Used api in Hebei, China

Zhonghui HG114/HG140/HG165/HG219/HG273/HG325/HG426/HG508/HG610 Oil&Natural Gas Steel Pipe Production Line

• Manufacturer: Zhonghui

Material of strip steel: carbon steel of σb≤580Mpa, σs≤350MPa and low alloy steel of ≤X80 This line is designed to produce the oil and gas transmission pipe, petroleum driven pipe etc, conforming to standard of A...