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EN 1.5663 Steel vs. EN 1.4469 Stainless Steel

Both EN 1.5663 steel and EN 1.4469 stainless steel are iron alloys. They have 69% 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 1.5663 steel and the bottom bar is EN 1.4469 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 20
25
Fatigue Strength, MPa 450
380
Impact Strength: V-Notched Charpy, J 120
56
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 73
81
Tensile Strength: Ultimate (UTS), MPa 750
740
Tensile Strength: Yield (Proof), MPa 660
550

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 430
1100
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.7
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 9.8
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 7.5
21
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 2.3
4.1
Embodied Energy, MJ/kg 31
57
Embodied Water, L/kg 63
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
170
Resilience: Unit (Modulus of Resilience), kJ/m3 1150
730
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 26
26
Strength to Weight: Bending, points 23
23
Thermal Shock Resistance, points 22
20

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.030
Chromium (Cr), % 0
25 to 27
Copper (Cu), % 0
0 to 1.3
Iron (Fe), % 88.6 to 91.2
56.4 to 65.9
Manganese (Mn), % 0.3 to 0.8
0 to 1.0
Molybdenum (Mo), % 0 to 0.1
3.0 to 5.0
Nickel (Ni), % 8.5 to 10
6.0 to 8.0
Nitrogen (N), % 0
0.12 to 0.22
Phosphorus (P), % 0 to 0.015
0 to 0.035
Silicon (Si), % 0 to 0.35
0 to 1.0
Sulfur (S), % 0 to 0.0050
0 to 0.025
Vanadium (V), % 0 to 0.010
0