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Re: Re: "Cryogenic Freezing"
In a message dated 9/10/99 5:21:45 PM, firstname.lastname@example.org wrote:
<<What about warping?
At 01:39 PM 9/10/1999 -0700, Jon Archibald wrote:
>This is a real process, correctly refered to as "Cold Hardening". Indeed,
>the super-cooling of the metal does form a more neatly packed molecular
>structure, increasing "strength" on some parameters when "warmed back up".
>I've got the stress-strain charts to if anyone's interested. This process
>has many applications, particularly in concrete reinforcing bars and steel
>structural members. It increases resitance to bending and tensile stresses,
>and in fact is used in the production of many engine components. BUT IMO
>this process would have no effect against the the things that destroy
>rotors: heat and surface friction. My analysis- Useless Gimic!
>-87 5ksq 5spd,
>-97 B.S.C.E., UCLA Edition
I don't know very much about metalurgy......but would'nt rotors cast with a
high nickle content achieve the same purpose....greatly extending life and
as in the case of the highly sought after chevy small blocks with a 010/020
casting.....maybe the auto companys dont do this because they like selling