API 5L Gr.B seamless steel pipe
API 5CT N80 OIL CASING PIPE
API5CT coupling
API5CT Pup joints
API Slotted pipe
Contact: Alex. Wong
Phone: +86 15383764407
Tel: +86 15383764407
Email: bhdoilfield@yeah.net
Add: Room 329, Huang Si Road Chaoyang District, Beijing, China
719305458
Feng
cn104571968