More flexible than rigid stainless steel tubing, this hose allows you to link high-vacuum components that are misaligned. Also known as bellows. Equipped with a claw-clamp (ISO-K) fitting on each end, this hose connects to large components with fittings starting at trade number 63. Stainless Steel Pipe McMaster-CarrMore flexible than rigid stainless steel tubing, this hose allows you to link high-vacuum components that are misaligned. Also known as bellows. Equipped with a claw-clamp (ISO-K) fitting on each end, this hose connects to large components with fittings starting at trade number 63. Stainless Steel Pipe Suppliers Euro Steel, South AfricaEuro Steel stocks standard schedule piping, specification tube, heat exchanger tube, decorative tube, in house standard and custom made longitudinally welded large bore pipe and ISO Metric pipe. All stock of Stainless steel pipes, standard piping is ordered in accordance with ASME/ASTM SA/A312 with dimensions and weights in accordance with ASME B36.19.