Tube and pipe bending machine/bender 1.Stainless steel,carbon steel 2.large diameter bender ... 3.NC bending,3D Tube and pipe bending machine/bender1.Stainless steel,carbon steel2.large radius bender3.NC bending4 ... the wall thickness larger than10mm. In recent years, with aircraft terminal, the railway station tents and sports venues, exhibition center, large ...