... ) Customer's drawing. 2) Excellent and high quality Steel Forged Gear Shaft :We are a reliable supplier that can ... Forging, Ring Forging, Gear Blank, Gear Wheel. 2. Materials: Carbon steel, Alloy steel 3. Supplying range: Shafts, Sleeves, Rings, Cylinders, Blocks, Modules ... Report: provide original copy of heat treatment curve/time table. Steel Ingot: EAF-LF-VD/ESR. Material Certificate according to ...