The application of hard-faced Stellite® alloy inlays using the plasma transferred arc (PTA) weld repair process protects steam path components from wear, erosion and corrosion.
Commonly repaired components include:
Main stop valves
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Discs
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Seats
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Stems
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Bypass valves
Control valves
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Discs
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Seats
Expansion joint pipes
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Inlet snouts
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Pressure taps
90° nozzle box with integral expansion joint pipe
Boiler feed pump turbine HP and LP valve assemblies
Shims and Gib keys
Non-GE turbine components
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