High Quality Carbon Steel Drill Pipe 1.OD: 10.3-1219.2mm 2.WT: ... X52,X56,X60,X65,X70,X High Quality Carbon Steel Drill Pipe We can produced drilling pipe(API5D,APISEPC7,API5CT) of 2-3 ... -1/2"oil drilling pipe :-Drilling pipe,heavy weight drilling pipe,tubing pipe,casing pipe. We can produced drilling pipe(eu,iu ieu) of ... of label 1 or 60.32mm to 139.7mm3) Wall thickness:6.45 to 12.7mm4) Grade:E75,X95, ...