Square Pipe, Rectangular Pipe

We are offering square pipe, rectangular pipe.
gb6728-2002 square tube
1. Our company is a professional high-frequency square tube factory, set rolling, slitting, cold rolling, welding in one.
2. Using high-quality strip steel and advanced equipment to produce all kinds of models of high-frequency square tube, the annual production capacity of 5-8 million tons.
3. Product specifications, widely used in water supply, construction support, management and other machinery.
4. Products meet national standards can also be customized according to actual needs of users.
5.market: products have been all over the country more than 20 provinces, municipalities and autonomous regions, and have been exported to europe, north america, the middle east, africa, asia and other countries and regions, the widespread use