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EN 1.4865 Stainless Steel vs. EN 1.5663 Steel

Both EN 1.4865 stainless steel and EN 1.5663 steel are iron alloys. They have 50% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.4865 stainless steel and the bottom bar is EN 1.5663 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
230
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 6.8
20
Fatigue Strength, MPa 120
450
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Tensile Strength: Ultimate (UTS), MPa 470
750
Tensile Strength: Yield (Proof), MPa 250
660

Thermal Properties

Latent Heat of Fusion, J/g 320
250
Maximum Temperature: Mechanical, °C 1020
430
Melting Completion (Liquidus), °C 1380
1460
Melting Onset (Solidus), °C 1330
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 15
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
8.7
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
9.8

Otherwise Unclassified Properties

Base Metal Price, % relative 33
7.5
Density, g/cm3 8.0
8.0
Embodied Carbon, kg CO2/kg material 5.8
2.3
Embodied Energy, MJ/kg 81
31
Embodied Water, L/kg 200
63

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27
150
Resilience: Unit (Modulus of Resilience), kJ/m3 160
1150
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 16
26
Strength to Weight: Bending, points 17
23
Thermal Shock Resistance, points 11
22

Alloy Composition

Carbon (C), % 0.3 to 0.5
0 to 0.1
Chromium (Cr), % 18 to 21
0
Iron (Fe), % 34.4 to 44.7
88.6 to 91.2
Manganese (Mn), % 0 to 2.0
0.3 to 0.8
Molybdenum (Mo), % 0 to 0.5
0 to 0.1
Nickel (Ni), % 36 to 39
8.5 to 10
Phosphorus (P), % 0 to 0.040
0 to 0.015
Silicon (Si), % 1.0 to 2.5
0 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.0050
Vanadium (V), % 0
0 to 0.010