7 High pressure grinding rolls; High pressure grinding roll components, namely, replaceable segments to hold grinding studs, grinding roll edge retainer segments, grinding studs, grinding studs made of tungsten carbide, grinding roll axles, grinding roll axle bearings, grinding roll shafts, grinding roll tyres, grinding roll grease seals, grinding roll cartridge bearings; Oil Sands production and processing equipment, namely, bi-metallic liners, laminated liners, feeder pan skirting, banana screens, sizer tips, sizer breaker plates, feeder pans, bi-metallic elbows, shovel undercarriages, rotors, shafts, chrome white iron liners, white iron spool and piping pieces, centrifugal pumps, ground engaging and heavy equipment, namely, axles, shafts, brass bushings, brass washers, clevis shackles, crawler shoes, crane replacement components, rollers, sheaves, sprockets, tumblers, idlers, grader boards, planetary drives, grouser ice lugs, mole teeth Hot strip mills, namely, table rollers, table liners, transition castings, mandrels, forged couplings, forged spindles, roll chocks, bearing housings, roll stands, transfer tables, chain troughs Bar mills, namely, table rollers, table liners, transition castings, roll chocks, bearing housings, roll stands, guards, rest bars Steel production equipment, namely, ladles, ladle tips, trunions, vessel rings, vessel blast furnaces, slag pots, vessel manipulators Pipe dies for making steel pipes; Aluminum production equipment, namely, anode cross bars, anode bases, electrodes, clamps, smelter plant components, ingot mill components, rolling mill components; Railcar and locomotive maintenance equipment, namely, wheel de-railers and wheel re-railers; Railcar and locomotive components, namely, wheel hubs, wheels oil and gas production equipment, namely, oil derrick manual tongs, oil derrick power tongs, oil derrick elevators, oil derrick slips, oil derrick table bushings, blowout preventers, plug valves, pump modules, pump jacks, pump counterweights electrical power generation equipment, namely, travelling grates, stationary grates, reciprocating grates, fluidize bed nozzles, cast tube shields, grinding rolls, sugar mill stoker grates, mill liners, sweep assemblies, table segments, hammers, blow bars, chain flights, pug mill paddles, ash handling pipes, waterwork caps, dust collectors; Crushing equipment, namely, impact hammers, blow bars, mill liners, grinding rolls, table segments, hog grates, sizing grates, mulching hammers, breaker plates, coal hammers, crusher liners, mantles, bowls, arm guards