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Rulon Bearings

AISI 8615 Steel, heat treated, 150°C (300°F) temper, 25 mm bar
Categories: Metal; Ferrous Metal; Alloy Steel; AISI 8000 Series Steel; Low Alloy Steel; Carbon Steel; Low Carbon Steel
Material Notes: Pseudocarburized at 900-925°C, box cooled, reheated to 840°C, oil quenched, 150°C (300°F) temper, 25 mm bar
Key Words: UNS G86150, AMS 5333, ASTM A322, ASTM A505, MIL-SPEC MIL-S-866, SAE J404, SAE J770
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Physical PropertiesMetricEnglishComments
Density 7.85 g/cc0.284 lb/in³
 
Mechanical PropertiesMetricEnglishComments
Hardness, Brinell 179 - 235179 - 235hot rolled and cold drawn
Hardness, Knoop 229229Converted from Brinell
Hardness, Rockwell B 9393Converted from Brinell
Hardness, Rockwell C 1515Converted from Brinell hardness. Value below normal HRC range, for comparison purposes only.
Hardness, Vickers 217217Converted from Brinell
Tensile Strength, Ultimate 690 MPa100000 psi
Tensile Strength, Yield 500 MPa72500 psi
Elongation at Break 20 %20 %in 50 mm
Modulus of Elasticity 205 GPa29700 ksiTypical for steel
Bulk Modulus 160 GPa23200 ksiTypical for steels
Poissons Ratio 0.290.29Calculated
Machinability 70 %70 %hot rolled and cold drawn. Based on 100% machinability for AISI 1212 steel.
Shear Modulus 80.0 GPa11600 ksiTypical for steel.
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 0.0000300 ohm-cm
@Temperature 50.0 °C		0.0000300 ohm-cm
@Temperature 122 °F		condition of specimen unknown
 
Thermal PropertiesMetricEnglishComments
Specific Heat Capacity 0.475 J/g-°C0.114 BTU/lb-°FTypical steel
Thermal Conductivity 46.6 W/m-K323 BTU-in/hr-ft²-°FTypical steel
 
Component Elements PropertiesMetricEnglishComments
Carbon, C 0.13 - 0.18 %0.13 - 0.18 %
Chromium, Cr 0.40 - 0.60 %0.40 - 0.60 %
Iron, Fe 96.995 - 98.07 %96.995 - 98.07 %As remainder
Manganese, Mn 0.70 - 0.90 %0.70 - 0.90 %
Molybdenum, Mo 0.15 - 0.25 %0.15 - 0.25 %
Nickel, Ni 0.40 - 0.70 %0.40 - 0.70 %
Phosphorus, P <= 0.035 %<= 0.035 %
Silicon, Si 0.15 - 0.30 %0.15 - 0.30 %
Sulfur, S <= 0.040 %<= 0.040 %

References for this datasheet.

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