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EN 1.8527 Steel vs. S41425 Stainless Steel

Both EN 1.8527 steel and S41425 stainless steel are iron alloys. They have 84% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.8527 steel and the bottom bar is S41425 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
280
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 16
17
Fatigue Strength, MPa 520
450
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
77
Shear Strength, MPa 550
570
Tensile Strength: Ultimate (UTS), MPa 900
920
Tensile Strength: Yield (Proof), MPa 800
750

Thermal Properties

Latent Heat of Fusion, J/g 260
280
Maximum Temperature: Mechanical, °C 490
810
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 41
16
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.8
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 9.0
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 4.0
13
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.7
2.9
Embodied Energy, MJ/kg 23
40
Embodied Water, L/kg 66
120

Common Calculations

PREN (Pitting Resistance) 5.7
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
150
Resilience: Unit (Modulus of Resilience), kJ/m3 1670
1420
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 32
33
Strength to Weight: Bending, points 26
27
Thermal Diffusivity, mm2/s 11
4.4
Thermal Shock Resistance, points 26
33

Alloy Composition

Carbon (C), % 0.040 to 0.12
0 to 0.050
Chromium (Cr), % 3.7 to 4.3
12 to 15
Copper (Cu), % 0 to 0.25
0 to 0.3
Iron (Fe), % 93.2 to 95.1
74 to 81.9
Manganese (Mn), % 0.85 to 1.2
0.5 to 1.0
Molybdenum (Mo), % 0.4 to 0.6
1.5 to 2.0
Nickel (Ni), % 0
4.0 to 7.0
Nitrogen (N), % 0
0.060 to 0.12
Phosphorus (P), % 0 to 0.025
0 to 0.020
Silicon (Si), % 0 to 0.4
0 to 0.5
Sulfur (S), % 0 to 0.035
0 to 0.0050