Column Piping Sample Clauses

Column Piping. Column piping shall be threaded pipe conforming to the following diameters and weights per foot, unless specified otherwise. Nominal Size Outside Diameter Weight Per Foot 6 6.625 18.97 8 8.625 24.70 10 10.750 34.24 12 12.750 43.77 14 14.000 54.57 16 16.000 62.58 Pipe shall be furnished in interchangeable sections of 20-foot nominal length for enclosed line shaft and 10-foot length for open line shaft, with the exception of the top column section which shall be of 5-foot nominal length and the bottom column section which may be of shorter length. Column pipe sections shall be connected with threaded steel sleeve type couplings. Ends of each pipe section shall be faced normal to section axis and machined with threads to permit ends to butt to ensure proper alignment when assembled. Coating of the column piping, either interior or exterior, is not required.