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Rulon Bearings

AISI 1144 Steel, cold drawn, 19-32 mm (0.75-1.25 in) round
Categories: Metal; Ferrous Metal; Carbon Steel; AISI 1000 Series Steel; Medium Carbon Steel

Key Words: UNS G11410
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Physical PropertiesMetricEnglishComments
Density 7.85 g/cc0.284 lb/in³
 
Mechanical PropertiesMetricEnglishComments
Hardness, Brinell 217217
Hardness, Knoop 240240Converted from Brinell
Hardness, Rockwell B 9595Converted from Brinell
Hardness, Rockwell C 1717
Hardness, Vickers 228228Converted from Brinell
Tensile Strength, Ultimate 745 MPa108000 psi
Tensile Strength, Yield 620 MPa89900 psi
Elongation at Break 10 %10 %in 50 mm
Reduction of Area 30 %30 %
Modulus of Elasticity 205 GPa29700 ksiTypical for steel
Bulk Modulus 160 GPa23200 ksiTypical for steel
Poissons Ratio 0.290.29Typical For Steel
Shear Modulus 80.0 GPa11600 ksiTypical for steel
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 0.0000174 ohm-cm0.0000174 ohm-cmTypical steel
 
Thermal PropertiesMetricEnglishComments
Specific Heat Capacity 0.472 J/g-°C0.113 BTU/lb-°FTypical steel
Thermal Conductivity 49.8 W/m-K346 BTU-in/hr-ft²-°FTypical steel
 
Component Elements PropertiesMetricEnglishComments
Carbon, C 0.40 - 0.48 %0.40 - 0.48 %
Iron, Fe 97.50 - 98.01 %97.50 - 98.01 %As remainder
Manganese, Mn 1.35 - 1.65 %1.35 - 1.65 %
Phosphorus, P <= 0.040 %<= 0.040 %
Sulfur, S 0.24 - 0.33 %0.24 - 0.33 %

References for this datasheet.

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