- Ningbo Zhehua Heavy Steel Pipe Manufacturing Co., Ltd.
Ningbo Zhehua Heavy Steel Pipe Manufacturing Co., Ltd., founded in 2004, is primarily engaged in manufacturing “Huaye” brand longitudinal double submerged-arc welded steel pipes, large and small diameter and spiral seamed heavy steel pipes. The company is located in Camel Electronic Industrial Zone, Ningbo city, Zhejiang province.
The company has an annual production capacity of 400,000 metric tons, covering longitudinal welded and spiral seamed steel pipes with diameter and thickness ranging from 219 mm to 3420 mm and 6 mm to 45 mm, respectively. The newly completed large diameter JCOE production line, which started operation in 2009, represents one of the most advanced technologies in the steel pipe industry. The finished products are extensively used for municipal water supply projects, sewage treatment projects, piling, and oil and gas transmission systems.