Twin wall boom pipes have an inner resistant pipe lining with an outer steel shell. The internal liner is made of special anti-wear steel, hardness up to HRC68. The induction hardening process and high-quality welding process ensure that pipes achieve a service life that is several times longer than common ST52 pipes with the same wall thickness.

Hebei Ximai Machinery has over 20 years of experience in boom pipes and other concrete pump parts production. Our production strictly follows the industry standard, such as the flange welding, induction hardening, rust removal and the surface coating (Electrostatic Powder Coating). The strict quality control ensure that we offer the best products and service to our clients. The Our pipes have been exported to all over the world, USA, Germany, Australian, South America, Southeast Asian and North Africa.
Contact Us: sales@ximai.group