Diaphragms

Reinstate Efficient Operations

GE's processes can recover steam turbine diaphragm losses caused by aging and solid particle erosion. By restoring components to their original efficiency, GE can prevent diaphragm heat rate increases and non-recoverable losses.

Inspections

  • Comprehensive inspection and repair recommendations
  • Non-destructive testing
  • Bucket area check

Basic Repairs

  • Major 410ss partition weld repair
  • Minor inconel partition weld repair
  • Joint and distortion repairs
  • Restoration of integral root radial spill strips
  • Restoration of steam face
  • Restoration of inner and outer sidewall
  • Restoration of Inner and outer setback face
  • Restoration of packing hook and spill strip hook fit
  • Bolt hole repairs
  • Complete diaphragm dishing repair

Upgrades and Modifications

  • Diaphragm partial partition replacement
  • Solid Particle Erosion (SPE) resistance
    - Diaphragm setback modification
    - Diamond Tuff™ HVOF coating

More Information

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