Stainless Steel Clad Repairs

General

  • Disassemble & inspect all parts for wear, corrosion or other damage, record critical dimensions. Inspection report submitted as required.
  • After approval, all components are sandblasted before proceeding with repair.

Cones

  • Machine OD of cone tapers to accept a ¼” thick s/s cone shaped skin, weld the skin to the worn cast iron cone, cut porting, and machine to size.
  • Bolting flange is machined as needed to true mounting surfaces.

Rotor

  • Machine OD of Rotor shrouds to accept S/S rings, weld rings, and machine to OEM dimensions.
  • Repair any areas of erosion on rotor vane tips or buckets.
  • Pre-machine rotor tapers to accept nickel weld for dimension corrections. Machine tapers to OEM specifications.
  • Rotor shaft assembly is checked on all fits for concentricity after shaft is re-installed in rotor.
  • Balance rotor as needed.

Shaft

  • Check bearing journals, lip seal areas and packing areas for wear.
  • Sleeve needed areas and machine to size.

Body

  • Check body end fits and compression areas for size.
  • Pre-machine body internals to accept S/S plate, rolled to size, and shroud fit rings, weld rings in place, weld plate to internals, and machine to OEM dimensions.

Heads

  • Check all critical areas for flatness, concentricity, and size.
  • Sleeve bearing bores, or stuffing boxes, and machine to size.
  • Weld heads faces that are worn with nickel wire and machine to OEM dimensions.
  • Pre-machine head faces to accept S/S plate rolled to fit face, weld all appropriate areas, and attach remainder with s/s countersunk screws.

Assembly

  • Examine all misc parts, bearing caps, packing glands to insure all parts are correct.
  • Replace all misc parts with new – bearings, lip seals, piping, check valves, nuts, and bolts, etc.
  • Assembly to OEM specifications.

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