spiral welded steel pipe

RFQ Description

Ningbo Zhehua Heavy Steel Pipe Manufacturing CO., Ltd, a subsidiary of Shanghai Huaye Iron &Steel Group CO., Ltd is specialized in producing various kinds of steel pipes. Established in April.2004, Ningbo Zhehua Heavy Steel Pipe Manufacturing CO., Ltd is located at Ningbo Crane Machine and Electricity Industrial Park ,covering an area as large as 35,000 square meters adjacent to 319 National High Way.Facilitated with Lincoln internal and external fronious welder from America and tube coiling machine of the following specifications, namely, 30*3000,12*6000,12*2000, Ningbo Zhehua Heavy Steel Pipe Manufacturing CO., Ltd focuses on producing SAWH of the following specifications: diameter***0mm,thickness ranges from 6mm to 25mm.Annual production capacity reaches 200,000tons. Products apply to common pressure pipeline used to supply and withdraw water, gas and oil pipelines, large bridges, ports as well as pipes used for piling in municipal construction.Striving to pursue finest quality with cutting-edge technology and the efforts of our employees, Ningbo Zhehua Heavy Steel Pipe Manufacturing CO., Ltd conforms to ISO9001 from A to Z. steel pipe