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S42300 Stainless Steel vs. EN 1.4749 Stainless Steel

Both S42300 stainless steel and EN 1.4749 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 (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 1.4749 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 330
180
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 9.1
16
Fatigue Strength, MPa 440
190
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
80
Shear Strength, MPa 650
370
Tensile Strength: Ultimate (UTS), MPa 1100
600
Tensile Strength: Yield (Proof), MPa 850
320

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Maximum Temperature: Corrosion, °C 380
450
Maximum Temperature: Mechanical, °C 750
1100
Melting Completion (Liquidus), °C 1470
1420
Melting Onset (Solidus), °C 1420
1380
Specific Heat Capacity, J/kg-K 470
490
Thermal Conductivity, W/m-K 25
17
Thermal Expansion, µm/m-K 10
9.6

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.5
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 5.2
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
13
Density, g/cm3 7.8
7.6
Embodied Carbon, kg CO2/kg material 3.2
2.5
Embodied Energy, MJ/kg 44
36
Embodied Water, L/kg 110
160

Common Calculations

PREN (Pitting Resistance) 21
31
Resilience: Ultimate (Unit Rupture Work), MJ/m3 93
80
Resilience: Unit (Modulus of Resilience), kJ/m3 1840
250
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 39
22
Strength to Weight: Bending, points 30
21
Thermal Diffusivity, mm2/s 6.8
4.6
Thermal Shock Resistance, points 40
22

Alloy Composition

Carbon (C), % 0.27 to 0.32
0.15 to 0.2
Chromium (Cr), % 11 to 12
26 to 29
Iron (Fe), % 82 to 85.1
68.5 to 73.7
Manganese (Mn), % 1.0 to 1.4
0 to 1.0
Molybdenum (Mo), % 2.5 to 3.0
0
Nickel (Ni), % 0 to 0.5
0
Nitrogen (N), % 0
0.15 to 0.25
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.015
Vanadium (V), % 0.2 to 0.3
0