... Barrels, bearings, and blocks;2. Cable drums, couplings, and cups;3. Drilling components;4. Forged cylinders and mandrels; and spindles;5 ... Roller Forging, Ring Forging, Gear Blank, Gear Wheel Materialsstructural steel, tool steel, stainless steel, heat-resistant steel, super alloys, titanium, aluminum ... Report, UT Report, Heat Treatment Report, Dimensions Check Report High quality forging part