... Stabilizer, Flange, Coupling, Shell, Hydraulic Cylinder Forging, Roller Forging, Ring Forging, Gear Blank, Gear Wheel. 2. Materials: Carbon steel, ... 3. Supplying range: Shafts, Sleeves, Rings, Cylinders, Blocks, Modules etc 4. Process: Forging – Normalizing & Tempering – Proof Machining- Quenching & Tempering – ... Diameter(m) Length(m) Shaft ≤2.5 ≤15 Block ≤4.0 / Ring ≤4.9 ≤3.5 Cylinder ≤1.5 ≤8.0 8. ...