... finished and the blank, any design avaialalbe, tengsten Tungsten carbide seal ring:Materials: hard alloy and non-ferrous metal Used in ... Shoulder NYD×d×H Groove ring CHD×d×H Other seal rings QTD×d×HOther processing: chamfering, R or rectangular ... , drawing of steel, non-ferrous metal and pipes, various drills for geology use, tools for machine manufacture and wearing parts. mechanical seal rings