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EN 1.4520 Stainless Steel vs. EN 1.4854 Stainless Steel

Both EN 1.4520 stainless steel and EN 1.4854 stainless steel are iron alloys. They have 55% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4520 stainless steel and the bottom bar is EN 1.4854 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
180
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 26
45
Fatigue Strength, MPa 160
310
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
78
Shear Strength, MPa 310
520
Tensile Strength: Ultimate (UTS), MPa 480
750
Tensile Strength: Yield (Proof), MPa 220
340

Thermal Properties

Latent Heat of Fusion, J/g 280
330
Maximum Temperature: Corrosion, °C 500
450
Maximum Temperature: Mechanical, °C 870
1170
Melting Completion (Liquidus), °C 1440
1370
Melting Onset (Solidus), °C 1400
1330
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 20
11
Thermal Expansion, µm/m-K 10
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
34
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 2.2
5.7
Embodied Energy, MJ/kg 32
81
Embodied Water, L/kg 120
220

Common Calculations

PREN (Pitting Resistance) 17
28
Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
270
Resilience: Unit (Modulus of Resilience), kJ/m3 120
280
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 17
26
Strength to Weight: Bending, points 18
23
Thermal Diffusivity, mm2/s 5.4
2.9
Thermal Shock Resistance, points 17
18

Alloy Composition

Carbon (C), % 0 to 0.025
0.040 to 0.080
Cerium (Ce), % 0
0.030 to 0.080
Chromium (Cr), % 16 to 18
24 to 26
Iron (Fe), % 80.1 to 83.9
33.6 to 40.6
Manganese (Mn), % 0 to 0.5
0 to 2.0
Nickel (Ni), % 0
34 to 36
Nitrogen (N), % 0 to 0.015
0.12 to 0.2
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.5
1.2 to 2.0
Sulfur (S), % 0 to 0.015
0 to 0.015
Titanium (Ti), % 0.15 to 0.8
0