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EN 1.4460 Stainless Steel vs. EN 1.4422 Stainless Steel

Both EN 1.4460 stainless steel and EN 1.4422 stainless steel are iron alloys. They have 84% 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 1.4460 stainless steel and the bottom bar is EN 1.4422 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 21
17
Fatigue Strength, MPa 330
380
Impact Strength: V-Notched Charpy, J 83
110
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 80
76
Shear Strength, MPa 470
520
Tensile Strength: Ultimate (UTS), MPa 750
850
Tensile Strength: Yield (Proof), MPa 510
630

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Maximum Temperature: Corrosion, °C 450
390
Maximum Temperature: Mechanical, °C 1100
760
Melting Completion (Liquidus), °C 1430
1450
Melting Onset (Solidus), °C 1390
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
16
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 18
11
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 3.4
2.7
Embodied Energy, MJ/kg 48
37
Embodied Water, L/kg 180
110

Common Calculations

PREN (Pitting Resistance) 34
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
130
Resilience: Unit (Modulus of Resilience), kJ/m3 640
1000
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
30
Strength to Weight: Bending, points 24
25
Thermal Diffusivity, mm2/s 4.0
4.3
Thermal Shock Resistance, points 20
31

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.020
Chromium (Cr), % 25 to 28
11 to 13
Copper (Cu), % 0
0.2 to 0.8
Iron (Fe), % 60.2 to 69.2
76.8 to 83.5
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 1.3 to 2.0
1.3 to 1.8
Nickel (Ni), % 4.5 to 6.5
4.0 to 5.0
Nitrogen (N), % 0.050 to 0.2
0 to 0.020
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.0030