Crucible Steel KETOS® Tool Steel, AISI O1

Login to see your most recently viewed materials here. Or if you don't have an account with us yet, then click here to register.

(Viewing data as-entered. Click here to return)

Crucible Steel KETOS® Tool Steel, AISI O1
Categories:	Metal; Ferrous Metal; Tool Steel; Oil-Hardening Steel
Material Notes:	Ketos is an oil-hardening tool steel which may be hardened from fairly low temperatures with little size change. This grade combines deep-hardening qualities with a fine-grained structure, affording good initial production runs, and good continued production after grinding. Information provided by Crucible Industries
Key Words:	AISI O1
Vendors:	No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
Printer friendly version Download as PDF Download to Excel (requires Excel and Windows) Export data to your CAD/FEA program Add to Folder:

Physical Properties	Original Value	Comments

Density	0.283 lb/in³

Mechanical Properties	Original Value	Comments
Hardness, Brinell	187 - 221
Hardness, Rockwell C	63 - 65	hardened at 1475°F then quenched
	39 - 41 @Tempering Temp. 538 °C	hardened at 1475F then tempered
	43 - 45 @Tempering Temp. 482 °C	hardened at 1475F then tempered
	48 - 50 @Tempering Temp. 427 °C	hardened at 1475F then tempered
	51 - 53 @Tempering Temp. 371 °C	hardened at 1475F then tempered
	55 - 57 @Tempering Temp. 316 °C	hardened at 1475F then tempered
	58 - 60 @Tempering Temp. 260 °C	hardened at 1475F then tempered
	60 - 62 @Tempering Temp. 232 °C	hardened at 1475F then tempered
	61 - 63 @Tempering Temp. 204 °C	hardened at 1475F then tempered
	62 - 64 @Tempering Temp. 177 °C	hardened at 1475F then tempered
	63 - 65 @Tempering Temp. 149 °C	hardened at 1475F then tempered
Modulus of Elasticity	30000 ksi
Charpy Impact	14.0 ft-lb @Tempering Temp. 149 °C	hardened at 1475°F then tempered; C-notch
	28.0 ft-lb @Tempering Temp. 177 °C	hardened at 1475°F then tempered; C-notch
	30.0 ft-lb @Tempering Temp. 204 °C	hardened at 1475°F then tempered; C-notch
	30.0 ft-lb @Tempering Temp. 260 °C	hardened at 1475°F then tempered; C-notch
	32.0 ft-lb @Tempering Temp. 316 °C	hardened at 1475°F then tempered; C-notch

Thermal Properties	Original Value	Comments
CTE, linear	7.00 µin/in-°F @Temperature 21.1 - 204 °C
	7.40 µin/in-°F @Temperature 21.1 - 427 °C
	7.80 µin/in-°F @Temperature 21.1 - 538 °C
Thermal Conductivity	34.5 W/m-K @Temperature 95.0 °C

Processing Properties	Original Value	Comments
Processing Temperature	1370 °F	Critical Thermal Treatment Temperature

Component Elements Properties	Original Value	Comments
Carbon, C	0.90 %
Chromium, Cr	0.50 %
Iron, Fe	96.55 %	as balance
Manganese, Mn	1.25 %
Silicon, Si	0.30 %
Tungsten, W	0.50 %

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 go back to viewing the property data in MatWeb's normal format.

Users viewing this material also viewed the following:
Bohler-Uddeholm O1 Cold Work Tool Steel
AISI Type O1 Oil-hardening Tool Steel, oil quenched at 800°C, tempered at 425°C
Latrobe LSS™ O1 Tool Steel (ASTM O1)
AISI 1045 Steel, cold drawn, 19-32 mm (0.75-1.25 in) round
Crucible Steel HALGRAPH® Tool Steel, AISI O6

NCRUC913 / 160364

	Advertise with MatWeb!
	Data sheets for over 180,000 metals, plastics, ceramics, and composites.
	HOME • SEARCH • TOOLS • SUPPLIERS • FOLDERS • ABOUT US • FAQ • LOG IN

System Message