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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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Baotou Daqing Mount emergency water project ( Leading The Yellow River Water into Baotou)

2012-2-2 11:36:37

In 2010 Shenyang Dahuofang reservoir supplying water project ( acrossing Hun river )

2012-2-2 11:38:07

In 2009, our products supplying for Sanmenxia heating pipelines project.

2012-2-2 11:39:04

In 2008, we supplying heating pipelines for Huaneng International Power Co., Ltd. Dalian Power Plant

2012-2-2 11:40:26

In 2007 year, supplying spiral welded pipes for China's weapons Group Liaoning Huajin Chemical Engineering Group five million tons oil refining and 300,000 tons ethylene project.

2012-2-2 11:41:18

In 2006, PetroChina Xinjiang Duzishan 10 million tons gas oil refining and million tons ethylene project.

2012-2-2 11:41:59

In 2005 year, supplying spiral welded pipes for oil field construction two-company three-unite oil transportation of Liaohe Petroleum Exploration Bureau.

2012-2-2 11:42:38

In 2004, Changchun northwest loop link natural gas pipelines project.

2012-2-2 11:43:22

Canada skiing resort pile pipes project.

2012-2-2 11:45:45

Canada pile pipes project

2012-2-2 11:45:26

Chile pile pipes project

2012-2-2 11:45:03

Saudi water supplying pipelines

2012-2-2 11:44:44

Iran pipeline project

2012-2-2 11:44:16

North Koreapile pipes project (build wharf)

2012-2-2 11:43:51

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Copyright 2012 Liaoning Aotong Steel Pipe Co., Ltd. All Rights Reserved.
Address: No.405 Anteng Road, Qianshan District, Anshan, Liaoning, China

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