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EN 1.4567 Stainless Steel vs. SAE-AISI 8660 Steel

Both EN 1.4567 stainless steel and SAE-AISI 8660 steel are iron alloys. They have 70% of their average alloy composition in common. There are 31 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 1.4567 stainless steel and the bottom bar is SAE-AISI 8660 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 240
200
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 22 to 51
12
Fatigue Strength, MPa 190 to 260
340
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Shear Strength, MPa 390 to 490
390
Tensile Strength: Ultimate (UTS), MPa 550 to 780
660
Tensile Strength: Yield (Proof), MPa 200 to 390
550

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 930
410
Melting Completion (Liquidus), °C 1410
1450
Melting Onset (Solidus), °C 1370
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 11
39
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 16
2.6
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.1
1.5
Embodied Energy, MJ/kg 43
20
Embodied Water, L/kg 150
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150 to 220
73
Resilience: Unit (Modulus of Resilience), kJ/m3 100 to 400
800
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 19 to 27
23
Strength to Weight: Bending, points 19 to 24
21
Thermal Diffusivity, mm2/s 3.0
10
Thermal Shock Resistance, points 12 to 17
19

Alloy Composition

Carbon (C), % 0 to 0.040
0.56 to 0.64
Chromium (Cr), % 17 to 19
0.4 to 0.6
Copper (Cu), % 3.0 to 4.0
0
Iron (Fe), % 63.3 to 71.5
96.4 to 97.6
Manganese (Mn), % 0 to 2.0
0.75 to 1.0
Molybdenum (Mo), % 0
0.15 to 0.25
Nickel (Ni), % 8.5 to 10.5
0.4 to 0.7
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 0 to 1.0
0.15 to 0.35
Sulfur (S), % 0 to 0.015
0 to 0.040