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EN 1.6582 Steel vs. S15500 Stainless Steel

Both EN 1.6582 steel and S15500 stainless steel are iron alloys. They have 80% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is EN 1.6582 steel and the bottom bar is S15500 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 300
290 to 430
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
75
Tensile Strength: Ultimate (UTS), MPa 620 to 1750
890 to 1490

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Maximum Temperature: Mechanical, °C 440
820
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1420
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 40
17
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
13
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.7
2.7
Embodied Energy, MJ/kg 22
39
Embodied Water, L/kg 56
130

Common Calculations

PREN (Pitting Resistance) 2.2
15
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22 to 62
32 to 53
Strength to Weight: Bending, points 21 to 41
26 to 37
Thermal Diffusivity, mm2/s 11
4.6
Thermal Shock Resistance, points 18 to 51
30 to 50

Alloy Composition

Carbon (C), % 0.3 to 0.38
0 to 0.070
Chromium (Cr), % 1.3 to 1.7
14 to 15.5
Copper (Cu), % 0
2.5 to 4.5
Iron (Fe), % 94.7 to 96.5
71.9 to 79.9
Manganese (Mn), % 0.5 to 0.8
0 to 1.0
Molybdenum (Mo), % 0.15 to 0.3
0
Nickel (Ni), % 1.3 to 1.7
3.5 to 5.5
Niobium (Nb), % 0
0.15 to 0.45
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 0.4
0 to 1.0
Sulfur (S), % 0 to 0.035
0 to 0.030