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SAE-AISI 8617 Steel vs. EN 1.4513 Stainless Steel

Both SAE-AISI 8617 steel and EN 1.4513 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 82% 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 SAE-AISI 8617 steel and the bottom bar is EN 1.4513 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 25
26
Fatigue Strength, MPa 230
170
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Shear Strength, MPa 300
310
Tensile Strength: Ultimate (UTS), MPa 470
480
Tensile Strength: Yield (Proof), MPa 320
240

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Maximum Temperature: Mechanical, °C 410
880
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 43
25
Thermal Expansion, µm/m-K 12
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
10
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.5
2.5
Embodied Energy, MJ/kg 20
35
Embodied Water, L/kg 50
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
100
Resilience: Unit (Modulus of Resilience), kJ/m3 270
150
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 17
17
Strength to Weight: Bending, points 17
18
Thermal Diffusivity, mm2/s 12
6.8
Thermal Shock Resistance, points 15
17

Alloy Composition

Carbon (C), % 0.15 to 0.2
0 to 0.025
Chromium (Cr), % 0.4 to 0.6
16 to 18
Iron (Fe), % 96.9 to 98.1
77.7 to 83.1
Manganese (Mn), % 0.7 to 0.9
0 to 1.0
Molybdenum (Mo), % 0.15 to 0.25
0.8 to 1.4
Nickel (Ni), % 0.4 to 0.7
0
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0.15 to 0.35
0 to 1.0
Sulfur (S), % 0 to 0.040
0 to 0.015
Titanium (Ti), % 0
0.15 to 0.8