Looking for ASTMA500 seamless square tube 200×200? Contact us freely . Tianjin Decho is a professional supplier on ASTMA500 seamless square tube 200×200. The material can be provided in 20# and Q355B carbon steel , as well as other alloy steel materials.

Seamless square tube can be widely used in construction , mechanical equipment, solar energy equipment , steel structure, auto parts , and bridge piles ,ect .