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EN 1.4854 Stainless Steel vs. EN 1.4421 Stainless Steel

Both EN 1.4854 stainless steel and EN 1.4421 stainless steel are iron alloys. They have 59% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4854 stainless steel and the bottom bar is EN 1.4421 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 45
11 to 17
Fatigue Strength, MPa 310
380 to 520
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
77
Tensile Strength: Ultimate (UTS), MPa 750
880 to 1100
Tensile Strength: Yield (Proof), MPa 340
620 to 950

Thermal Properties

Latent Heat of Fusion, J/g 330
280
Maximum Temperature: Corrosion, °C 450
410
Maximum Temperature: Mechanical, °C 1170
870
Melting Completion (Liquidus), °C 1370
1440
Melting Onset (Solidus), °C 1330
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 11
16
Thermal Expansion, µm/m-K 15
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 34
12
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 5.7
2.6
Embodied Energy, MJ/kg 81
36
Embodied Water, L/kg 220
130

Common Calculations

PREN (Pitting Resistance) 28
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 270
120 to 140
Resilience: Unit (Modulus of Resilience), kJ/m3 280
960 to 2270
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 26
31 to 39
Strength to Weight: Bending, points 23
26 to 30
Thermal Diffusivity, mm2/s 2.9
4.4
Thermal Shock Resistance, points 18
31 to 39

Alloy Composition

Carbon (C), % 0.040 to 0.080
0 to 0.060
Cerium (Ce), % 0.030 to 0.080
0
Chromium (Cr), % 24 to 26
15.5 to 17.5
Iron (Fe), % 33.6 to 40.6
74.4 to 80.5
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0
0 to 0.7
Nickel (Ni), % 34 to 36
4.0 to 5.5
Nitrogen (N), % 0.12 to 0.2
0
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 1.2 to 2.0
0 to 0.8
Sulfur (S), % 0 to 0.015
0 to 0.020