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EN 1.7366 Steel vs. EN 1.4501 Stainless Steel

Both EN 1.7366 steel and EN 1.4501 stainless steel are iron alloys. They have 68% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.7366 steel and the bottom bar is EN 1.4501 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140 to 210
250
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 17 to 19
27
Fatigue Strength, MPa 160 to 320
430
Impact Strength: V-Notched Charpy, J 38
90
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 74
80
Shear Strength, MPa 290 to 440
540
Tensile Strength: Ultimate (UTS), MPa 460 to 710
830
Tensile Strength: Yield (Proof), MPa 230 to 480
600

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Maximum Temperature: Mechanical, °C 510
1100
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 40
15
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.1
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 4.3
22
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.7
4.1
Embodied Energy, MJ/kg 23
57
Embodied Water, L/kg 69
180

Common Calculations

PREN (Pitting Resistance) 6.8
42
Resilience: Ultimate (Unit Rupture Work), MJ/m3 74 to 110
210
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 600
870
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 16 to 25
29
Strength to Weight: Bending, points 17 to 23
25
Thermal Diffusivity, mm2/s 11
4.0
Thermal Shock Resistance, points 13 to 20
22

Alloy Composition

Carbon (C), % 0 to 0.18
0 to 0.030
Chromium (Cr), % 4.0 to 6.0
24 to 26
Copper (Cu), % 0
0.5 to 1.0
Iron (Fe), % 91.9 to 95.3
57.6 to 65.8
Manganese (Mn), % 0.3 to 0.8
0 to 1.0
Molybdenum (Mo), % 0.45 to 0.65
3.0 to 4.0
Nickel (Ni), % 0
6.0 to 8.0
Nitrogen (N), % 0
0.2 to 0.3
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0 to 0.4
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015
Tungsten (W), % 0
0.5 to 1.0