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N80 casing for the walls of oil Company Hebei Borun Petroleum Pipe Manufacturing Co....
Specifications 1.We manufacture API 5CT oil pipe 2.Size:4-1/2 13-3/8 3.API 5CT c...
API 5L carbon steel welded ERW tube Company Hebei Borun Steel Trade Co., Ltd Out Di...
carbon steel erw pipe for petrochemical sector Company Hebei Borun Steel Trade Co., ...
ERW steel pipe for civil building and construction Company Hebei Borun Steel Trade C...
Product Details: Production Process:JCOE Out Diameter: 325-1420mm (14″ -60″) Wall ...