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S38815 Stainless Steel vs. EN 1.5521 Steel

Both S38815 stainless steel and EN 1.5521 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 1.5521 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
130 to 180
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 34
11 to 21
Fatigue Strength, MPa 230
210 to 310
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 74
73
Shear Strength, MPa 410
310 to 360
Tensile Strength: Ultimate (UTS), MPa 610
430 to 1390
Tensile Strength: Yield (Proof), MPa 290
300 to 490

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
1.9
Density, g/cm3 7.5
7.8
Embodied Carbon, kg CO2/kg material 3.8
1.4
Embodied Energy, MJ/kg 54
19
Embodied Water, L/kg 140
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
44 to 230
Resilience: Unit (Modulus of Resilience), kJ/m3 220
250 to 630
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22
15 to 49
Strength to Weight: Bending, points 21
16 to 35
Thermal Shock Resistance, points 15
13 to 41

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 to 98.9
Manganese (Mn), % 0 to 2.0
0.9 to 1.2
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