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AISI 4620 Steel, mock carburized, 230°C (450°F) temper, 25 mm (1 in.) round
Categories:
Metal
;
Ferrous Metal
;
Alloy Steel
;
AISI 4000 Series Steel
;
Low Alloy Steel
;
Carbon Steel
;
Low Carbon Steel
Material Notes:
Mock Carburized at 925°C (1700°F) for 8 hrs., reheated to 815°C (1500°F), oil quenched, 230°C (450°F) temper.
Key Words:
SAE J404, SAE J412, SAE J780, UNS G46200, AMS 6294, ASTM A322, ASTM A331, ASTM A505, ASTM A535, MIL SPEC MIL-S-7493 (A4620)
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Physical Properties
Metric
English
Comments
Density
7.85
g/cc
0.284
lb/in³
Mechanical Properties
Metric
English
Comments
Hardness, Brinell
192
192
Hardness, Knoop
214
214
Converted from Brinell
Hardness, Rockwell B
91
91
Converted from Brinell
Hardness, Rockwell C
11
11
Converted from Brinell hardness. Value below normal HRC range, for comparison purposes only.
Hardness, Vickers
201
201
Converted from Brinell
Tensile Strength, Ultimate
675
MPa
97900
psi
Tensile Strength, Yield
455
MPa
66000
psi
Elongation at Break
27.5 %
27.5 %
in 50 mm
Reduction of Area
68.9 %
68.9 %
Modulus of Elasticity
205
GPa
29700
ksi
Typical for steel
Bulk Modulus
160
GPa
23200
ksi
Typical for steel.
Poissons Ratio
0.29
0.29
Calculated
Machinability
65 %
65 %
Hot rolled and cold drawn. Based on 100% machinability for AISI 1212 steel.
Shear Modulus
80.0
GPa
11600
ksi
Typical for steel.
Electrical Properties
Metric
English
Comments
Electrical Resistivity
0.0000245
ohm-cm
0.0000245
ohm-cm
Typical 4000 series steel
Thermal Properties
Metric
English
Comments
Specific Heat Capacity
0.475
J/g-°C
0.114
BTU/lb-°F
Typical 4000 series steel
Thermal Conductivity
44.5
W/m-K
309
BTU-in/hr-ft²-°F
Typical steel
Component Elements Properties
Metric
English
Comments
Carbon, C
0.17 - 0.22 %
0.17 - 0.22 %
Iron, Fe
96.405 - 97.38 %
96.405 - 97.38 %
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 - 0.35 %
0.15 - 0.35 %
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
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AISI 4620 Steel, mock carburized, 230°C (450°F) temper, 50 mm (2 in.) round
AISI 4620 Steel, mock carburized, 230°C (450°F) temper, 13 mm (0.5 in.) round
AISI 4620 Steel, mock carburized, 230°C (450°F) temper, 100 mm (4 in.) round
M462AK / 7882
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