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EN 1.4423 Stainless Steel vs. S42300 Stainless Steel

Both EN 1.4423 stainless steel and S42300 stainless steel are iron alloys. They have a moderately high 93% of their average alloy composition in common. There are 33 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 1.4423 stainless steel and the bottom bar is S42300 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 17
9.1
Fatigue Strength, MPa 380
440
Impact Strength: V-Notched Charpy, J 110
13
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 520
650
Tensile Strength: Ultimate (UTS), MPa 850
1100
Tensile Strength: Yield (Proof), MPa 630
850

Thermal Properties

Latent Heat of Fusion, J/g 280
270
Maximum Temperature: Corrosion, °C 390
380
Maximum Temperature: Mechanical, °C 780
750
Melting Completion (Liquidus), °C 1460
1470
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 16
25
Thermal Expansion, µm/m-K 9.9
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
4.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
5.2

Otherwise Unclassified Properties

Base Metal Price, % relative 14
9.5
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.2
3.2
Embodied Energy, MJ/kg 43
44
Embodied Water, L/kg 120
110

Common Calculations

PREN (Pitting Resistance) 21
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
93
Resilience: Unit (Modulus of Resilience), kJ/m3 1000
1840
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 30
39
Strength to Weight: Bending, points 25
30
Thermal Diffusivity, mm2/s 4.3
6.8
Thermal Shock Resistance, points 31
40

Alloy Composition

Carbon (C), % 0 to 0.020
0.27 to 0.32
Chromium (Cr), % 11 to 13
11 to 12
Copper (Cu), % 0.2 to 0.8
0
Iron (Fe), % 73.8 to 80.5
82 to 85.1
Manganese (Mn), % 0 to 2.0
1.0 to 1.4
Molybdenum (Mo), % 2.3 to 2.8
2.5 to 3.0
Nickel (Ni), % 6.0 to 7.0
0 to 0.5
Nitrogen (N), % 0 to 0.020
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.0030
0 to 0.025
Vanadium (V), % 0
0.2 to 0.3