Seamless rolled rings, in carbon steel, alloy steel, and stainless steel, ut tested, with finish machining optional. We offer seamless rolled rings from high-quality, iso certified operations in china and india. We can make such rings in small sizes, or, up to fourteen feet in diameter. Our forgings give you the best strength, fatigue resistance, and freedom from inclusions. We will quote rough machined or finished machined. We have one of the largest heat furnaces in china, for uniform hardness of large parts. Hollow tubes are made in these same factories. India also furnishes many of our rings, and is one of the world's largest producers of seamless rolled rings.