... A,B,X42,X46,X52,X56,X60,X65,X70,X High Quality Carbon Steel Drill Pipe We can produced drilling pipe( ... 5-1/2",Steel Grade:E75, X95, G105, S135 Type of end finish:EU,IU, IEU All drill pipes are ... IEU5 127.0 24.03 35.79 E 0.500 12.70 IEU5 127.0 24.03 35.79 ... quenching furnace,, hot and cold straighten device, friction welding machine, middle frequency heat treatment, numerical control lathe and compete ...