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EN 1.4805 Stainless Steel vs. S38815 Stainless Steel

Both EN 1.4805 stainless steel and S38815 stainless steel are iron alloys. They have 83% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4805 stainless steel and the bottom bar is S38815 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
190
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 9.0
34
Fatigue Strength, MPa 130
230
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
74
Tensile Strength: Ultimate (UTS), MPa 490
610
Tensile Strength: Yield (Proof), MPa 250
290

Thermal Properties

Latent Heat of Fusion, J/g 310
370
Maximum Temperature: Corrosion, °C 420
400
Maximum Temperature: Mechanical, °C 1000
860
Melting Completion (Liquidus), °C 1390
1360
Melting Onset (Solidus), °C 1350
1310
Specific Heat Capacity, J/kg-K 480
500
Thermal Expansion, µm/m-K 16
15

Otherwise Unclassified Properties

Base Metal Price, % relative 26
19
Density, g/cm3 7.9
7.5
Embodied Carbon, kg CO2/kg material 4.7
3.8
Embodied Energy, MJ/kg 66
54
Embodied Water, L/kg 180
140

Common Calculations

PREN (Pitting Resistance) 22
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 37
170
Resilience: Unit (Modulus of Resilience), kJ/m3 150
220
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 17
22
Strength to Weight: Bending, points 18
21
Thermal Shock Resistance, points 11
15

Alloy Composition

Aluminum (Al), % 0
0 to 0.3
Carbon (C), % 0.2 to 0.5
0 to 0.030
Chromium (Cr), % 19 to 23
13 to 15
Copper (Cu), % 0
0.75 to 1.5
Iron (Fe), % 44.9 to 56.8
56.1 to 67
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0 to 0.5
0.75 to 1.5
Nickel (Ni), % 23 to 27
13 to 17
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 1.0 to 2.0
5.5 to 6.5
Sulfur (S), % 0 to 0.030
0 to 0.020