RE: Tubing size

["Tesla list" <tesla@xxxxxxxxxx>]

Original poster: trwalters001@xxxxxxxxxxx 


Hi Rich,
Thanks for the reply. If you'll go to 
<http://www.mcmaster-dot-com>www.mcmaster-dot-com, page 109, and look at 
"Cleaned and Capped Copper Tubing", you'll see what I'm talking about...
Tim
-------------- Original message --------------

> Original poster: "Rich"
>
> I think you are mixing tube and pipe. Tube is measured by OD, pipe is
> ID.
>
> Rich
>
> Subject: Tubing size
>
> Original poster: trwalters001@xxxxxxxxxxx
>
> Hi All,
> When the copper tubing for a primary is discussed as being either 1/4"
> or
> 3/8", is that the industry-standard tubing size or the actual measured
> diameter of the tubing?
>
> The reason I ask is that 1/4" copper tubing measures 3/8" in diameterand
>
> 3/8" tubing measures 1/2" in diameter.
>
> My 10" coil is going to be powered by nine (9) 15KV, 30mA transformers
> in
> parallel (4 KVA). If anyone has comments or suggestions, please let me
> know.
>
> Thanks!
> Tim Walters
>
>