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EN 1.5503 Steel vs. S38815 Stainless Steel

Both EN 1.5503 steel and S38815 stainless steel are iron alloys. They have 63% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.5503 steel and the bottom bar is S38815 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 120 to 160
190
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 12 to 17
34
Fatigue Strength, MPa 180 to 280
230
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
74
Shear Strength, MPa 270 to 320
410
Tensile Strength: Ultimate (UTS), MPa 400 to 520
610
Tensile Strength: Yield (Proof), MPa 270 to 430
290

Thermal Properties

Latent Heat of Fusion, J/g 250
370
Maximum Temperature: Mechanical, °C 400
860
Melting Completion (Liquidus), °C 1460
1360
Melting Onset (Solidus), °C 1420
1310
Specific Heat Capacity, J/kg-K 470
500
Thermal Expansion, µm/m-K 13
15

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
19
Density, g/cm3 7.8
7.5
Embodied Carbon, kg CO2/kg material 1.4
3.8
Embodied Energy, MJ/kg 18
54
Embodied Water, L/kg 46
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 41 to 81
170
Resilience: Unit (Modulus of Resilience), kJ/m3 200 to 490
220
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 14 to 19
22
Strength to Weight: Bending, points 15 to 18
21
Thermal Shock Resistance, points 12 to 15
15

Alloy Composition

Aluminum (Al), % 0
0 to 0.3
Boron (B), % 0.00080 to 0.0050
0
Carbon (C), % 0.16 to 0.2
0 to 0.030
Chromium (Cr), % 0
13 to 15
Copper (Cu), % 0 to 0.25
0.75 to 1.5
Iron (Fe), % 98.4 to 99.239
56.1 to 67
Manganese (Mn), % 0.6 to 0.8
0 to 2.0
Molybdenum (Mo), % 0
0.75 to 1.5
Nickel (Ni), % 0
13 to 17
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.3
5.5 to 6.5
Sulfur (S), % 0 to 0.025
0 to 0.020