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Master Bond adhesives

AISI 4027 Steel, water quenched 865°C (1590°F), 480°C (900°F) temper, 14 mm (0.55 in.) round
Categories: Metal; Ferrous Metal; Alloy Steel; AISI 4000 Series Steel; Low Alloy Steel; Carbon Steel; Low Carbon Steel
Material Notes: As quenched hardness: 50 HRC surface, 50 HRC 1/2 radius, 50 HRC center.
Key Words: UNS G40270, ASTM A322, ASTM A331, ASTM A519, SAE J404, SAE J412, SAE J770, alloy steels
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Physical PropertiesMetricEnglishComments
Density 7.85 g/cc0.284 lb/in³
 
Mechanical PropertiesMetricEnglishComments
Hardness, Brinell 321321
Hardness, Knoop 348348Converted from Brinell
Hardness, Rockwell B 9999Converted from Brinell
Hardness, Rockwell C 3535Converted from Brinell
Hardness, Vickers 339339Converted from Brinell
Tensile Strength, Ultimate 1075 MPa155900 psi
Tensile Strength, Yield 986 MPa143000 psi
Elongation at Break 15.8 %15.8 %in 50 mm
Reduction of Area 58.4 %58.4 %
Modulus of Elasticity 205 GPa29700 ksiTypical for steel
Bulk Modulus 160 GPa23200 ksiTypical for steel
Poissons Ratio 0.290.29Calculated
Machinability 70 %70 %annealed and cold drawn. Based on 100% machinability for AISI 1212 steel.
Shear Modulus 80.0 GPa11600 ksiTypical for steel
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 0.0000245 ohm-cm0.0000245 ohm-cmTypical 4000 series steel
 
Thermal PropertiesMetricEnglishComments
Specific Heat Capacity 0.475 J/g-°C0.114 BTU/lb-°FTypical 4000 series steel
Thermal Conductivity 44.5 W/m-K309 BTU-in/hr-ft²-°FTypical steel
 
Component Elements PropertiesMetricEnglishComments
Carbon, C 0.25 - 0.30 %0.25 - 0.30 %
Iron, Fe 98.08 - 98.7 %98.08 - 98.7 %As remainder
Manganese, Mn 0.70 - 0.90 %0.70 - 0.90 %
Molybdenum, Mo 0.20 - 0.30 %0.20 - 0.30 %
Phosphorus, P <= 0.035 %<= 0.035 %
Silicon, Si 0.15 - 0.35 %0.15 - 0.35 %
Sulfur, S <= 0.040 %<= 0.040 %

References for this datasheet.

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Overview of materials for AISI 4000 Series Steel

M4027F / 7440




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