API Drill Pipe For Oil Field OD:20mm-650mm Thickness:1mm-30mm Standard:ASTM,API,DIN Technique:Seamless api drill pipe1) OD: 23/8 "2 7/8", 3 1/2", 4", 4 1/2", 5" 5-1/2" 65/8" 2) Grade:E75, X95, G105, S135 3) Drill Pipe is according to API5DPDrill pipe API 5DP l1,Steel Grade: E-75, X-95, G-105, S135 Size (in) Nominal Weight (1b/ft)OD of Pipe BodyWall Thickness of Pipe Body Grade Upset Type Conn. ...