Our Nitronic 50 flanges are precision manufactured using advanced technology and are checked thoroughly under quality control to keep them reliable and consistent in each batch. Global Steel's wide-ranging stock includes a multitude of different types of flanges, including slip-on flanges, weld neck flanges, blind flanges, socket weld flanges, threaded flanges, and lap joint flanges, ... https://www.globalsteelindustries.com/nitronic-50-flanges-manufacturers-suppliers-stockists-exporters.html