... API standard Low carbon Spiral casing pipe (Lida Factory for 20 years--Professional) Picture from our factory , Features about this ... with good material from our factory 4,Direct factory for 20 years SizeWall thickness (W.T.)219mm-2420mm5mm-25.4mmLength1m-20m ... ,CIF ,DDP,EXWMinimum order : 1 tonsLead time :on or before 20 days .Company informationOur factory located in Xinxiang Industrial park, have ...