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![]() The adoption of international standards or national standards of production management, advanced production technology, has mechanical properties testing, performance testing process, eddy current testing, hydraulic test high accuracy in analysis of carbon and sulphur and a set of detection means, strong technical force, product quality and reliable, stable performance, with the domestic high standards of 15 seamless steel pipe production line, production capacity reached 800,000 tons per year. Products are mainly from 34mm ... [Detailed introduction] |