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EN 1.6522 Steel vs. S44725 Stainless Steel

Both EN 1.6522 steel and S44725 stainless steel are iron alloys. They have 72% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.6522 steel and the bottom bar is S44725 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150 to 190
180
Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 73
81
Tensile Strength: Ultimate (UTS), MPa 500 to 1460
500

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 410
1100
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 39
17
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
15
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.5
3.1
Embodied Energy, MJ/kg 20
44
Embodied Water, L/kg 51
170

Common Calculations

Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 18 to 52
18
Strength to Weight: Bending, points 18 to 36
18
Thermal Diffusivity, mm2/s 10
4.6
Thermal Shock Resistance, points 15 to 43
16

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Carbon (C), % 0.17 to 0.23
0 to 0.015
Chromium (Cr), % 0.35 to 0.7
25 to 28.5
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 96.6 to 98.5
67.6 to 73.5
Manganese (Mn), % 0.6 to 1.0
0 to 0.4
Molybdenum (Mo), % 0.15 to 0.25
1.5 to 2.5
Nickel (Ni), % 0.4 to 0.7
0 to 0.3
Niobium (Nb), % 0
0 to 0.26
Nitrogen (N), % 0
0 to 0.018
Oxygen (O), % 0 to 0.0020
0
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.4
0 to 0.040
Sulfur (S), % 0 to 0.030
0 to 0.020
Titanium (Ti), % 0
0 to 0.26