Valve accessories, like stems, valve caps, bolts of living, shafts; pumps, and other components ... : rod, pipe, plate, tube, flange, etc 2.Castings: valve parts, tubine parts Hastelloy B2 nickel alloy pipe 1. We deliver Hastelloy material ... Process: Investment casting, hot forging etc. 4. Description: Valve accessories, like stems, valve caps, bolts of living, shafts; pumps, and other components ...