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EN 1.7386 Steel vs. S41425 Stainless Steel

Both EN 1.7386 steel and S41425 stainless steel are iron alloys. They have 89% 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 1.7386 steel and the bottom bar is S41425 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170 to 200
280
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 18 to 21
17
Fatigue Strength, MPa 170 to 290
450
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
77
Shear Strength, MPa 340 to 410
570
Tensile Strength: Ultimate (UTS), MPa 550 to 670
920
Tensile Strength: Yield (Proof), MPa 240 to 440
750

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Maximum Temperature: Mechanical, °C 600
810
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 26
16
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 10
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
13
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.0
2.9
Embodied Energy, MJ/kg 28
40
Embodied Water, L/kg 88
120

Common Calculations

PREN (Pitting Resistance) 12
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 92 to 110
150
Resilience: Unit (Modulus of Resilience), kJ/m3 150 to 490
1420
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 20 to 24
33
Strength to Weight: Bending, points 19 to 22
27
Thermal Diffusivity, mm2/s 6.9
4.4
Thermal Shock Resistance, points 15 to 18
33

Alloy Composition

Aluminum (Al), % 0 to 0.040
0
Carbon (C), % 0.080 to 0.15
0 to 0.050
Chromium (Cr), % 8.0 to 10
12 to 15
Copper (Cu), % 0 to 0.3
0 to 0.3
Iron (Fe), % 86.8 to 90.5
74 to 81.9
Manganese (Mn), % 0.3 to 0.6
0.5 to 1.0
Molybdenum (Mo), % 0.9 to 1.1
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), % 0.25 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.010
0 to 0.0050