Nominal diameter definition

Nominal diameter means the inside pipe diameter for pipe sizes 1−inch diameter through 12−inch diameter and means the outside pipe diameter for pipe sizes greater than 12−inch diam- eter.
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Examples of Nominal diameter in a sentence

  • SD(P)0.5 133,200 L = Allowable leakage in gallons (per hour) S = Tested length of pipe (feet) D = Nominal diameter of pipe (inches) P = Average test pressure during the test (psi) Should any test of pipe laid disclose leakage greater than that specified above, the Contractor shall, at his own expense, locate and repair the points of leakage until the leakage is within the specified allowance.

  • Semi-hard and hard steel, deformed bars or cold worked steel will always be bent using a mandrel of the appropriate diameter, described in the table below, for semi-hard and hard steel: Nominal diameter of the [mm]The lengths of restraint and overlap length stated on the plans will be strictly respected.

  • Nominal diameter or nominal pipe size" means the inside diameter of pipe for pipe sizes one-inch through twelve inches in diameter and means the outside pipe diameter for pipe sizes greater than twelve inches in diameter.

  • The Contractor shall refer to Section, 301.05.07, “Hydrostatic Testing” of SCWD Standard Specifications, except that the allowable leakage will be calculated by the following formula: La = {LDP}/148,000 where:La = Allowable leakageL = Length of the pipe runD = Nominal diameter of the pipe in inches P = Test pressure The Contractor shall perform pressure testing in compliance with District requirements.

  • Allowable leakage shall be calculated according to the following formula: Ductile Iron and PVC Pipe:L = N x D x SQRT(P) 148,000 L = Allowable Leakage in gallons per hour N = Total length of pipe being tested in feet D = Nominal diameter of pipe in inchesP = The average test pressure in psi Each test section of pipe shall be slowly filled with water and the specified test pressure (measured at the lowest point of elevation) shall be applied by means of a pump connected to the pipe in a satisfactory manner.

  • Nominal diameter is used to represent a typical diameter for a part that has different diameters/external radiuses along its length (e.g., screws and nuts).

  • The permitted application conditions and design details of the delivered pump are shown in the attached data sheet and / or order confirmation.For example: Position (0) - Model designation:LS - Foot mounted casing design (12 / 16 bar) LC - Foot mounted casing design (25 bar) LCP - Casing feet centre line (25 bar)Position (1) - Nominal diameter of discharge nozzle in mmPosition (2) - Nominal impeller size in mm Position (3) - Method of shaft sealing:S1 - Single mechanical seal acc.

  • The width of the trench at bottom between the faces of sheeting shall be Nominal diameter of the pipe plus 300mm clearance on either side of the pipe.

  • Allowable leakage shall be calculated according to the following formula: Ductile Iron and PVC Pipe:L = N x D x SQRT(P) 148,000 L = Allowable Leakage in gallons per hour N = Total length of pipe being tested in feet D = Nominal diameter of pipe in inchesP = The average test pressure in psiEach test section of pipe shall be slowly filled with water and the specified test pressure (measured at the lowest point of elevation) shall be applied by means of a pump connected to the pipe in a satisfactory manner.

  • Service connections for pressurised pipe: • Nominal diameter, material type, length and class of pipes laid.• For connection boundary kits connecting to a pressurised system show the distance from the centre of the boundary kit box cover to the connection point on the main pipe.

Related to Nominal diameter

  • Terminal disease means an incurable and irreversible disease that has been medically confirmed and will, within reasonable medical judgment, produce death within six months.

  • Sewage sludge weight means the weight of sewage sludge, in dry U.S. tons, including admixtures such as liming materials or bulking agents. Monitoring frequencies for sewage sludge parameters are based on the reported sludge weight generated in a calendar year (use the most recent calendar year data when the NPDES permit is up for renewal).

  • Rack means a mechanism for delivering motor vehicle fuel or diesel from a refinery or terminal into a truck, trailer, railroad car, or other means of non-bulk transfer.

  • Sewage sludge fee weight means the weight of sewage sludge, in dry U.S. tons, excluding admixtures such as liming materials or bulking agents. Annual sewage sludge fees, as per section 3745.11(Y) of the Ohio Revised Code, are based on the reported sludge fee weight for the most recent calendar year.

  • tons means the gross tonnage calculated in accordance with the tonnage measurement regulations contained in Annex I of the International Convention on Tonnage Measurement of Ships, 1969; the word “tonnage” shall be construed accordingly.