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S41425 Stainless Steel vs. EN 1.4374 Stainless Steel

Both S41425 stainless steel and EN 1.4374 stainless steel are iron alloys. They have 86% 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 S41425 stainless steel and the bottom bar is EN 1.4374 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 280
230
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 17
40
Fatigue Strength, MPa 450
340
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 570
550
Tensile Strength: Ultimate (UTS), MPa 920
800
Tensile Strength: Yield (Proof), MPa 750
400

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 390
410
Maximum Temperature: Mechanical, °C 810
920
Melting Completion (Liquidus), °C 1450
1400
Melting Onset (Solidus), °C 1410
1360
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 16
15
Thermal Expansion, µm/m-K 10
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 13
14
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 2.9
2.9
Embodied Energy, MJ/kg 40
42
Embodied Water, L/kg 120
150

Common Calculations

PREN (Pitting Resistance) 21
23
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
270
Resilience: Unit (Modulus of Resilience), kJ/m3 1420
400
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 33
29
Strength to Weight: Bending, points 27
25
Thermal Diffusivity, mm2/s 4.4
4.0
Thermal Shock Resistance, points 33
17

Alloy Composition

Carbon (C), % 0 to 0.050
0.050 to 0.1
Chromium (Cr), % 12 to 15
17.5 to 18.5
Copper (Cu), % 0 to 0.3
0 to 0.4
Iron (Fe), % 74 to 81.9
63.5 to 67.9
Manganese (Mn), % 0.5 to 1.0
9.0 to 10
Molybdenum (Mo), % 1.5 to 2.0
0 to 0.5
Nickel (Ni), % 4.0 to 7.0
5.0 to 6.0
Nitrogen (N), % 0.060 to 0.12
0.25 to 0.32
Phosphorus (P), % 0 to 0.020
0 to 0.035
Silicon (Si), % 0 to 0.5
0.3 to 0.6
Sulfur (S), % 0 to 0.0050
0 to 0.030