Page 9 - catalog TF

Valve Transition Pieces

Transition pieces (pups), can be supplied for Welding Ends Valves to facilitate the welding of the valve to
the line for:
• Material compatibility.
• Excessive difference in strengths and thickness between valve closures and line pipe (limit is 1, 5 times).
• Avoiding damages to the valve soft seals.
Important note: when transition pieces are supplied by the customers, it is imperative to verify if the
strength of the Same, suitable to undergo the hydrotest of the valve without damages or deformations (1.5
times the valve maximum rated pressure).

Weld Overlays

Welded overlays, with Stainless Steel, Duplex and Inconel are
available on request for:
• All wetted parts
• Body wetted parts
• Seat rings housing pocket
• Stem sealing area
• Balls