Wall Colmonoy COLMONOY® 83 PTA Nickel-Chromium-Boron Matrix Alloy With Tungsten Carbide

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Wall Colmonoy COLMONOY® 83 PTA Nickel-Chromium-Boron Matrix Alloy With Tungsten Carbide
Categories:	Metal; Metal Matrix Composite; Nonferrous Metal; Nickel Alloy; Tungsten Alloy
Material Notes:	A tough nickel-chromium-tungsten-boron matrix alloy containing chromium carbides with the addition of extremely hard tungsten-carbide particles for excellent abrasive wear protection. Excellent edge retention. Specifically for plasma transferred arc (PTA) application. Information provided by Wall Colmonoy Corporation.
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Physical Properties	Metric	English	Comments

Density	11.78 g/cc	0.4256 lb/in³

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell C	43 - 48	43 - 48	single pass
	50 - 55	50 - 55	double pass

Thermal Properties	Metric	English	Comments
Melting Point	1120 °C	2040 °F

Component Elements Properties	Metric	English	Comments
Boron, B	0.90 %	0.90 %
Carbon, C	2.0 %	2.0 %
Chromium, Cr	20.3 %	20.3 %
Iron, Fe	1.4 %	1.4 %
Nickel, Ni	40 %	40 %	As Balance
Silicon, Si	1.4 %	1.4 %
Tungsten, W	34 %	34 %

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NWALL19 / 19786

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