In Korea, where Dunkinâ Donuts opened its first stores recently, it is finding a new audience: Korean customers have swooned over oversized French Cruller munchkins, split in half and filled with Bavarian cream.
Single random pipe has an average length of 20 feet. Any given joint will be somewhere between 17.5 and 22.5 feet. Double random is 40 feet on average with any given joint being between 37.5 and 42.5 feet.
The proper means to determine pipe size (up to 1 1/4-inch) is to measure the diameter of the threads and subtract 1/4-inch. For example, subtract 1/4-inch from a 1-inch thread od to obtain the nominal pipe size of 3/4-inch.