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The company has eleven sets of spiral welded steel pipe production unit with international modern levels and a set of production line of modern 3-layer PE Anti-corrosion coatings. The outer diameter(OD) of spiral welded pipe from Φ219mm to Φ3600mm, the wall thickness of spiral welded pipe from 6mm to 25mm, steel grade from A25-X80.

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Chen Zhenggao, Liaoning Governor together with Zhang Jiehui, Secretary of Anshan Municipal Committee of the CPC, visited Liaoning Aotong Steel Pipe co., Ltd.

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