1/2″ Stainless Tube/Pipe. Price is by the foot. If you buy more than one, it will be delivered in one continuous piece up to 6 feet unless otherwise specified. This beautiful 304, 16 gauge stainless steel pipe will not rust. It has been polished to a satin finish and will make great custom exhaust pipe, distilling columns, or pipe for breweries or dairy. We can weld tri clamp ferrules to the ends for an extra $30.00 per ferrule. Our prices are the best because we buy directly from the factory in bulk.