upper pivot bearing for railway industry

1.Material Available :Gray iron. Ductile iron, Malleable iron, Carbon steel, Alloy steel(high Manganese steel,high Chromium steel, etc),Stainless steel,Aluminum alloy,Copper
2.Moulding processing Available: Green Sand or Resin Sand Casting. Lost wax casting(Precision Casting), Gravity Casting, Die casting,
3.Part Unit weight range:
for iron casting up to 13000kgs;
for steel casting:up to 9000kgs;
for Aluminum/Zinc/Copper alloy die casting: from 50g up to 12kgs;
for Investment Casting (Lost wax, Precision Casting): up to 80kgs
4.Representative product:
Transmission&Heavy Engineering&Auto Parts: engine block, front frame, rear frame, Arm axle, ,bearing stand, cylinder, brake disc rotor, coupling, bolster,frame, ring gear, mill-ball, hammer, jaw plate, bucket tooth, barre liner, grate, plate,  rack, gears,sprockets,sheave/pulleys,fly wheels,shafts,flanges,housings,Gearbox, Speed Reducer, torque converter parts, Differential spares, final drive and brakes (wet and dry), etc