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Pilgrim Tube Expander

S-8

S-9 Boiler Thick Drum Tube Expander_edit

Full Description

The Pilgrim Tube Expander is described in the legacy catalogue as a traveller-type expander for long-length tube expansion, including thick tube sheets and deep-tube applications such as steam generators. Its roller and mandrel arrangement is intended to support progressive expansion along the tube length. The product description also discusses overlap between successive expansion stages and control of expansion parameters. Suitability, tooling configuration, and acceptance criteria must be established for the specific equipment and qualified procedure.

Key Features

Traveller-type expander design; intended for long-length expansion; described for thick tube sheets and deep-tube applications; progressive expansion approach; application-specific tooling and process consultation.

Technical Specifications

Product code: S-8; type: traveller tube expander; application described: long-length expansion in thick tube sheets and deep tubes; roller/mandrel and clutch configuration: to be confirmed; tube dimensions, expansion ratio, torque and acceptance limits: project-specific.

Applications

Steam generators; selected nuclear power plant tubular equipment; long-length tube expansion in thick tube sheets.