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EN 1.4523 Stainless Steel vs. EN 1.4762 Stainless Steel

Both EN 1.4523 stainless steel and EN 1.4762 stainless steel are iron alloys. Both are furnished in the annealed condition. They have a moderately high 91% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4523 stainless steel and the bottom bar is EN 1.4762 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
190
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 17
13
Fatigue Strength, MPa 190
180
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 78
78
Shear Strength, MPa 320
370
Tensile Strength: Ultimate (UTS), MPa 520
620
Tensile Strength: Yield (Proof), MPa 320
310

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Corrosion, °C 500
440
Maximum Temperature: Mechanical, °C 920
1150
Melting Completion (Liquidus), °C 1450
1410
Melting Onset (Solidus), °C 1410
1370
Specific Heat Capacity, J/kg-K 480
490
Thermal Conductivity, W/m-K 22
17
Thermal Expansion, µm/m-K 10
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
1.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 12
12
Density, g/cm3 7.7
7.6
Embodied Carbon, kg CO2/kg material 2.9
2.5
Embodied Energy, MJ/kg 40
37
Embodied Water, L/kg 130
170

Common Calculations

PREN (Pitting Resistance) 26
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 77
67
Resilience: Unit (Modulus of Resilience), kJ/m3 260
250
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 18
23
Strength to Weight: Bending, points 18
21
Thermal Diffusivity, mm2/s 5.8
4.6
Thermal Shock Resistance, points 18
22

Alloy Composition

Aluminum (Al), % 0 to 0.040
1.2 to 1.7
Carbon (C), % 0 to 0.030
0 to 0.12
Chromium (Cr), % 17.5 to 19
23 to 26
Iron (Fe), % 75.7 to 80.2
69.7 to 75.1
Manganese (Mn), % 0 to 0.5
0 to 1.0
Molybdenum (Mo), % 2.0 to 2.5
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0.7 to 1.4
Sulfur (S), % 0.15 to 0.35
0 to 0.015
Titanium (Ti), % 0.15 to 0.8
0