... Modulus Spur Ring Gear: 1.Material:Carbon/Alloy steel 1) Customer's drawing 2) High Quality Large Modulus Spur Gear for Heavy ... Stabilizer, Flange, Coupling, BOP Body, Tube Plate, Roller Forging, Ring Forging, Gear Blank, Gear Wheel. 2. Materials: Carbon steel, Alloy steel 3. Supplying ... Outer Dia 600mm max, Length 2000mm max, Weight 4T max.Ring: Outer Dia 1600mm, Weight 4T max 10.Certification: ISO9001 ...