Guangdong Hangao Technology Co., Ltd.

Hangao is a 20 years high-tech and specialized enterprise, is China's only one with high-end precision industrial welded pipe production line full set of equipment manufacturing capabilities. At the same time, we have the R&D and manufacturing capacity of precision pipe welding machine, weld bead roller machine, bright annealing machine, off-line rotating annealing line, welding tracking system, intelligent control system, mould and other whole plant equipment. Products are exported to Dubai, Russia, India, Thailand, Pakistan, Vietnam, Malaysia, Serbia, Costa Rica, South Korea, the United States, Australia and other countries.

  After 20 years of development, many of our technologies are leading the world and leading the trend.

 

 The world's largest full-air cooled rotary off-line black annealing production line of 1600KW, manufacturing Out Diameter 219-762, thickness 3-20mm, energy saving more than 20%, no need for second straightening after annealing, efficiency increased 20%;

 The world's first induction fine rolled pipe off-line bright solution production line, with significant advantages such as small size, energy saving and high efficiency.

 The world's first high-speed welding bead roller equipment.