Kennametal Stellite Stellite® 98M2 with P/M Processing

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Kennametal Stellite Stellite® 98M2 with P/M Processing
Categories:	Metal; Nonferrous Metal; Cobalt Alloy; Superalloy
Material Notes:	Adhesive wear test data P/M 0.58 Typical applications include vane plugs, fuel metering pins, spacer bushings, ball bearing blanks, race bearing blanks, diesel engine exhaust, fluid valve seats, saw cutter inserts, miscellaneous wear parts. Data provided by the manufacturer, Deloro Stellite, Inc. Product of former Deloro Stellite Inc.
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Physical Properties	Metric	English	Comments

Density	8.45 g/cc	0.305 lb/in³	P/M (98%)
	8.63 g/cc	0.312 lb/in³	Theoretical

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell C	58	58	Hot hardness.
Tensile Strength, Ultimate	794 MPa	115000 psi
	656 MPa @Temperature 760 °C	95100 psi @Temperature 1400 °F
	690 MPa @Temperature 649 °C	100000 psi @Temperature 1200 °F
	725 MPa @Temperature 538 °C	105000 psi @Temperature 1000 °F
Elongation at Break	0.30 %	0.30 %	in 25.4 mm
	0.30 % @Temperature 538 °C	0.30 % @Temperature 1000 °F	in 25.4 mm
	0.50 % @Temperature 649 °C	0.50 % @Temperature 1200 °F	in 25.4 mm
	0.50 % @Temperature 760 °C	0.50 % @Temperature 1400 °F	in 25.4 mm

Electrical Properties	Metric	English	Comments
Magnetic Permeability	<= 1.2 @Temperature 22.0 °C	<= 1.2 @Temperature 71.6 °F	116 Oersted

Thermal Properties	Metric	English	Comments
CTE, linear	10.8 µm/m-°C @Temperature 20.0 - 100 °C	6.00 µin/in-°F @Temperature 68.0 - 212 °F
	11.1 µm/m-°C @Temperature 20.0 - 200 °C	6.17 µin/in-°F @Temperature 68.0 - 392 °F
	11.5 µm/m-°C @Temperature 20.0 - 300 °C	6.39 µin/in-°F @Temperature 68.0 - 572 °F
	11.7 µm/m-°C @Temperature 20.0 - 400 °C	6.50 µin/in-°F @Temperature 68.0 - 752 °F
	12.1 µm/m-°C @Temperature 20.0 - 500 °C	6.72 µin/in-°F @Temperature 68.0 - 932 °F
	12.7 µm/m-°C @Temperature 20.0 - 600 °C	7.06 µin/in-°F @Temperature 68.0 - 1110 °F
	13.0 µm/m-°C @Temperature 20.0 - 700 °C	7.22 µin/in-°F @Temperature 68.0 - 1290 °F
	13.4 µm/m-°C @Temperature 20.0 - 800 °C	7.44 µin/in-°F @Temperature 68.0 - 1470 °F
	13.7 µm/m-°C @Temperature 20.0 - 900 °C	7.61 µin/in-°F @Temperature 68.0 - 1650 °F
	14.1 µm/m-°C @Temperature 20.0 - 1000 °C	7.83 µin/in-°F @Temperature 68.0 - 1830 °F
Melting Point	1224 - 1275 °C	2235 - 2327 °F
Solidus	1224 °C	2235 °F
Liquidus	1275 °C	2327 °F

Component Elements Properties	Metric	English	Comments
Boron, B	1.0 %	1.0 %
Carbon, C	2.0 %	2.0 %
Chromium, Cr	30 %	30 %
Cobalt, Co	31 %	31 %	As remainder
Iron, Fe	<= 5.0 %	<= 5.0 %
Manganese, Mn	<= 1.0 %	<= 1.0 %
Molybdenum, Mo	<= 0.80 %	<= 0.80 %
Nickel, Ni	3.5 %	3.5 %
Other	<= 2.0 %	<= 2.0 %
Silicon, Si	<= 1.0 %	<= 1.0 %
Tungsten, W	18.5 %	18.5 %
Vanadium, V	4.2 %	4.2 %

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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NS98MA / 18889

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