... etc round bars, flanges, castings & forgings used as valve parts Application: Components for valvesMaterial: SteelDimensions: N/MStandard: ... round bars, flanges, castings & forgings used as valve partsHastelloy C221. We deliver Hastelloy material as below,Hastelloy ... hot forging, hot extrusion etc.4. Description: Valve accessories, like stems, valve caps, bolts of living, shafts; pumps, and ...