99% of the aircraft flanges are welded on the outside only.
Buly


-------------- Original message ----------------------
From: hoursaway1@comcast.net
>
> I thought for best support you are to weld on the inside of pipe/flange. David
> Cook.
>
> -------------- Original message --------------
> From: Bulent Aliev <atlasyts@bellsouth.net>
>
> > Kevin,
> > Racing Beat has very nice cast stainless steel flanges
> Buly