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	Metric	English	Comments

Density	8.52 g/cc	0.308 lb/in³

Mechanical Properties	Metric	English	Comments
Hardness, Brinell	463	463	Converted from Rockwell C hardness.
Hardness, Rockwell A	75	75	Converted from Rockwell C hardness.
Hardness, Rockwell C	43 - 55	43 - 55
Hardness, Vickers	496	496	Converted from Rockwell C hardness.
Tensile Strength, Ultimate	690 MPa	100000 psi	(Tensile Yield Strength near U.T.S.)
Elongation at Break	<= 1.0 %	<= 1.0 %
Modulus of Elasticity	226 GPa	32800 ksi
Ultimate Compressive Strength	1331 MPa	193000 psi
Izod Impact Unnotched	9.50 J	7.01 ft-lb

Thermal Properties	Metric	English	Comments
CTE, linear	11.9 µm/m-°C @Temperature 0.000 - 100 °C	6.61 µin/in-°F @Temperature 32.0 - 212 °F
	12.9 µm/m-°C @Temperature 0.000 - 300 °C	7.17 µin/in-°F @Temperature 32.0 - 572 °F
	13.8 µm/m-°C @Temperature 0.000 - 500 °C	7.67 µin/in-°F @Temperature 32.0 - 932 °F
	14.1 µm/m-°C @Temperature 0.000 - 600 °C	7.83 µin/in-°F @Temperature 32.0 - 1110 °F
	14.4 µm/m-°C @Temperature 0.000 - 700 °C	8.00 µin/in-°F @Temperature 32.0 - 1290 °F
	15.2 µm/m-°C @Temperature 0.000 - 800 °C	8.44 µin/in-°F @Temperature 32.0 - 1470 °F
	15.2 µm/m-°C @Temperature 0.000 - 900 °C	8.44 µin/in-°F @Temperature 32.0 - 1650 °F
	15.8 µm/m-°C @Temperature 0.000 - 1000 °C	8.78 µin/in-°F @Temperature 32.0 - 1830 °F
Thermal Conductivity	14.7 W/m-K	102 BTU-in/hr-ft²-°F
Melting Point	1255 - 1341 °C	2291 - 2446 °F
Solidus	1255 °C	2291 °F
Liquidus	1341 °C	2446 °F

Component Elements Properties	Metric	English	Comments
Carbon, C	1.5 %	1.5 %
Chromium, Cr	29 %	29 %
Cobalt, Co	55.5 %	55.5 %	As remainder
Iron, Fe	2.0 %	2.0 %
Nickel, Ni	2.0 %	2.0 %
Silicon, Si	1.0 %	1.0 %
Tungsten, W	9.0 %	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 view all the property values for this datasheet as they were originally entered into MatWeb.

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NSTA12 / 19244

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