 to 0.35
0