hot rolled rectangular Hollow section in China Dongpengboda

after many years of hard work, we have formed about 22 steel pipe production lines as well as thousands of moulds, about 1216 sets. With those well-appointed equipments and moulds as well, we can provide customers with different kinds of products matching with diversified customization. Our moulds are designed for specific specifications with high technology. For example, we can make elliptical tube, bread pipe as well as quincunx pipe accessible. Other complicated shape is also available. So if your requirements or projects are special, you can place an order in certain quantities with us without hesitation. Our moulds can control errors in minimum range to tally with your standards. Certainly, our moulds will have an increase in the near future, about 2 years.

we produce welded steel pipe. The weld line can be controlled with our precision instrument in the fitting place. For rectangular steel pipe, the weld line will exist in small sides in order to stand heavy weight. Customers who request factories produce rectangular steel pipes with weld line in small sides may have a project for steel doors or windows. Because the surface of big sides may be not even if it has weld line, that is not beautiful. Of course, there are no special requirements for round steel pipes weld line. Our professional degree can be illustrated by weld line control.