RE: Exhaust manifolds (AGAIN?!)

[Dave Lawson <dlawson@ball.com>]

>>manifold from Dialynx in the UK. It is made from a material called
>>Iconel(sp?). Not sure what this stuff is. In a photo, it looks to be 
highly
>>polished with a mirror like surface. Didn't see any holes for the O2 
sensor
>>though. If anyone wants the addresses/phone numbers of these companies, I
>>can look them up.

>Inconel (generic term for a rather large series) is a nickel based
>superalloy - it has very good high temp properties(>1200F) when compared
>to stainless steel - the largest market for most of the alloys is in
>aircraft turbine engines - very good resistance to oxidation to ~2000F
>
>Not a cheap material - you wouldn't want to make too many mistakes
>in fabricating.


Thanks for the info Jim. How is the material formed, cast, forged, welded 
sections, machined?
 -
Dave Lawson  dlawson@ball.com