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S38815 Stainless Steel vs. EN 1.6554 Steel

Both S38815 stainless steel and EN 1.6554 steel are iron alloys. They have 65% 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 S38815 stainless steel and the bottom bar is EN 1.6554 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
230 to 280
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 34
17 to 21
Fatigue Strength, MPa 230
380 to 520
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 74
73
Tensile Strength: Ultimate (UTS), MPa 610
780 to 930
Tensile Strength: Yield (Proof), MPa 290
550 to 790

Thermal Properties

Latent Heat of Fusion, J/g 370
250
Maximum Temperature: Mechanical, °C 860
420
Melting Completion (Liquidus), °C 1360
1460
Melting Onset (Solidus), °C 1310
1420
Specific Heat Capacity, J/kg-K 500
470
Thermal Expansion, µm/m-K 15
13

Otherwise Unclassified Properties

Base Metal Price, % relative 19
3.4
Density, g/cm3 7.5
7.9
Embodied Carbon, kg CO2/kg material 3.8
1.7
Embodied Energy, MJ/kg 54
22
Embodied Water, L/kg 140
53

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
140 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 220
810 to 1650
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22
27 to 33
Strength to Weight: Bending, points 21
24 to 27
Thermal Shock Resistance, points 15
23 to 27

Alloy Composition

Aluminum (Al), % 0 to 0.3
0
Carbon (C), % 0 to 0.030
0.23 to 0.28
Chromium (Cr), % 13 to 15
0.7 to 0.9
Copper (Cu), % 0.75 to 1.5
0 to 0.3
Iron (Fe), % 56.1 to 67
94.6 to 97.3
Manganese (Mn), % 0 to 2.0
0.6 to 0.9
Molybdenum (Mo), % 0.75 to 1.5
0.2 to 0.3
Nickel (Ni), % 13 to 17
1.0 to 2.0
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 5.5 to 6.5
0 to 0.6
Sulfur (S), % 0 to 0.020
0 to 0.025
Vanadium (V), % 0
0 to 0.030