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EN 1.4469 Stainless Steel vs. EN 1.4410 Stainless Steel

Both EN 1.4469 stainless steel and EN 1.4410 stainless steel are iron alloys. Both are furnished in the solution annealed (AT) condition. They have a very high 98% 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 1.4469 stainless steel and the bottom bar is EN 1.4410 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
210
Elongation at Break, % 25
24
Fatigue Strength, MPa 380
410
Impact Strength: V-Notched Charpy, J 56
90
Poisson's Ratio 0.27
0.27
Shear Modulus, GPa 81
81
Tensile Strength: Ultimate (UTS), MPa 740
850
Tensile Strength: Yield (Proof), MPa 550
600

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 450
450
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 17
15
Thermal Expansion, µm/m-K 13
13

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 21
20
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.1
4.0
Embodied Energy, MJ/kg 57
56
Embodied Water, L/kg 180
180

Common Calculations

PREN (Pitting Resistance) 42
42
Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
180
Resilience: Unit (Modulus of Resilience), kJ/m3 730
880
Stiffness to Weight: Axial, points 15
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 26
30
Strength to Weight: Bending, points 23
26
Thermal Diffusivity, mm2/s 4.6
4.0
Thermal Shock Resistance, points 20
23

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 25 to 27
24 to 26
Copper (Cu), % 0 to 1.3
0
Iron (Fe), % 56.4 to 65.9
58.1 to 66.8
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 3.0 to 5.0
3.0 to 4.5
Nickel (Ni), % 6.0 to 8.0
6.0 to 8.0
Nitrogen (N), % 0.12 to 0.22
0.24 to 0.35
Phosphorus (P), % 0 to 0.035
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.015