◎ Zhaohe welded pipe System can provide high-quality products such as galvanized and stainless steel, with stable quality.
◎ Air duct systems are widely used in fields such as new energy, automobiles, cruise ships, paper making, high-end equipment, and fine chemicals.
◎ The products include straight pipes, elbows, tees, reducers, air valves, socket pipes, inspection doors, clamps, flanges, etc. They can be customized according to customer requirements.
◎ Quality Assurance: The quality of Zhaohe pipeline system is high, with a high degree of standardization, efficient installation and excellent sealing performance. The installation and assembly are simple and quick, and it is easy to disassemble for later maintenance.
◎ Connection method：  1） Flange connection methods are classified as :1》 Flanged loose sleeves 2》 Welded flanges
                                                    2）Double-bolt clamp connection, standard connectors for quick installation and removal of air ducts
◎ Material adoption： 1) Galvanized sheet: Double-sided galvanized, weight 120g-275g/㎡, sheet thickness 1.0mm-2.0mm.
                                                2) Stainless steel: SUS304, SUS304L, SUS316, SUS316L, plate thickness 1.5-2.0mm.

◆ Professional machinery and equipment are adopted to produce pipe fittings and straight pipes without scratches, enhancing their anti-corrosion and anti-rust capabilities.
◆ It is convenient, simple and efficient to install, which can greatly save installation costs.
◆ The weld bead of the welded air duct adopts the single-sided welding and double-sided forming technology, and the weld bead is treated with electrolytic passivation.