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EN 1.4466 Stainless Steel vs. EN 1.4724 Stainless Steel

Both EN 1.4466 stainless steel and EN 1.4724 stainless steel are iron alloys. They have 63% 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 1.4466 stainless steel and the bottom bar is EN 1.4724 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
170
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 42
16
Fatigue Strength, MPa 250
170
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
75
Shear Strength, MPa 440
340
Tensile Strength: Ultimate (UTS), MPa 640
550
Tensile Strength: Yield (Proof), MPa 280
280

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 450
390
Maximum Temperature: Mechanical, °C 1100
850
Melting Completion (Liquidus), °C 1420
1430
Melting Onset (Solidus), °C 1380
1390
Specific Heat Capacity, J/kg-K 470
490
Thermal Conductivity, W/m-K 14
21
Thermal Expansion, µm/m-K 16
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 28
7.0
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 5.0
2.0
Embodied Energy, MJ/kg 70
28
Embodied Water, L/kg 200
110

Common Calculations

PREN (Pitting Resistance) 35
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
73
Resilience: Unit (Modulus of Resilience), kJ/m3 200
210
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22
20
Strength to Weight: Bending, points 21
19
Thermal Diffusivity, mm2/s 3.7
5.6
Thermal Shock Resistance, points 14
19

Alloy Composition

Aluminum (Al), % 0
0.7 to 1.2
Carbon (C), % 0 to 0.020
0 to 0.12
Chromium (Cr), % 24 to 26
12 to 14
Iron (Fe), % 45.6 to 52.9
82.2 to 86.6
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 2.0 to 2.5
0
Nickel (Ni), % 21 to 23
0
Nitrogen (N), % 0.1 to 0.16
0
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.7
0.7 to 1.4
Sulfur (S), % 0 to 0.010
0 to 0.015