1) Diameter: 50mm-219mm.

2)Length: 190-3400mm.

3) Tube: Q235.

4) Shaft: 45# STEEL.

5) Bearing: Single & Double Row Deep Groove Ball Bearing 2RZ&2Z with C3 clearance.

6) Seals: Grease retaining inner seal with Multi-stage Labyrinth and Retention Cap with Outboard Rubbing Flinger Seal.

7) Lubrication: Grease is Lithium soap type grease with Rust Inhibitors.

8) Welding: Mixed gas shielded arc welding end.

9)Painting: ordinary painting, hot galvanized painting, electric static spraying painting, baked painting