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EN 1.4913 Stainless Steel vs. SAE-AISI 8115 Steel

Both EN 1.4913 stainless steel and SAE-AISI 8115 steel are iron alloys. They have 88% of their average alloy composition in common. There are 30 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 1.4913 stainless steel and the bottom bar is SAE-AISI 8115 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 14 to 22
15
Fatigue Strength, MPa 320 to 480
320
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 75
73
Shear Strength, MPa 550 to 590
370
Tensile Strength: Ultimate (UTS), MPa 870 to 980
610
Tensile Strength: Yield (Proof), MPa 480 to 850
500

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 700
410
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 24
43
Thermal Expansion, µm/m-K 11
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
2.3
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.9
1.5
Embodied Energy, MJ/kg 41
19
Embodied Water, L/kg 97
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130 to 160
86
Resilience: Unit (Modulus of Resilience), kJ/m3 600 to 1860
660
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 31 to 35
21
Strength to Weight: Bending, points 26 to 28
20
Thermal Diffusivity, mm2/s 6.5
12
Thermal Shock Resistance, points 31 to 34
19

Alloy Composition

Aluminum (Al), % 0 to 0.020
0
Boron (B), % 0 to 0.0015
0
Carbon (C), % 0.17 to 0.23
0.13 to 0.18
Chromium (Cr), % 10 to 11.5
0.3 to 0.5
Iron (Fe), % 84.5 to 88.3
97.4 to 98.4
Manganese (Mn), % 0.4 to 0.9
0.7 to 0.9
Molybdenum (Mo), % 0.5 to 0.8
0.080 to 0.15
Nickel (Ni), % 0.2 to 0.6
0.2 to 0.4
Niobium (Nb), % 0.25 to 0.55
0
Nitrogen (N), % 0.050 to 0.1
0
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0 to 0.5
0.15 to 0.35
Sulfur (S), % 0 to 0.015
0 to 0.040
Vanadium (V), % 0.1 to 0.3
0