1) Size: 10 - 75 mm (OD) x 0.5--6mm(WT);
2) Tight tolerance, Smooth surface, Uniform mechanical property(Mechanical Properties equilibrium);
3) Heat treatment: BK, BKS, GBK, NBK, Stress Relief, Normalizing, Spheroidize Anneal, Annealing, Bright Annealing, Normalized, Quenched and Tempered, Solution Annealing, etc;
4) Continuous stenciling as required;
5) Rust prevention treatment and light oiled as required;
6) Plastic plugs or caps on both ends as required;
7) Type: Round, Square, Rectangle, Hexagon. Streamline, etc.
8) Packaging: Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips or packed in heavy tri-wall boxes, wooden boxes, wooden slats as requires.
9) Main Applications: Automobile and Bearing Industry, Mechanical and Structral Purpose, Boiler and Heat Exchanger, Hydraulic and Petrochemical Purpose, etc.