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EN 1.4521 Stainless Steel vs. EN 1.4563 Stainless Steel

Both EN 1.4521 stainless steel and EN 1.4563 stainless steel are iron alloys. They have 57% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.4521 stainless steel and the bottom bar is EN 1.4563 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 23
40
Fatigue Strength, MPa 230
210
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
80
Shear Strength, MPa 330
420
Tensile Strength: Ultimate (UTS), MPa 520
620
Tensile Strength: Yield (Proof), MPa 340
250

Thermal Properties

Latent Heat of Fusion, J/g 290
310
Maximum Temperature: Corrosion, °C 500
460
Maximum Temperature: Mechanical, °C 930
1100
Melting Completion (Liquidus), °C 1460
1420
Melting Onset (Solidus), °C 1410
1370
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 23
12
Thermal Expansion, µm/m-K 10
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 12
36
Density, g/cm3 7.7
8.1
Embodied Carbon, kg CO2/kg material 2.8
6.3
Embodied Energy, MJ/kg 39
87
Embodied Water, L/kg 130
240

Common Calculations

PREN (Pitting Resistance) 26
39
Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
200
Resilience: Unit (Modulus of Resilience), kJ/m3 280
150
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 19
21
Strength to Weight: Bending, points 19
20
Thermal Diffusivity, mm2/s 6.2
3.2
Thermal Shock Resistance, points 18
13

Alloy Composition

Carbon (C), % 0 to 0.025
0 to 0.020
Chromium (Cr), % 17 to 20
26 to 28
Copper (Cu), % 0
0.7 to 1.5
Iron (Fe), % 74.6 to 81.1
31.6 to 40.3
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 1.8 to 2.5
3.0 to 4.0
Nickel (Ni), % 0
30 to 32
Nitrogen (N), % 0 to 0.030
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.7
Sulfur (S), % 0 to 0.015
0 to 0.010
Titanium (Ti), % 0.15 to 0.8
0