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EN 1.4568 Stainless Steel vs. AISI 384 Stainless Steel

Both EN 1.4568 stainless steel and AISI 384 stainless steel are iron alloys. They have 88% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.4568 stainless steel and the bottom bar is AISI 384 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
76
Tensile Strength: Ultimate (UTS), MPa 830 to 1620
480

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 410
410
Maximum Temperature: Mechanical, °C 890
910
Melting Completion (Liquidus), °C 1420
1420
Melting Onset (Solidus), °C 1380
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 16
16
Thermal Expansion, µm/m-K 13
16

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 13
20
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 2.8
3.7
Embodied Energy, MJ/kg 40
52
Embodied Water, L/kg 140
150

Common Calculations

PREN (Pitting Resistance) 17
16
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 30 to 58
17
Strength to Weight: Bending, points 25 to 40
17
Thermal Diffusivity, mm2/s 4.3
4.3
Thermal Shock Resistance, points 23 to 46
11

Alloy Composition

Aluminum (Al), % 0.7 to 1.5
0
Carbon (C), % 0 to 0.090
0 to 0.040
Chromium (Cr), % 16 to 18
15 to 17
Iron (Fe), % 70.9 to 76.8
60.9 to 68
Manganese (Mn), % 0 to 1.0
0 to 2.0
Nickel (Ni), % 6.5 to 7.8
17 to 19
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 0.7
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030