Above: Chromium particle, 40 µm in the major dimension
Info Centre >> Fuel and Lube Oil Technical Manual >> 7. Lube Oil - Test Results >> 7.8 Spectrochemical Oil Analysis >> 7.8.5 Chromium Alloy and Plating
Reciprocating engine:
Liners and rings; shafts; valve train. Chromium may also be present as chromate coolant additives.
Turbine engine:
Bearings; shafts and gears; seals.
Geared components (general):
Bearings; shafts; seals.
Hydraulic:
Rods; valves.
Compressors:
Liners and rings; shafts; valve train.