1、Designation: F1718 01 (Reapproved 2013) An American National StandardStandard Specification forRotary Positive Displacement Distillate Fuel Pumps1This standard is issued under the fixed designation F1718; the number immediately following the designation indicates the year oforiginal adoption or, in
2、the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification covers the requirements applicable tothe design and construction
3、of rotary positive displacementdistillate fuel pumps for shipboard use.1.2 Lineal dimensions and units of force in this specificationare expressed as inches and pounds respectively. A companionmetric standard is in the process of preparation.2. Referenced Documents2.1 ASTM Standards:2A36/A36M Specif
4、ication for Carbon Structural SteelA53/A53M Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and SeamlessA106/A106M Specification for Seamless Carbon Steel Pipefor High-Temperature ServiceA193/A193M Specification for Alloy-Steel and StainlessSteel Bolting for High Temperature
5、 or High PressureService and Other Special Purpose ApplicationsA194/A194M Specification for Carbon andAlloy Steel Nutsfor Bolts for High Pressure or High Temperature Service,or BothA240/A240M Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for PressureVessels a
6、nd for General ApplicationsA269 Specification for Seamless and Welded AusteniticStainless Steel Tubing for General ServiceA276 Specification for Stainless Steel Bars and ShapesA312/A312M Specification for Seamless, Welded, andHeavily Cold Worked Austenitic Stainless Steel PipesA354 Specification for
7、 Quenched and Tempered Alloy SteelBolts, Studs, and Other Externally Threaded FastenersA434 Specification for Steel Bars, Alloy, Hot-Wrought orCold-Finished, Quenched and TemperedA449 Specification for Hex Cap Screws, Bolts and Studs,Steel, Heat Treated, 120/105/90 ksi Minimum TensileStrength, Gener
8、al UseA563 Specification for Carbon and Alloy Steel NutsA564/A564M Specification for Hot-Rolled and Cold-Finished Age-Hardening Stainless Steel Bars and ShapesA574 Specification forAlloy Steel Socket-Head Cap ScrewsA582/A582M Specification for Free-Machining StainlessSteel BarsA743/A743M Specificati
9、on for Castings, Iron-Chromium,Iron-Chromium-Nickel, Corrosion Resistant, for GeneralApplicationA747/A747M Specification for Steel Castings, Stainless,Precipitation HardeningB148 Specification for Aluminum-Bronze Sand CastingsB150/B150M Specification for Aluminum Bronze Rod, Bar,and ShapesB209 Speci
10、fication for Aluminum and Aluminum-AlloySheet and PlateB221 Specification for Aluminum and Aluminum-Alloy Ex-truded Bars, Rods, Wire, Profiles, and TubesB271 Specification for Copper-Base Alloy Centrifugal Cast-ingsB505/B505M Specification for Copper Alloy ContinuousCastingsB584 Specification for Co
11、pper Alloy Sand Castings forGeneral ApplicationsD1418 Practice for Rubber and Rubber LaticesNomenclatureD2000 Classification System for Rubber Products in Auto-motive ApplicationsD3951 Practice for Commercial PackagingF104 Classification System for Nonmetallic Gasket Materi-alsF467 Specification for
12、 Nonferrous Nuts for General UseF468 Specification for Nonferrous Bolts, Hex Cap Screws,Socket Head Cap Screws, and Studs for General UseF593 Specification for Stainless Steel Bolts, Hex CapScrews, and StudsF594 Specification for Stainless Steel NutsF837 Specification for Stainless Steel Socket Head
13、 CapScrewsF880 Specification for Stainless Steel Socket, Square Head,and Slotted Headless-Set Screws1This specification is under the jurisdiction of ASTM Committee F25 on Shipsand Marine Technology and is the direct responsibility of Subcommittee F25.11 onMachinery and Piping Systems.Current edition
