... rings, gears, hubs, discs, sleeves, cylinders, Pipe moulds are all we can supply. Forged ringkey words: steel forged ring,forged part, Foring ... resistant Steel: Tungsten, Molybdenum etc. Supply Condition:Black (forged), Rough Machined, Semi-Finish Machined Certification:API, ASTM, GB ... and the customized standard. We could provide you qualified Forged ring with competitive price. If you have any ...