... steel,carbon steel 2.large diameter bender 3.NC bending,3D Tube and pipe bending machine/bender1.Stainless steel,carbon steel2.large radius ... In recent years, with aircraft terminal, the railway station tents and sports venues, exhibition center, large factory etc. Large top frame ... . In order to satisfy the market need,Our company and Xuzhou New era company develop the digital control large pipe ...