AISI E9310H Steel, direct quenched from pot, tempered at 150°C (300°F), 0.99 mm case depth

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AISI E9310H Steel, direct quenched from pot, tempered at 150°C (300°F), 0.99 mm case depth
Categories:	Metal; Ferrous Metal; Alloy Steel; AISI 9000 Series Steel; Low Alloy Steel; Carbon Steel; Low Carbon Steel
Material Notes:	Carburized at 925°C for 8 hours, oil quenched, 150°C temper, treated in 14.4 mm rounds, machined to 12.8 mm rounds, 0.99 mm case depth. Recommended practice for maximum case hardness
Key Words:	UNS H93100, ASTM A304, SAE J1268
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Physical Properties	Original Value	Comments

Density	7.85 g/cc

Mechanical Properties	Original Value	Comments
Hardness, Brinell	375
Hardness, Knoop	405	Converted from Brinell
Hardness, Rockwell B	100	Converted from Brinell
Hardness, Vickers	397	Converted from Brinell hardness value.
Tensile Strength, Ultimate	1238 MPa
Tensile Strength, Yield	993 MPa
Elongation at Break	15.3 %	in 50 mm
Modulus of Elasticity	200 GPa	Typical for steel
Bulk Modulus	160 GPa	Typical for steel.
Poissons Ratio	0.29	Calculated
Machinability	50 %	hot rolled and cold drawn. Based on 100% machinability for AISI 1212 steel.
Shear Modulus	80.0 GPa	Typical for steels.

Electrical Properties	Original Value	Comments
Electrical Resistivity	0.0000174 ohm-cm	Estimated

Thermal Properties	Original Value	Comments
CTE, linear	11.5 µm/m-°C @Temperature 20.0 °C	Estimated
	12.2 µm/m-°C @Temperature 250 °C	Estimated
	13.9 µm/m-°C @Temperature 500 °C	Estimated
	14.7 µm/m-°C @Temperature 1000 °C	Estimated
Specific Heat Capacity	0.472 J/g-°C	Estimated
Thermal Conductivity	51.9 W/m-K	Typical steel

Component Elements Properties	Original Value	Comments
Carbon, C	0.070 - 0.13 %
Chromium, Cr	1.0 - 1.45 %
Iron, Fe	93.67 - 95.35 %	As remainder
Manganese, Mn	0.40 - 0.70 %
Molybdenum, Mo	0.080 - 0.15 %
Nickel, Ni	2.95 - 3.55 %
Silicon, Si	0.15 - 0.30 %
Sulfur, S	<= 0.050 %

References for this datasheet.

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M931CA / 8678

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