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Master Bond adhesives

AISI 4320 Steel, normalized at 895°C (1640°F)
Categories: Metal; Ferrous Metal; Alloy Steel; AISI 4000 Series Steel; Low Alloy Steel; Carbon Steel; Low Carbon Steel
Material Notes: Heat treatment: Direct quench for pot - carburized at 925°C (1700°F) for 8 hours, quenched in agitated oil, 150°C (300°F) temper.
Key Words: UNS G43200, ASTM A322, ASTM A331, ASTM A505, ASTM A519, ASTM A535
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Physical PropertiesMetricEnglishComments
Density 7.85 g/cc0.284 lb/in³
 
Mechanical PropertiesMetricEnglishComments
Hardness, Brinell 235235
Hardness, Knoop 259259Converted from Brinell
Hardness, Rockwell B 9797Converted from Brinell
Hardness, Rockwell C 2121Converted from Brinell
Hardness, Vickers 247247Converted from Brinell
Tensile Strength, Ultimate 793 MPa115000 psi
Tensile Strength, Yield 460 MPa66700 psi
Elongation at Break 20.8 %20.8 %in 50 mm
Reduction of Area 51 %51 %
Modulus of Elasticity 205 GPa29700 ksiTypical for steel
Bulk Modulus 160 GPa23200 ksiTypical for steel
Poissons Ratio 0.290.29Calculated
Machinability 60 %60 %annealed and cold drawn. Based on 100% machinability for AISI 1212 steel.
Shear Modulus 80.0 GPa11600 ksiTypical for steels.
Izod Impact 73.0 J53.8 ft-lb
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 0.0000245 ohm-cm0.0000245 ohm-cmTypical 4000 series steel
 
Thermal PropertiesMetricEnglishComments
CTE, linear 11.3 µm/m-°C
@Temperature -18.0 - 95.0 °C		6.28 µin/in-°F
@Temperature -0.400 - 203 °F		condition of specimen unknown
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 0.17 - 0.22 %0.17 - 0.22 %
Chromium, Cr 0.40 - 0.60 %0.40 - 0.60 %
Iron, Fe 95.855 - 96.98 %95.855 - 96.98 %As remainder
Manganese, Mn 0.45 - 0.65 %0.45 - 0.65 %
Molybdenum, Mo 0.20 - 0.30 %0.20 - 0.30 %
Nickel, Ni 1.65 - 2.0 %1.65 - 2.0 %
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.

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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AISI 4320 Steel, direct quench from pot (carburized 925°C (1700°F) for 8 hrs., quenched in agitated oil, 150°C (300°F) temper), 1.5 mm case depth
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AISI 4320 Steel, single quenched and tempered (carburized 925°C (1700°F) for 8hrs, pot cooled, reheated to 830°C (1525°F), quenched in agitated oil, 150°C (300°F) temper)
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AISI 4320 Steel, double quenched and tempered (carburized 925°C (1700°F) for 8hrs, pot cooled, reheated to 815°C (1500°F), quenched in agitated oil, reheated to 775°C, quenched in agitated oil, 150°C (300°F) temper), 1.9 mm case depth

M432AA / 7691




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