Pipe manufacturers for fluid transportation and channeling, to withstand extreme environmental conditions, use special anticorrosive steels. To obtain the required thicknesses, manufacturers can start with preforms that avoid material loss by using our flowforming range of machinery.

DENN being leader in the hot forming processes, DENN offers a complete series of CTA machines, whose application covers the manufacture of a wide range of products related to CNG bottles and liners as well as pressure cylinders mainly aimed to contain and transport compressed natural gas. In this regard, our machines can work metal pipes with diameters up to 720 mm.