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EN 1.4409 Stainless Steel vs. EN 1.4062 Stainless Steel

Both EN 1.4409 stainless steel and EN 1.4062 stainless steel are iron alloys. They have 89% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4409 stainless steel and the bottom bar is EN 1.4062 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34
23 to 34
Fatigue Strength, MPa 180
410 to 420
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 78
79
Tensile Strength: Ultimate (UTS), MPa 490
770 to 800
Tensile Strength: Yield (Proof), MPa 220
530 to 600

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 420
440
Maximum Temperature: Mechanical, °C 990
1030
Melting Completion (Liquidus), °C 1440
1430
Melting Onset (Solidus), °C 1390
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 19
12
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 3.7
2.6
Embodied Energy, MJ/kg 52
37
Embodied Water, L/kg 160
150

Common Calculations

PREN (Pitting Resistance) 28
27
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
170 to 230
Resilience: Unit (Modulus of Resilience), kJ/m3 120
690 to 910
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 17
28 to 29
Strength to Weight: Bending, points 18
24 to 25
Thermal Diffusivity, mm2/s 4.1
4.0
Thermal Shock Resistance, points 11
21 to 22

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 18 to 20
21.5 to 24
Iron (Fe), % 61.7 to 71
69.3 to 77.3
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 2.0 to 2.5
0 to 0.45
Nickel (Ni), % 9.0 to 12
1.0 to 2.9
Nitrogen (N), % 0 to 0.2
0.16 to 0.28
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 1.5
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.010