Nanning City Gongli Steel Tubes Manufacturing Co., Ltd.
Nanning City Gongli Steel Tube Manufacturing Co., Ltd. Was built in 2003 in Liangqing District, Nanning City, Guangxi, covering 35, 000 square meters, with a building area of 20, 000 square meters and over 200 staff. Our Kunming branch called Sanyun Large Steel Pipe Co., Ltd. Was founded in 2010, with a building area of 30, 000 square meters. We offer spiral steel pipes, longitudinal welded pipes, steel parts and are expert in corrosion protection of steel pipes.
Our spiral steel pipe have diameters ranging from 219mm to 3420mm and wall thickness from 6mm to 25mm; Longitudinall-welded pipes′ diameters range from 300mm to 5000mm and wall thickness from 6mm-40mm.
Our recognitions and awards:
1. ISO 9001.
2. API Spec 5L(American Petroleum Institute) certificate.
3. Environmental Management System Certificate.
4. Certificate of Conformity of Occupational Health and Safty Management System.
5. The domestic certificate of honor of National Quality and Integrity AAA enterprise in 2010 by China Quality Sincerity Enterprise Association.
6. National Manufacture License of Special Equipment.
We welcome you to visit our factory negotiations, sincerely expect to cooperate with you and create a bright future.
Our spiral steel pipe have diameters ranging from 219mm to 3420mm and wall thickness from 6mm to 25mm; Longitudinall-welded pipes′ diameters range from 300mm to 5000mm and wall thickness from 6mm-40mm.
Our recognitions and awards:
1. ISO 9001.
2. API Spec 5L(American Petroleum Institute) certificate.
3. Environmental Management System Certificate.
4. Certificate of Conformity of Occupational Health and Safty Management System.
5. The domestic certificate of honor of National Quality and Integrity AAA enterprise in 2010 by China Quality Sincerity Enterprise Association.
6. National Manufacture License of Special Equipment.
We welcome you to visit our factory negotiations, sincerely expect to cooperate with you and create a bright future.
