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S38815 Stainless Steel vs. EN 1.5503 Steel

Both S38815 stainless steel and EN 1.5503 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 S38815 stainless steel and the bottom bar is EN 1.5503 steel.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

Latent Heat of Fusion, J/g 370
250
Maximum Temperature: Mechanical, °C 860
400
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
1.8
Density, g/cm3 7.5
7.8
Embodied Carbon, kg CO2/kg material 3.8
1.4
Embodied Energy, MJ/kg 54
18
Embodied Water, L/kg 140
46

Common Calculations

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

Alloy Composition

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