China API 5CT N80 PSL1 Line Tubing Manufacturer Provides API 5CT N80 PSL1 Line Tubing, API Nonupset (NUE) Tubing, 73mm x 5.5mm, Black Painting Surface.
China API 5L X60 PSL1 LSAW Pipe Manufacturer Offers API 5L X60 PSL1 LSAW Welded Pipe, API 5L Steel Line Pipe, 14 Inch x 11.13mm, Oil Coating Treatment.