WEAR METALS GUIDE
| Element | Engine | Transmission | Differential | Planetary | Torque Converter | Hydraulic Power Steering | Final Drive | Speed Reducer | Air Compressor |
| Iron | Cylinders Block, Gears, W Pins, Rings, Camshaft, Valve Trains, Oil, Pump Lines |
Gears, discs, Housing, Bearings, Brake Blands,
Shaft Stocks, Pump, PTO |
Gears, PTO Shafts, Bearings, Housing | Gears, Shafts, Bearings, Housing | Housing, Bearings, Shafts | Pump, Motor, Gears, Bores and Rods, Bearings, Valves, Pump housing |
Gears, Bearings, Shafts, Housing | Gears, Bearings | Camshaft, Housing, Screws, Bearings, Shaft oil pumps, Piston Rings, Cylinders |
| Chromium | Rings, Roler, Taper, Bearings, Liners, Exhaust
valves, Water treatement |
Roller taper Bearings, Water treatment (oil cooler) |
Roller Taper Bearings (some) |
Roller Taper Bearings (some) | Roller Taper Bearings (some) | Rods spools, Roller Taper Bearings (some) |
Roller Taper Bearings (some) | Roller Taper Bearings | Rings bearings (some), Water Treatment (oil cooler) |
| Copper | Wrist pin Bushings, Bearings, Cam Bushings, Oil cooler, valve train bushings, Thrust washers govener |
Clutches, Steering Discs, Bushing/thrust Washers, Oil Cooler |
Bushing, Thrust Washers, Oil Pumps (where used) |
Bushing, Thrust Washers, | Bushing/Thrust Washers, (where used) | Pump Thrust Plates, Pump piston, Cylinder cland-guides, Bushings, Oil Cooler (some) | Bushings, Thrust Washers | Gears, Bushings, Thrust washers | Wear Plates, Bushings, Wrist pin Bearings
(reciprocating), Thrust Washers |
| Nickel | Valve guides, Bearings, Shafts |
Valve guides, Bearings, Shafts |
Valve guides, Bearings, Shafts | Valve guides, Bearings, Shafts | Valve guides, bearings, shafts |
Valve guides, Bearings, Shafts |
Valve guides, Bearings, Shafts | Valve guides, Bearings, Shafts | Valve guides, Bearings, Shafts |
| Aluminium | Pistons, Bearings, Bushings, Blocks, Housing, Oil
pump, Blowers, Thrust bearings |
Pump
clutches (some), Thrust washers, Bearings |
Thrust washers, Pump bushings (some) | Thrust washers, pump bushings (some) |
Impeller, Turbine, Pump (some) |
Pump/Motor Housing, Cylinder Gland |
Oil Pump, Thrust washers | Thrust washers, Gears (some) |
Rotors, Pistons, Bearings/Thrust washers, Block and Housing |
| Tin | Pistons (overlay), bearings (overlay) bushings | Protective Plate |
Protective Plate |
Protective Plate | Protective Plate |
Protective Plate |
N/A | N/A | Pistons (overlay), Bearings (overlay), Bushings |
| Molybdneum | Rings, Additives | Additives | Additives | Additives | Additives | Additives | Additives | Additives | Additives |
| Silicon | Anti-foam additives, Ingested Dirt Sealant | Disc Lining, Ingested Dirt Sealant | Ingested Dirt Sealant | Ingested Dirt Sealant | Ingested Dirt Sealant | Ingested Dirt Sealant | Ingested Dirt Sealant | Ingested Dirt Sealant | Ingested Dirt |
| Lead | Bearings, Gasoline Octane Improver | Oil Additives (some) | Oil Additives (some) | Oil Additives (some) | N/A | N/A | Oil Additives (some) | N/A | Bearings |
| Silver | Bearings Solder | Bearings Solder | Bearings Solder | Bearings Solder | Bearings Solder | Bearings Solder | Bearings Solder | Bearings Solder | Bearings Solder |
| Sodium | Oil Additives, Anti- freeze, Road Salt, Ingested Dirt | Oil Additives, Anti- freeze, Road Salt, Ingested Dirt |
Oil Additives, Ingested Dirt | Oil Additives, Ingested Dirt |
Oil Additives, Ingested Dirt |
Oil Additives, Anti-Freeze, Ingested Dirt |
Oil Additives, Salt, Ingested Dirt | N/A | Oil Additives, Anti-Freeze, Ingested Dirt |
| Boron | Additives, Coolant Leak | Additives | Additives | Additives | Additives | Additives | Additives | Additives | Additives |
| Magnesium | Additives, Some Castings |
Additives, Some Castings |
Additives, Some Castings | Additives, Some Castings | Additives, Some Castings |
Additives, Some Castings |
Additives, Some Castings | Additives, Some Castings | Additives, Some Castings |
| Calcium | Additives, Ingested Road Salt | Additives, Ingested Road Salt | Additives, Ingested Road Salt | Additives, Ingested Road Salt | Additives, Ingested Road Salt | Additives, Ingested Road Salt |
Additives, Ingested Road Salt | Additives, Ingested Road Salt | Additives, Ingested Road Salt |
| Barium | Oil Additives | Oil Additives | Oil Additives | Oil Additives | Oil Additives | Oil Additives | Oil Additives | Oil Additives | Oil Additives |
| Phosphorous | Oil Additives | Oil Additives | Oil Additives | Oil Additives | Oil Additives | Oil Additives | Oil Additives | Oil Additives | Oil Additives |
| Zinc | Oil additives, Galvanised Piping | Oil additives, Galvanised Piping | Oil Additives | Oil Additives | Oil Additives | Oil Additives | Oil Additives | Oil Additives | Oil Additives |
