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EN 1.5662 Steel vs. S38815 Stainless Steel

Both EN 1.5662 steel and S38815 stainless steel are iron alloys. They have 72% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.5662 steel and the bottom bar is S38815 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220 to 230
190
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 20
34
Fatigue Strength, MPa 380 to 450
230
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
74
Shear Strength, MPa 460 to 470
410
Tensile Strength: Ultimate (UTS), MPa 740 to 750
610
Tensile Strength: Yield (Proof), MPa 550 to 660
290

Thermal Properties

Latent Heat of Fusion, J/g 250
370
Maximum Temperature: Mechanical, °C 430
860
Melting Completion (Liquidus), °C 1460
1360
Melting Onset (Solidus), °C 1410
1310
Specific Heat Capacity, J/kg-K 470
500
Thermal Expansion, µm/m-K 13
15

Otherwise Unclassified Properties

Base Metal Price, % relative 7.5
19
Density, g/cm3 8.0
7.5
Embodied Carbon, kg CO2/kg material 2.3
3.8
Embodied Energy, MJ/kg 31
54
Embodied Water, L/kg 63
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 150
170
Resilience: Unit (Modulus of Resilience), kJ/m3 810 to 1150
220
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 26
22
Strength to Weight: Bending, points 23
21
Thermal Shock Resistance, points 22
15

Alloy Composition

Aluminum (Al), % 0
0 to 0.3
Carbon (C), % 0 to 0.1
0 to 0.030
Chromium (Cr), % 0
13 to 15
Copper (Cu), % 0
0.75 to 1.5
Iron (Fe), % 88.6 to 91.2
56.1 to 67
Manganese (Mn), % 0.3 to 0.8
0 to 2.0
Molybdenum (Mo), % 0 to 0.1
0.75 to 1.5
Nickel (Ni), % 8.5 to 10
13 to 17
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 0.35
5.5 to 6.5
Sulfur (S), % 0 to 0.0050
0 to 0.020
Vanadium (V), % 0 to 0.050
0