Carbon Steel Drill Pipe 1.OD: 10.3-1219.2mm 2.WT: 1.24- ... ,X42,X46,X52,X56,X60,X65,X70,X Carbon Steel Drill Pipe We can produced drilling pipe(API5D,APISEPC7,API5CT) of 2-3/8 ... 88.9 14.63 21.79 E 0.449 11.40 EU IU3 1/2 88.9 14.63 21.79 ... X,G,S 0.449 11.40 EU IEU4 101.6 12.93 19.26 E,X ... -9.75mm, R3:12.19-13.72mm For more than 40 years, we've been exploring and developing upon producing various ...