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EN 1.6582 Steel vs. S44635 Stainless Steel

Both EN 1.6582 steel and S44635 stainless steel are iron alloys. They have 69% 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 1.6582 steel and the bottom bar is S44635 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 300
240
Elastic (Young's, Tensile) Modulus, GPa 190
210
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 73
81
Tensile Strength: Ultimate (UTS), MPa 620 to 1750
710

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 440
1100
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 40
16
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.6
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 3.6
22
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.7
4.4
Embodied Energy, MJ/kg 22
62
Embodied Water, L/kg 56
170

Common Calculations

PREN (Pitting Resistance) 2.2
39
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22 to 62
25
Strength to Weight: Bending, points 21 to 41
23
Thermal Diffusivity, mm2/s 11
4.4
Thermal Shock Resistance, points 18 to 51
23

Alloy Composition

Carbon (C), % 0.3 to 0.38
0 to 0.025
Chromium (Cr), % 1.3 to 1.7
24.5 to 26
Iron (Fe), % 94.7 to 96.5
61.5 to 68.5
Manganese (Mn), % 0.5 to 0.8
0 to 1.0
Molybdenum (Mo), % 0.15 to 0.3
3.5 to 4.5
Nickel (Ni), % 1.3 to 1.7
3.5 to 4.5
Niobium (Nb), % 0
0.2 to 0.8
Nitrogen (N), % 0
0 to 0.035
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 0.4
0 to 0.75
Sulfur (S), % 0 to 0.035
0 to 0.030
Titanium (Ti), % 0
0.2 to 0.8