Black Pipe SCH-10 thru SCH-40 1 inch ID thru 4 inch ID Sold by the bundles. Used oil feild pipe for sale. Sizes available are 2 38 OD. 2 78 OD. and 4 12 OD. average lengths are 31 feet. 5000 Feet Minimim Order Great for Pole Barns, Fences, Arenas, For details call Jud at 928 899-6900 If no answer please leave your phone number and I will call you back.