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EN 1.4855 Stainless Steel vs. EN 1.4373 Stainless Steel

Both EN 1.4855 stainless steel and EN 1.4373 stainless steel are iron alloys. They have 72% 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 1.4855 stainless steel and the bottom bar is EN 1.4373 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
230
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 4.6
46
Fatigue Strength, MPa 120
340
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Tensile Strength: Ultimate (UTS), MPa 500
750
Tensile Strength: Yield (Proof), MPa 250
370

Thermal Properties

Latent Heat of Fusion, J/g 320
290
Maximum Temperature: Corrosion, °C 610
410
Maximum Temperature: Mechanical, °C 1050
910
Melting Completion (Liquidus), °C 1400
1400
Melting Onset (Solidus), °C 1350
1360
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 14
15
Thermal Expansion, µm/m-K 16
17

Otherwise Unclassified Properties

Base Metal Price, % relative 34
13
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 5.9
2.8
Embodied Energy, MJ/kg 85
40
Embodied Water, L/kg 200
150

Common Calculations

PREN (Pitting Resistance) 25
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 19
290
Resilience: Unit (Modulus of Resilience), kJ/m3 160
340
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 18
27
Strength to Weight: Bending, points 18
24
Thermal Diffusivity, mm2/s 3.7
4.0
Thermal Shock Resistance, points 11
16

Alloy Composition

Carbon (C), % 0.3 to 0.5
0 to 0.15
Chromium (Cr), % 23 to 25
17 to 19
Iron (Fe), % 42.6 to 51.9
63 to 71.5
Manganese (Mn), % 0 to 2.0
7.5 to 10.5
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 23 to 25
4.0 to 6.0
Niobium (Nb), % 0.8 to 1.8
0
Nitrogen (N), % 0
0.050 to 0.25
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 1.0 to 2.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015