الوصف

TUV certified. very popular in europe market

2.1 Material： Adopt Dia.*5/*2/*8/*8/*0mm & wall thickness 2.5mm，(The quality of steel meets with the requirement of GB / T *******8). The welding adoptsCO2 shielded arc welding (It meets with the requirement ofBS********5, and the technology meets the requirement of the BS********5).   2.2 Surface treatment: After cutting, bending ,welding, shot blasting, oil removing and phosphate, then the cover is painted by Zinc powder (Interpon PZ**0) & AKZO Nobel-Great Wall powder, which is produced by one of **0 Top company AKZO Nobel, After solidified by high temperature, the surface is smooth and slippery,UV resistant, colorful, and difficult to break down. Theelectro-static powder coating Machine is imported from America and under operation of computers. we adopt the imported whirly filter, which lead to no pollution but high efficiency to recycle the powder, .