With our rich experience and considerate services, we have been recognized as a reliable supplier for many international buyers for Factory source China Steel Welded Parts for steel structure, Trust us, you can locate a better remedy on car elements industry.
With our rich experience and considerate services, we have been recognized as a reliable supplier for many international buyers for Steel Welded Parts, Welded parts for steel structure, It is our customers’ satisfaction over our merchandise and services that always inspires us to do better in this business. We build mutually beneficial relationship with our clients by giving them large selection of premium car parts at marked down prices. We present wholesale prices on all our quality parts so you are guaranteed greater savings.
Different Solar trackers are deigned with different spindle steel tube, usually in square, circular, octagonal form. Pipe material is usually Q355 or 355.

According to customer’s requirement, hot dip galvanizing or pre-galvanizing can be selected.

As an important part of trackers, the square, circular, octagonal spindle tube require high straightness and distortion. We strictly control the dimension accuracy and surface flatness of hot rolled coils from the material link, and then cut and twist the coils twice after the production of steel tube is completed. Straightening to ensure that our products fully meet the requirements of the drawings.

Inspection 

Production Equipment

Manufacturing  Process

Competitive Advantage     

High quality,
Competitive price,
Short delivery time,
Satisfied after service,
Meet different standards.
Manufactured according to different standards.

RAINBOW STEEL adheres to continuous improvement in quality, and continuously strives to improve the added value of products in terms of service, providing more value to customers from design optimization, pre-installation, packaging and transportation solutions and after-sales service.

Our products are applied to large-scale ground solar farms, mountain power stations and industrial and commercial roofs, and are also suitable for composite industrial applications such as fishing complementary and agricultural greenhouse complementary.