Plate and tube join and method

摘要

A joined plate and tube including: a plate having an annular neck extending therefrom; and a tube extending through the annular neck and including a first reversing fold around a peripheral end of the annular neck, and a second reversing fold extending from the first reversing fold, such that at least part of the annular neck is held within a substantially S-shaped folded portion of the tube, with part of the substantially S-shaped folded portion abutting against the plate.