... forging 2) Material: Inconel 718, inconel 625, monel, hastelloy etc Valve stem 1) Process; Hot forging 2) Material: Inconel 718, inconel ... , and Duplex F53 etc.2). Product included: Balls, rods, tubes, sleeves, bushings, rings etc.3). Available forms: Finished or blank products ... -base alloys, Iron-base alloys, and Cobalt-base alloys ,etc. Valve stem