[SEL] I need source to buy some 2618 aluminum piston alloy

[Duncan Denman]

Hi Richard,

Go to
http://www.matweb.com
Type 2618 in the search box in the top right corner and it will take you 
to the data sheets and you can find suppliers from there usually.
I got these guys for your 2618
Global Metal Sales and Marketing 
<http://www.matweb.com/clickthrough.asp?addataid=292> Virtually any type 
of metal in virtually any form. Phone (661) 299-2322, Fax (661) 299-4684 
or e-mail mdome at sbcglobal.net
This site is great. Used it extensively when I was a cost estimator in 
automotive.

Duncan


Richard Allen wrote:

>Hi, guys, 
>
>I am on a quest for finding some aluminum bar stock. I am helping a
>friend with rebuilding a small 1943-vintage stationary engine that
>needs new pistons. The specially designed aluminum alloy used for
>making machined pistons (as opposed to cast or forged aluminum pistons)
>is type 2618 aluminum alloy. So far, after doing several pretty
>exhaustive Internet searches, I haven’t had any luck at all in finding
>a place that sells 2618 bar stock. I used Googol, Lycos, and Dogpile
>search engines. I found probably two dozen places listed under “2618
>aluminum alloy” that sell custom made 2618 aluminum alloy pistons, but
>I didn’t find a single one that sells just plain round bar stock.
>The little stationary engine is pretty interesting and could even be
>described as cute. Its manufacturer is unidentified but it appears to
>be a Continental because it has the same parts layout and consequently
>looks like one. It was used for running a small World War Two era
>30-volt DC generator (marked General Electric December 1943), probably
>used for powering a large military radio transmitter or as an aircraft
>battery charger/power supply for powering up a bomber’s electrical
>system while parked. The engine is a four-cylinder flat head design
>with a bore and stroke of 2-inches by 2-inches. The engine is in good
>shape but I had to sleeve the cylinders to repair a botched bore job
>that ran into the water jacket. When a previous mechanic tried
>rebuilding it he could not get pistons small enough that had the right
>size wrist pins and had it bored out to accept larger pistons from a
>Briggs and Stratton engine or some such thing and ended up ruining it.
>If I can find where to get the 2618 aluminum alloy I can make the
>pistons no problem. 
>
>Work and play safely,
>
>Richard Allen
>
>
>
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>
>  
>


-- 
Duncan Denman
Ayton, Ontario
Canada
Antique Gas Engines & Tractors
Home Page
http://www.angelfire.com/ny/carrotpatch