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EN 1.4523 Stainless Steel vs. S32803 Stainless Steel

Both EN 1.4523 stainless steel and S32803 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 86% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.4523 stainless steel and the bottom bar is S32803 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
210
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 17
18
Fatigue Strength, MPa 190
350
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 78
81
Shear Strength, MPa 320
420
Tensile Strength: Ultimate (UTS), MPa 520
680
Tensile Strength: Yield (Proof), MPa 320
560

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Corrosion, °C 500
510
Maximum Temperature: Mechanical, °C 920
1100
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 22
16
Thermal Expansion, µm/m-K 10
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 12
19
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.9
3.7
Embodied Energy, MJ/kg 40
53
Embodied Water, L/kg 130
180

Common Calculations

PREN (Pitting Resistance) 26
36
Resilience: Ultimate (Unit Rupture Work), MJ/m3 77
120
Resilience: Unit (Modulus of Resilience), kJ/m3 260
760
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 18
25
Strength to Weight: Bending, points 18
22
Thermal Diffusivity, mm2/s 5.8
4.4
Thermal Shock Resistance, points 18
22

Alloy Composition

Aluminum (Al), % 0 to 0.040
0
Carbon (C), % 0 to 0.030
0 to 0.015
Chromium (Cr), % 17.5 to 19
28 to 29
Iron (Fe), % 75.7 to 80.2
62.9 to 67.1
Manganese (Mn), % 0 to 0.5
0 to 0.5
Molybdenum (Mo), % 2.0 to 2.5
1.8 to 2.5
Nickel (Ni), % 0
3.0 to 4.0
Niobium (Nb), % 0
0.15 to 0.5
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.55
Sulfur (S), % 0.15 to 0.35
0 to 0.0035
Titanium (Ti), % 0.15 to 0.8
0