... are: Gear (rough and finish) as below, gear ring, coupling, sleeve, ring forging, slewing ring , mold, flanges, shafts, bearings, bearing rings, rolling blade ... steel, stainless steel, produced according to the drawings, fast delivery, very good reputation in forging industry.diameter140-800mmfactorychenxumaterialvariousspecificationbelow12mproductionhot rolling stainless round steel forging ...