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Location: Kita-Ku, Sapporo, Japan
Registered: January 2003
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Re: need BROKEN 4AGZE piston for analysis?
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Fri, 10 October 2003 15:11

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for TiN, i'd be more worried about the oxidation resistance. i was recently helping with some work on annealing of nano-composite titanium nitride and silicon nitride structures, to be used for tool bit coatings. even in a reducing atmosphere (oxygen partial pressure around 10^-18), we were still having problems keeping the coating for an hour at temps over 600C. the instability may not have been caused by the impurity oxygen content, but there are still issues there.
LOL, i also did some work at the Caterpiller R&D plant in Peoria, Illinois. they had _very_ large plasma spraying equipment they were testing (for very large engines!!) the plasma jet would have been a few meters long, and the deposition rates were enormous... the noise was unbearable on the outside of the soundproofed room, and the two guys inside with earmuffs were laughing at us, outside, with fingers in our ears ...
iirc TiN has excellent wear resistance properties, coupled with high hardness, strength and low friction, making it ideal for high speed machining.. i think some alloy blocks are either nitrided or Ti-nitrided (like porsche?)
anyhoo, now i'm totally geeking out 
Cya, Stewart
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| Subject | Poster | Date |
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need BROKEN 4AGZE piston for analysis?
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oldcorollas | Thu, 09 October 2003 02:08 |
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Re: need BROKEN 4AGZE piston for analysis?
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oldcorollas | Thu, 09 October 2003 02:37 |
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Re: need BROKEN 4AGZE piston for analysis?
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THE WITZL | Thu, 09 October 2003 04:26 |
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Re: need BROKEN 4AGZE piston for analysis?
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THE WITZL | Thu, 09 October 2003 04:29 |
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Re: need BROKEN 4AGZE piston for analysis?
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IRA11Y | Thu, 09 October 2003 06:05 |
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Re: need BROKEN 4AGZE piston for analysis?
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oldcorollas | Thu, 09 October 2003 06:53 |
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Re: need BROKEN 4AGZE piston for analysis?
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IRA11Y | Thu, 09 October 2003 08:44 |
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Re: need BROKEN 4AGZE piston for analysis?
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CLG | Thu, 09 October 2003 09:01 |
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Re: need BROKEN 4AGZE piston for analysis?
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oldcorollas | Thu, 09 October 2003 12:08 |
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Re: need BROKEN 4AGZE piston for analysis?
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CLG | Thu, 09 October 2003 15:42 |
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Re: need BROKEN 4AGZE piston for analysis?
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shinybluesteel | Fri, 10 October 2003 01:45 |
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Re: need BROKEN 4AGZE piston for analysis?
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oldcorollas | Fri, 10 October 2003 02:38 |
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Re: need BROKEN 4AGZE piston for analysis?
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oldcorollas | Fri, 10 October 2003 15:11 |
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Re: need BROKEN 4AGZE piston for analysis?
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TE72_Turbo | Thu, 09 October 2003 09:20 |
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Re: need BROKEN 4AGZE piston for analysis?
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THE WITZL | Thu, 09 October 2003 09:55 |
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Re: need BROKEN 4AGZE piston for analysis?
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pro_ke | Fri, 10 October 2003 02:57 |
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Re: need BROKEN 4AGZE piston for analysis?
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shinybluesteel | Fri, 10 October 2003 13:47 |
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Re: need BROKEN 4AGZE piston for analysis?
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justcallmefrank | Sun, 12 October 2003 16:13 |
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Re: need BROKEN 4AGZE piston for analysis?
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BigWorm | Mon, 13 October 2003 06:11 |
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Re: need BROKEN 4AGZE piston for analysis?
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feral4mr2 | Mon, 13 October 2003 09:29 |
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Re: need BROKEN 4AGZE piston for analysis?
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oldcorollas | Mon, 13 October 2003 09:41 |
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Re: need BROKEN 4AGZE piston for analysis?
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feral4mr2 | Mon, 13 October 2003 09:53 |
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Re: need BROKEN 4AGZE piston for analysis?
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mrshin | Mon, 13 October 2003 23:19 |
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Re: need BROKEN 4AGZE piston for analysis?
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mrshin | Mon, 13 October 2003 23:19 |