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S42300 Stainless Steel vs. EN 1.4418 Stainless Steel

Both S42300 stainless steel and EN 1.4418 stainless steel are iron alloys. They have a moderately high 91% 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 S42300 stainless steel and the bottom bar is EN 1.4418 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 9.1
16 to 20
Fatigue Strength, MPa 440
350 to 480
Impact Strength: V-Notched Charpy, J 13
62 to 90
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 650
530 to 620
Tensile Strength: Ultimate (UTS), MPa 1100
860 to 1000
Tensile Strength: Yield (Proof), MPa 850
540 to 790

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Maximum Temperature: Corrosion, °C 380
410
Maximum Temperature: Mechanical, °C 750
870
Melting Completion (Liquidus), °C 1470
1450
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 25
15
Thermal Expansion, µm/m-K 10
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.5
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 5.2
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
13
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.2
2.8
Embodied Energy, MJ/kg 44
39
Embodied Water, L/kg 110
130

Common Calculations

PREN (Pitting Resistance) 21
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 93
130 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 1840
730 to 1590
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 39
31 to 36
Strength to Weight: Bending, points 30
26 to 28
Thermal Diffusivity, mm2/s 6.8
4.0
Thermal Shock Resistance, points 40
31 to 36

Alloy Composition

Carbon (C), % 0.27 to 0.32
0 to 0.060
Chromium (Cr), % 11 to 12
15 to 17
Iron (Fe), % 82 to 85.1
73.2 to 80.2
Manganese (Mn), % 1.0 to 1.4
0 to 1.5
Molybdenum (Mo), % 2.5 to 3.0
0.8 to 1.5
Nickel (Ni), % 0 to 0.5
4.0 to 6.0
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 0.7
Sulfur (S), % 0 to 0.025
0 to 0.015
Vanadium (V), % 0.2 to 0.3
0