Carbon Steel Drill Pipe 1.OD: 10.3-1219.2mm 2.WT: 1.24- ... ,X60,X65,X70,X Carbon Steel Drill Pipe We can produced drilling pipe(API5D,APISEPC7,API5CT) of 2-3/8",2-7/8",3-1/2 ... drilling pipe :-Drilling pipe,heavy weight drilling pipe,tubing pipe,casing pipe. We can produced drilling pipe(eu,iu ieu) of 2-3/8",2-7/8",3 ... -1/2,4",4-1/2",5",5-1/2",Steel ...