14、 approved May 1, 2013. Published May 2013. Originallyapproved in 1997. Last previous edition approved in 2006 as F1718 01 (2006).DOI: 10.1520/F1718-01R13.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMS
15、tandards volume information, refer to the standards Document Summary page onthe ASTM website.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States1F912 Specification for Alloy Steel Socket Set ScrewsF1511 Specification for Mechanical Seals
16、for ShipboardPump Applications2.2 ANSI Standard:3B16.24 Pipe Flanges and Flanged Fittings2.3 ANSI/HI Standard:33.6 Rotary Pump Tests2.4 AMS Standards:43215 Acrylonitrile Butadiene (NBR) Rubber Aromatic FuelResistant 65-754676 Bars and Forgings, Corrosion Resistant, Hot Finished,Precipitation Hardena
17、ble 66.5 Ni, 3.0 AL, 0.62 Ti, 28 Cu4677 Bars and Forgings, Corrosion Resistant,Annealed 66.5Ni, 2.9 AL, 30 Cu5894 Bars, Sheet, and Plate,Alloy 60 Co, 28 Cr, 4.5 W, 1.15C, Solution Heat Treated2.5 ABMA Standards:59 Load Ratings and Fatigue Life for Ball Bearings11 Load Ratings and Fatigue Life for Ro
18、ller Bearings2.6 AGMA Standard:6390.03 Gear Classification, Materials and Measuring Meth-ods for Unassembled Gears2.7 Military Standards:7MIL-STD-167-1 (Ships) Mechanical Vibrations of Ship-board Equipment (Type 1Environmental and Type2Internally Excited)MIL-STD-740-1 (Ships)Airborne Sound Measureme
19、nts andAcceptance Criteria of Shipboard EquipmentMIL-STD-740-2 (Ships) Structureborne Vibratory Accelera-tion Measurements and Acceptance Criteria of ShipboardEquipment2.8 Military Specifications:7MIL-N-25027 Nut, Self-Locking, 250F, 450F and 800F,125 KSI FTU, 60 KSI FTU and 30 KSI FTUMIL-S-901 Shoc
20、k Tests, HI (High Impact) ShipboardMachinery, Equipment and Systems, Requirements forNavyMIL-R-83248 Rubber Fluorocarbon Elastomer, High Per-formance Fluid, and Compression Set Resistant2.9 International Standards Organization Standards:3ISO 9001 Quality Systems and Quality AssuranceDesign/Developme
21、nt, Production, Installation, and ServiceISO 9066 Information Processing SystemsTextCommunicationReliable TransferPart 2: ProtocolSpecification3. Terminology3.1 Definitions:3.1.1 capacity, nthe quantity of fluid actually deliveredper unit of time at the rated speed, including both the liquid anddiss
22、olved or entrained gases, under stated operating conditions.3.1.1.1 DiscussionIn the absence of any gas or vaporentering or forming within the pump, the capacity is equal tothe volume displaced per unit of time, less slip.3.1.2 capacity, maximum, nthe quantity of fluid deliveredthat does not exceed
23、the limit determined by the formula in4.1.2.1.3.1.3 capacity, rated, nthe minimum quantity of fluiddelivered at the specified conditions of discharge pressure, inletpressure and viscosity as shown in Table 1.3.1.4 displacement, nthe volume displaced per revolutionof the rotor(s).3.1.4.1 DiscussionIn
24、 pumps incorporating two or morerotors operating at different speeds, the displacement is thevolume displaced per revolution of the driving rotor. Displace-ment depends only on the physical dimensions of the pumpingelements.3.1.5 dry operation, na brief run during priming orstripping with suction an
25、d discharge lines unrestricted andpump chamber wet with liquid but pumping only air or vaporavailable from the suction.3.1.6 effciency, mechanical, nthe ratio of the pumppower output (hydraulic horsepower) to the pump power input(brake horsepower) expressed in percent.3.1.7 effciency, volumetric, nt
