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EN 1.4477 Stainless Steel vs. EN 1.5663 Steel

Both EN 1.4477 stainless steel and EN 1.5663 steel are iron alloys. They have 68% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4477 stainless steel and the bottom bar is EN 1.5663 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
230
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 22 to 23
20
Fatigue Strength, MPa 420 to 490
450
Impact Strength: V-Notched Charpy, J 110
120
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 81
73
Shear Strength, MPa 550 to 580
470
Tensile Strength: Ultimate (UTS), MPa 880 to 930
750
Tensile Strength: Yield (Proof), MPa 620 to 730
660

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
430
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1380
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 13
13

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 20
7.5
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 3.7
2.3
Embodied Energy, MJ/kg 52
31
Embodied Water, L/kg 190
63

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180 to 190
150
Resilience: Unit (Modulus of Resilience), kJ/m3 940 to 1290
1150
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 31 to 33
26
Strength to Weight: Bending, points 26 to 27
23
Thermal Shock Resistance, points 23 to 25
22

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.1
Chromium (Cr), % 28 to 30
0
Copper (Cu), % 0 to 0.8
0
Iron (Fe), % 56.6 to 63.6
88.6 to 91.2
Manganese (Mn), % 0.8 to 1.5
0.3 to 0.8
Molybdenum (Mo), % 1.5 to 2.6
0 to 0.1
Nickel (Ni), % 5.8 to 7.5
8.5 to 10
Nitrogen (N), % 0.3 to 0.4
0
Phosphorus (P), % 0 to 0.030
0 to 0.015
Silicon (Si), % 0 to 0.5
0 to 0.35
Sulfur (S), % 0 to 0.015
0 to 0.0050
Vanadium (V), % 0
0 to 0.010