Bestar Steel Co., Ltd Address: No.9 Xiangfu Road, Changsha, Hunan, China. Web:www.bestarpipe.com Tel: 0086-731-88678531, 88678532 Fax: 0086-731-88678531 E-mail:info@bestarpipe.com Main Products : 1. Oil and Gas Transmission Pipe: OD: 10.3mm - 1016mm with wall thickness: 1.7mm - 52mm 2. OCTG Products: OD: 60.3mm - 508mm with wall thickness: 4.24mm - 16.13mm 3. Pipes for Pressure Use: OD: 6mm - 720mm with wall thickness: 1mm - 120mm 4. Machining Tube and Others: OD: 6mm - 1200mm with wall thickness: 1mm - 200mm