26、he ratio of the pumpscapacity to the product of the displacement and the speedexpressed in percent.3.1.8 fuel, clean, nfuel purified for direct use.3.1.9 fuel, dirty, nfuel before purification that may containwater and some solids.3.1.10 net positive inlet pressure available (NPIPA), nthetotal inlet
27、 pressure available from the system at the pump inletconnection at the rated flow, minus the vapor pressure of theliquid at the pumping temperature.3.1.11 net positive inlet pressure required (NPIPR), nthenet pressure above the liquid vapor pressure at rated flow andpumping temperature and at the pu
28、mp inlet connection re-quired to avoid performance impairment due to cavitation.3.1.12 pressure, cracking, nsometimes called set pressure,start-to-discharge pressure, or popping pressure; the pressure atwhich the relief valve just starts to open.3.1.12.1 DiscussionThis pressure cannot be determinedr
29、eadily in a relief valve that bypasses the liquid within thepump.3Available from American National Standards Institute (ANSI), 25 W. 43rd St.,4th Floor, New York, NY 10036, http:/www.ansi.org.4Available from Society of Automotive Engineers (SAE), 400 CommonwealthDr., Warrendale, PA 15096-0001, http:
30、/www.sae.org.5Available from American Bearing Manufacturers Association (ABMA), 2025M Street, NW Suite 800, Washington, DC 20036, http:/www.abma-dc.org/.6Available from American Gear Manufacturers Association (AGMA), 500Montgomery St., Suite 350, Alexandria, VA 22314-1581, http:/www.agma.org.7Availa
31、ble from Standardization Documents Order Desk, DODSSP, Bldg. 4,Section D, 700 Robbins Ave., Philadelphia, PA 19111-5098, http:/www.dodssp.daps.mil.TABLE 1 Pump SizesSize A B C D E F G HRated capacity (gpm) 10 25 50 75 100 200 300 400Maximum capacity (gpm) 13 30 59 86 114 221 328 433Flange rating (lb
32、) 150 150 150 150 150 150 150 150F1718 01 (2013)23.1.13 pressure, differential, nthe difference between dis-charge pressure and inlet pressure.3.1.14 pressure, discharge, nthe total pressure at theoutlet of the pump; discharge pressure is sometimes calledoutlet pressure.3.1.15 pressure, inlet, nthe
33、total pressure at the inlet of thepump. Inlet pressure is sometimes called suction pressure.3.1.16 pressure, maximum allowable working, nthe maxi-mum continuous pressure for which the manufacturer hasdesigned the equipment (or any part to which the term isreferred) when handling the specified fluid
34、at the specifiedtemperature.3.1.16.1 DiscussionThis pressure should not be greaterthan two thirds of the hydrostatic test pressure of the pressurecontaining parts.3.1.17 rated condition, ndefined by discharge pressure,inlet pressure, capacity, and viscosity.3.1.18 rotary pump, na positive displaceme
35、nt pump con-sisting of a casing containing gears, screws, lobes, cams, vanes,shoes, or similar elements actuated by relative rotation betweenthe drive shaft and the casing.3.1.18.1 DiscussionThere are no inlet and outlet valves.These pumps are characterized by their close running clear-ances.3.1.19
36、slip, nthe quantity of fluid that leaks through theinternal clearances of a rotary pump per unit of time.3.1.19.1 DiscussionSlip depends on the internalclearances, the differential pressure, the characteristics of thefluid handled and in some cases, the speed.3.1.20 speed, maximum allowable, nin rev
37、olutions perminute, the highest speed at which the manufacturers designwill permit continuous operation.3.1.21 speed, minimum allowable, nin revolutions perminute, the lowest speed at which the manufacturers designwill permit continuous operation.3.1.22 speed, rated, nthe number of revolutions permi
38、nute of the driving rotor required to meet the rated condi-tions.3.1.23 suction lift, na term used to define a pumpscapability to induce a partial vacuum at the pump inlet.3.1.24 temperature, maximum allowable, nthe maximumcontinuous temperature for which the manufacturer has de-signed the equipment
