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AISI 384 Stainless Steel vs. EN 1.4855 Stainless Steel

Both AISI 384 stainless steel and EN 1.4855 stainless steel are iron alloys. They have 83% of their average alloy composition in common. There are 25 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 AISI 384 stainless steel and the bottom bar is EN 1.4855 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
150
Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Tensile Strength: Ultimate (UTS), MPa 480
500

Thermal Properties

Latent Heat of Fusion, J/g 290
320
Maximum Temperature: Corrosion, °C 410
610
Maximum Temperature: Mechanical, °C 910
1050
Melting Completion (Liquidus), °C 1420
1400
Melting Onset (Solidus), °C 1380
1350
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 16
14
Thermal Expansion, µm/m-K 16
16

Otherwise Unclassified Properties

Base Metal Price, % relative 20
34
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.7
5.9
Embodied Energy, MJ/kg 52
85
Embodied Water, L/kg 150
200

Common Calculations

PREN (Pitting Resistance) 16
25
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 17
18
Strength to Weight: Bending, points 17
18
Thermal Diffusivity, mm2/s 4.3
3.7
Thermal Shock Resistance, points 11
11

Alloy Composition

Carbon (C), % 0 to 0.040
0.3 to 0.5
Chromium (Cr), % 15 to 17
23 to 25
Iron (Fe), % 60.9 to 68
42.6 to 51.9
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 17 to 19
23 to 25
Niobium (Nb), % 0
0.8 to 1.8
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 1.0
1.0 to 2.5
Sulfur (S), % 0 to 0.030
0 to 0.030