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Master Bond adhesives

AISI 4427 Steel, heat treated in 25 mm rounds, reheated to 865°C (1590°F), 150°C (300°F) temper
Categories: Metal; Ferrous Metal; Alloy Steel; AISI 4000 Series Steel; Low Alloy Steel; Carbon Steel; Low Carbon Steel

Material Notes: Heat treatment: Normalized at 925°C (1700°F) in 32 mm rounds, machined to 25 mm rounds, pseudo carburized at 925°C (1700°F) for 8 hrs., box cooled to RT, reheated to 865°C, oil quenched, 150°C (300°F) temper, tested in 12.8 mm rounds.

Key Words: alloy steels, UNS G44270, ASTM A519, SAE J404, SAE J412, SAE J770
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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 9999
Hardness, Rockwell C 3535Converted from Brinell
Hardness, Vickers 339339Converted from Brinell
Tensile Strength, Ultimate 1034 MPa150000 psi
Tensile Strength, Yield 620 MPa89900 psi
Elongation at Break 14 %14 %
Reduction of Area 44 %44 %
Modulus of Elasticity 205 GPa29700 ksiTypical for steel
Bulk Modulus 160 GPa23200 ksiTypical for steel.
Poissons Ratio 0.290.29Calculated
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 0.24 - 0.29 %0.24 - 0.29 %
Iron, Fe 97.985 - 98.56 %97.985 - 98.56 %As remainder
Manganese, Mn 0.70 - 0.90 %0.70 - 0.90 %
Molybdenum, Mo 0.35 - 0.45 %0.35 - 0.45 %
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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M4427C / 7863

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