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EN 1.4424 Stainless Steel vs. EN 1.4362 Stainless Steel

Both EN 1.4424 stainless steel and EN 1.4362 stainless steel are iron alloys. They have a moderately high 95% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4424 stainless steel and the bottom bar is EN 1.4362 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
230
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 28
25
Fatigue Strength, MPa 350 to 370
320
Impact Strength: V-Notched Charpy, J 90 to 91
90
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 78
79
Shear Strength, MPa 520
470
Tensile Strength: Ultimate (UTS), MPa 800
730
Tensile Strength: Yield (Proof), MPa 480 to 500
460

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Maximum Temperature: Corrosion, °C 420
440
Maximum Temperature: Mechanical, °C 960
1060
Melting Completion (Liquidus), °C 1430
1420
Melting Onset (Solidus), °C 1390
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 13
15
Thermal Expansion, µm/m-K 12
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 15
14
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 3.4
2.9
Embodied Energy, MJ/kg 46
41
Embodied Water, L/kg 140
160

Common Calculations

PREN (Pitting Resistance) 29
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190 to 200
160
Resilience: Unit (Modulus of Resilience), kJ/m3 580 to 640
530
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 29
26
Strength to Weight: Bending, points 25
23
Thermal Diffusivity, mm2/s 3.5
4.0
Thermal Shock Resistance, points 23
20

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 18 to 19
22 to 24.5
Copper (Cu), % 0
0.1 to 0.6
Iron (Fe), % 68.6 to 72.4
65.5 to 74.3
Manganese (Mn), % 1.2 to 2.0
0 to 2.0
Molybdenum (Mo), % 2.5 to 3.0
0.1 to 0.6
Nickel (Ni), % 4.5 to 5.2
3.5 to 5.5
Nitrogen (N), % 0.050 to 0.1
0.050 to 0.2
Phosphorus (P), % 0 to 0.035
0 to 0.035
Silicon (Si), % 1.4 to 2.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015