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EN 1.8522 Steel vs. EN 1.4424 Stainless Steel

Both EN 1.8522 steel and EN 1.4424 stainless steel are iron alloys. They have 75% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.8522 steel and the bottom bar is EN 1.4424 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220 to 380
230
Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
78
Tensile Strength: Ultimate (UTS), MPa 730 to 1250
800

Thermal Properties

Latent Heat of Fusion, J/g 260
310
Maximum Temperature: Mechanical, °C 470
960
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1420
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 39
13
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.8
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.9
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 4.2
15
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 2.2
3.4
Embodied Energy, MJ/kg 31
46
Embodied Water, L/kg 63
140

Common Calculations

PREN (Pitting Resistance) 6.2
29
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 26 to 44
29
Strength to Weight: Bending, points 23 to 33
25
Thermal Diffusivity, mm2/s 11
3.5
Thermal Shock Resistance, points 21 to 36
23

Alloy Composition

Carbon (C), % 0.29 to 0.36
0 to 0.030
Chromium (Cr), % 2.8 to 3.3
18 to 19
Copper (Cu), % 0 to 0.1
0
Iron (Fe), % 93.7 to 96
68.6 to 72.4
Manganese (Mn), % 0.4 to 0.7
1.2 to 2.0
Molybdenum (Mo), % 0.7 to 1.2
2.5 to 3.0
Nickel (Ni), % 0 to 0.3
4.5 to 5.2
Nitrogen (N), % 0
0.050 to 0.1
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0 to 0.4
1.4 to 2.0
Sulfur (S), % 0 to 0.035
0 to 0.015
Vanadium (V), % 0.15 to 0.25
0