... K500, UNS N05500 2.Products: Rod, flange, seat ring, stem and other valve parts, etc. Monel K-500 FormStandardMetal TypeUNS N05500Bar ... Cobalt alloys, Duplex stainless steel. 2. Process: Investment casting and forging are both available. 3. Valve accessories, like stems, ... valve caps, bolts of living, shafts; pumps, and other components 4. All machining process can be completed inhouse ...