39、 (or any part to which the term is referred)when handling the specified fluid at the specified pressure.3.1.25 unit, pump, nthe pump and motor assembly; it alsoincludes a gear box, base, couplings, guards, as required.4. Classification4.1 Pumps shall be classified as follows:4.1.1 Types:4.1.1.1 Type
40、 IIScrews with timing gears.4.1.1.2 Type IIIScrews without timing gears.4.1.1.3 Type IVImpellers with timing gears.4.1.1.4 Type VExternal gear (spur, helical, herringbone,lobe).4.1.1.5 Type VIIIInternal gear, internal rotary lobe.4.1.1.6 Type XVane (sliding).4.1.1.7 Type XISliding shoe.4.1.2 Sizes:4
41、.1.2.1 Standard pump sizes shall be as shown in Table 1.Rated capacity shall be based on 150-psig discharge pressure,10-psia inlet pressure and 32-SSU viscosity (1034-kPa gauge,69 kPa absolute, and 2 centistoke, respectively). Rated capacityequals the minimum capacity. The maximum capacity shall not
42、exceed the amount determined by the following formula:Qmax5 QF11111Q0.4G(1)where:Q = the rated capacity (minimum capacity) andQmax= maximum allowable capacity, at 32-SSU viscosityQmaxshall be rounded to nearest whole number.5. Ordering Information5.1 The ordering activity is to provide the following
43、 infor-mation to the potential bidders:5.1.1 Title, number, and date of specification.5.1.2 Type and size of each pump (see Section 4).5.1.3 Quantity of each pump type and size (see Table 1).5.1.4 Mounting configuration (vertical, horizontal).5.1.5 Motor characteristics and specifications (see 7.6 a
44、ndmotor specification if applicable).5.1.6 Discharge pressure.5.1.7 System relief valve cracking pressure and full flowbypass pressure (see 7.6 and 7.15).5.1.8 Preservation, packaging, packing, and boxing require-ments (see Section 14).5.1.9 Quantity of drawings (see 13.2).5.1.10 Quantity of manuals
45、 (see 13.3).5.1.11 Format and quantity of each type of test report (see12.1.1.4 and S12.3.8).5.1.12 Shock, noise, and vibration requirements, if appli-cable (see S12.3).5.1.13 Types of certified data required (see 12.1.2).5.1.14 Instruction plates and locations, if required.5.1.15 Define shipbuildin
46、g specification, if applicable (see13.1).6. Materials6.1 Pump component parts shall be constructed of thematerials shown in Table 2.7. General Requirements7.1 Pumps shall be designed to pump distillate fuel andaviation turbine fuel with a viscosity range of 32 to 100 SSU(2 to 21 cSt).7.2 Pumps shall
47、 be capable of sustained operation duringinclinations up to 45 in any direction.7.3 The pumps shall be capable of withstanding environ-mental vibration induced by shipboard machinery and equip-ment in the frequency range of 4 to 25 Hz.7.4 The internally excited vibration levels of the pump shallnot
48、exceed 0.003-in. (0.076-mm) displacement peak to peakF1718 01 (2013)3during rated operation when readings are measured on thepump case near the coupling perpendicular to the pump shaft.7.5 At the conditions in 4.1.2, the airborne noise level of thepump unit shall meet the requirements in Table 3.7.6
49、 The pump shall be driven by an electric motor. Thedriver shall be sized for maximum flow at the relief valve fullflow bypass pressure, at maximum viscosity.7.7 If a reduction gear is required between the driver and thepump, it shall be provided by the pump manufacturer. Reduc-tion gears shall meet the requirements of the American GearManufacturersAssociation Gear Hand Book Volume 1,AGMA390.03. Minimum acceptable gears are AGMA Class 7 andminimum acceptable pinions are AGMA Class 8. Bearingsshall be designed for a minimu
