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EN 1.8505 Steel vs. EN 1.4501 Stainless Steel

Both EN 1.8505 steel and EN 1.4501 stainless steel are iron alloys. They have 64% 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 1.8505 steel and the bottom bar is EN 1.4501 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 320
250
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 13
27
Fatigue Strength, MPa 540
430
Impact Strength: V-Notched Charpy, J 28
90
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 73
80
Shear Strength, MPa 630
540
Tensile Strength: Ultimate (UTS), MPa 1050
830
Tensile Strength: Yield (Proof), MPa 860
600

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 440
1100
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 39
15
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 2.8
22
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.6
4.1
Embodied Energy, MJ/kg 22
57
Embodied Water, L/kg 65
180

Common Calculations

PREN (Pitting Resistance) 2.6
42
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
210
Resilience: Unit (Modulus of Resilience), kJ/m3 1950
870
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 37
29
Strength to Weight: Bending, points 30
25
Thermal Diffusivity, mm2/s 11
4.0
Thermal Shock Resistance, points 31
22

Alloy Composition

Aluminum (Al), % 0.8 to 1.2
0
Carbon (C), % 0.28 to 0.35
0 to 0.030
Chromium (Cr), % 1.5 to 1.8
24 to 26
Copper (Cu), % 0
0.5 to 1.0
Iron (Fe), % 95.4 to 97.1
57.6 to 65.8
Manganese (Mn), % 0.4 to 0.7
0 to 1.0
Molybdenum (Mo), % 0.2 to 0.4
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 0.035
0 to 0.015
Tungsten (W), % 0
0.5 to 1.0