1. Base material is Hot-dipped galvanized seamless steel tube

2. Professional manufacturer: Products have More than 20 professional processes;

3. Excellent Performance in Anti-Corrosion:

a) Hot-dip Galvanized: To work electrochemical protection, to prevent base steel rusting from inside to outside;

b) Zinc Phosphate: To enhance the adhesive power of coated film to base steel

c) Epoxy Zinc-rich Powder Coat: Excellent antiseptic performance and impact resisting performance

d) Polyester Color Coat: Good wear and UV-stability, Long Anti-dirty performance and self-cleaning

Specially 

Powder using is brand AKZO NOBEL, who is well-know all over the world and rank in world's top 500 companies.