Kennametal Stellite Stellite® 12

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Kennametal Stellite Stellite® 12
Categories:	Metal; Nonferrous Metal; Cobalt Alloy; Superalloy
Material Notes:	Satisfactory finishing results can be obtained using carbide tipped tools. Applications include cutting plastics, rubber, paper, carpet, and wood; saw teeth, trimmer knives, carpet knives, ledger blades, rotary slitters, grid nozzles, burner tips, guide rolls, sleeves, bushings, and for protecting bearing surfaces, screw flights, and veneer pressure bars. Data provided by the manufacturer, Deloro Stellite, Inc. Product of former Deloro Stellite Inc.
Key Words:	AWS A5.13 RCoCr-B, UNS R30012, AMS 7238, MIL-C-24248 COMP II, SAE J775 (VF7)
Vendors:	Visit metalmen for your metals needs. Products include special chemistry, tight tolerances, custom tempers, odd dimensions/forms, and small quantities. Phone 1-800-767-9494. Click here to view all available suppliers for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
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Physical Properties	Original Value	Comments

Density	8.52 g/cc

Mechanical Properties	Original Value	Comments
Hardness, Brinell	463	Converted from Rockwell C hardness.
Hardness, Rockwell A	75	Converted from Rockwell C hardness.
Hardness, Rockwell C	43 - 55
Hardness, Vickers	496	Converted from Rockwell C hardness.
Tensile Strength, Ultimate	690 MPa	(Tensile Yield Strength near U.T.S.)
Elongation at Break	<= 1.0 %
Modulus of Elasticity	226 GPa
Ultimate Compressive Strength	1331 MPa
Izod Impact Unnotched	9.50 J

Thermal Properties	Original Value	Comments
CTE, linear	11.9 µm/m-°C @Temperature 0.000 - 100 °C
	12.9 µm/m-°C @Temperature 0.000 - 300 °C
	13.8 µm/m-°C @Temperature 0.000 - 500 °C
	14.1 µm/m-°C @Temperature 0.000 - 600 °C
	14.4 µm/m-°C @Temperature 0.000 - 700 °C
	15.2 µm/m-°C @Temperature 0.000 - 800 °C
	15.2 µm/m-°C @Temperature 0.000 - 900 °C
	15.8 µm/m-°C @Temperature 0.000 - 1000 °C
Thermal Conductivity	14.7 W/m-K
Melting Point	1255 - 1341 °C
Solidus	1255 °C
Liquidus	1341 °C

Component Elements Properties	Original Value	Comments
Carbon, C	1.5 %
Chromium, Cr	29 %
Cobalt, Co	55.5 %	As remainder
Iron, Fe	2.0 %
Nickel, Ni	2.0 %
Silicon, Si	1.0 %
Tungsten, W	9.0 %

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.

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NSTA12 / 19244

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