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.

  • 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.

  • Nominal diameter for pipes or span and height for RCBs. Number of barrels.

Related to Nominal diameter

  • Diameter means the diameter of the stem of a tree measured outside the bark at a specified point of measurement.

  • Taximeter means any device for calculating the fare to be charged in respect of any journey in a hackney carriage or private hire vehicle by reference to the distance travelled or time elapsed since the start of the journey, or a combination of both; and

  • Diameter at Breast Height (DBH) means the diameter of a tree at 4 1/2 feet above the ground measured from the uphill side.

  • X-ray high-voltage generator means a device which transforms electrical energy from the potential supplied by the X-ray control to the tube operating potential. The device may also include means for transforming alternating current to direct current, filament transformers for the X-ray tube(s), high-voltage switches, electrical protective devices, and other appropriate elements.

  • PNode has the meaning set forth in the CAISO Tariff.

  • Electrical Distance means, for a Generation Capacity Resource geographically located outside the metered boundaries of the PJM Region, the measure of distance, based on impedance and in accordance with the PJM Manuals, from the Generation Capacity Resource to the PJM Region.

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

  • Operating pressure means the pressure at which the parts of an irrigation system are designed by the manufacturer to operate.

  • 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).

  • high voltage means the classification of an electric component or circuit, if its working voltage is > 60 V and ≤ 1500 V DC or > 30 V and ≤ 1000 V AC root mean square (rms).

  • Meet Point A point, designated by the Parties, at which one Party’s responsibility for service begins and the other Party’s responsibility ends.

  • Intermodal Rail Yard means a rail facility in which cargo is transferred from drayage truck to train or vice-versa.

  • Uppermost aquifer means the geologic formation nearest the natural ground surface that is an aquifer, as well as lower aquifers that are hydraulically interconnected with this aquifer within the facility's property boundary.

  • Gasification means the substoichiometric oxidation or steam reformation of a substance to produce a gaseous mixture containing two or more of the following: (i) oxides of carbon; (ii) methane; and (iii) hydrogen;

  • High voltage bus means the electrical circuit, including the coupling system for charging the REESS that operates on a high voltage.

  • Planned External Financed Generation Capacity Resource means a Planned External Generation Capacity Resource that, prior to August 7, 2015, has an effective agreement that is the equivalent of an Interconnection Service Agreement, has submitted to the Office of the Interconnection the appropriate certification attesting achievement of Financial Close, and has secured at least 50 percent of the MWs of firm transmission service required to qualify such resource under the deliverability requirements of the Reliability Assurance Agreement.

  • Measurement Point means the emission source for which continuous emission measurement systems (CEMS) are used for emission measurement, or the cross-section of a pipeline system for which the CO2 flow is determined using continuous measurement systems;

  • Maximum residual disinfectant level or “MRDL” means a level of a disinfectant added for water treatment that may not be exceeded at the consumer’s tap without an unacceptable possibility of adverse health effects.

  • 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.

  • Vapor balance system means a combination of pipes or hoses which create a closed system between the vapor spaces of an unloading tank and a receiving tank such that vapors displaced from the receiving tank are transferred to the tank being unloaded.

  • Semi-annual (2/Year) sampling frequency means the sampling shall be done during the months of June and December, unless specifically identified otherwise.

  • 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.

  • Flash point means the lowest temperature of a liquid at which its vapours form a flammable mixture with air;

  • Receipt Point means the receipt/inception point(s) where Crude Oil is received into the Gathering System, as such points are specified in Section II of this tariff.

  • 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.

  • Planned Financed Generation Capacity Resource means a Planned Generation Capacity Resource that, prior to August 7, 2015, has an effective Interconnection Service Agreement and has submitted to the Office of the Interconnection the appropriate certification attesting achievement of Financial Close.