ANSI ASTM F1144-1998 Standard Specification for Manhole Cover Assembly Bolted Semi-Flush Oiltight and Watertight Hinged.pdf
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1、Designation: F1144 98 (Reapproved 2012) An American National StandardStandard Specification forManhole Cover Assembly, Bolted, Semi-Flush, Oiltight andWatertight, Hinged1This standard is issued under the fixed designation F1144; the number immediately following the designation indicates the year ofo
2、riginal adoption or, in 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 provides design and constructioncriteria
3、for a semi-flush, oiltight and watertight bolted hingedmanhole cover assembly.1.2 The manhole cover assemblies depicted on this specifi-cation are for use in decks or bulkheads requiring oiltight andwatertight covers that are not required to be completely flush.Manhole cover assemblies shall be comp
4、lete with covers,mounting rings, gaskets, studs, washers, hinge assemblies, andnuts.1.3 Handles, if required, shall be as specified in the orderinginformation.1.4 Values stated in inch-pound units are to be regarded asstandard.1.5 This standard is not applicable to certain hazardouscargos. (See 46CF
5、R 153.254 and 46CFR 154.340.)1.6 This specification provides design and construction formanhole cover assemblies subjected to lateral pressures such asresulting from vehicle loads or hydrostatic pressures. Wheremanhole cover assemblies are subjected to primary or cyclicloads, other reinforcement or
6、construction criteria may benecessary to integrate the manhole assembly with the requiredstructural reinforcement for openings in decks or bulkheads.Design of the manhole cover assembly for primary or cyclicloads is beyond the scope of this specification.1.7 This international standard was developed
7、 in accor-dance with internationally recognized principles on standard-ization established in the Decision on Principles for theDevelopment of International Standards, Guides and Recom-mendations issued by the World Trade Organization TechnicalBarriers to Trade (TBT) Committee.2. Referenced Document
8、s2.1 ASTM Standards:2A36/A36M Specification for Carbon Structural SteelA131/A131M Specification for Structural Steel for ShipsA153/A153M Specification for Zinc Coating (Hot-Dip) onIron and Steel HardwareA575 Specification for Steel Bars, Carbon, MerchantQuality, M-GradesB36/B36M Specification for Br
9、ass Plate, Sheet, Strip, AndRolled BarD2000 Classification System for Rubber Products in Auto-motive ApplicationsF783 Specification for Staple, Handgrab, Handle, and Stir-rup Rung2.2 ANSI Standards:3B1.1 Unified Inch Screw ThreadsY14.5M Dimensioning and TolerancingB18.2.1 Square and Hex Bolts and Sc
10、rews, Inch Series2.3 ABS Standard:4Rules for Building and Classing Steel Vessels2.4 Steel Structures Painting Council Standard:5SP-10 Surface Preparation Specification No. 102.5 Code of Federal Regulations Standard:6CFR 46 Code of Federal Regulations3. Terminology3.1 Definitions:3.1.1 manholeaccessw
11、ay located in a tank structure.3.1.2 semi-flushrefers to the placement of the hinged plateover the ringed opening (without coaming).1This specification is under the jurisdiction of ASTM Committee F25 on Shipsand Marine Technology and is the direct responsibility of Subcommittee F25.03 onOutfitting a
12、nd Deck Machinery.Current edition approved June 1, 2012. Published October 2012. Originallyapproved in 1988. Last previous edition approved in 2007 as F1144 98 (2007).DOI: 10.1520/F1144-98R12.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at ser
13、viceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.3Available from American National Standards Institute (ANSI), 25 W. 43rd St.,4th Floor, New York, NY 10036, http:/www.ansi.org.4Available from American Bureau of Shippin
14、g (ABS), ABS Plaza, 16855Northchase Dr., Houston, TX 77060, http:/www.eagle.org.5Available from Society for Protective Coatings (SSPC), 40 24th St., 6th Floor,Pittsburgh, PA 15222-4656, http:/www.sspc.org.6Available from DLA Document Services, Building 4/D, 700 Robbins Ave.,Philadelphia, PA 19111-50
15、94, http:/quicksearch.dla.mil.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United StatesThis international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principl
16、es for theDevelopment of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.14. Classification4.1 Type I15- by 23-in. (381- by 584-mm) size of accessopening4.2 Type II18- by 24-in. (457- by 610-mm) size of accessopen
17、ing4.3 Grade 114-in. (6.4-mm) thick cover plate4.4 Grade 238-in. (9.5-mm) thick cover plate4.5 Grade 312-in. (12.7-mm) thick cover plate4.6 Class A Manhole Cover AssembliesShall be abrasiveblasted to near white metal in accordance with SSPC SP-10and a commercial marine quality nonhazardous corrosion
18、-inhibiting and oil-resistant primer coating be applied forprotection for a period of one year during shipping and inshipyard handling.4.7 Class B Manhole Cover AssembliesShall be galva-nized in accordance with Specification A153/A153M.5. Ordering Information5.1 The purchasers ordering information s
19、hall include thefollowing:5.1.1 ASTM designation and date.5.1.2 Type (see 4.1 and 4.2).5.1.3 Grade (see 4.3, 4.4, and 4.5).5.1.4 Class see (4.6 and 4.7).5.1.5 Quantity.5.1.6 RemarksHandles (are/are not) required.5.1.7 ApprovalClassification society approval (is/is not)required.5.1.8 Gasket, if other
20、 than specified (see 6.8).6. Materials and Manufacture6.1 Plate for the cover, ring, hinge pad and hinge blade shallbe in accordance with Specification A36/A36M or A131/A131M steel.6.2 Round bar for the handle shall be in accordance withSpecification F783, Type A.6.3 Round bar for the hinge pin shal
21、l be of SpecificationA575 steel.6.4 Welded studs shall be34 in. (19.1 mm)10 UNC-2Aby134 in. (44.5 mm) long and manufactured of ordinary steel tocommercial standards. Threads shall be the coarse thread seriesin accordance with the latest issue of ANSI B1.1.6.5 Washers shall be ANSI B18.2.1 Type A,34-
22、in. (19.1-mm) washer, 2-in. (50.8-mm) by 0.148-in. (3.8-mm) thickstandard flat manufactured of yellow brass, in accordance withSpecification B36/B36M.6.6 Heavy hex nuts shall be34 in. (19.1 mm)10 UNC-2Band manufactured of yellow brass, in accordance with Speci-fication B36/B36M. Threads in nuts shal
23、l conform to thedimensions for coarse threads with tolerances prescribed inaccordance with ANSI B1.1. The nuts shall conform todimensions prescribed in accordance with ANSI B18.2.1.6.7 Cotter pin to be in accordance with Specification B36/B36M yellow brass,18 by 134 in. (3.2 by 44.5 mm) long.6.8 Unl
24、ess otherwise specified in ordering information,gasket to be rubber,316 in. (4.8 mm) thick, 50 6 5 durometersper Classification D2000 5BC507 A14 E034. For manholecover assemblies for government application, see Annex A2for type of gasket.6.9 Welding to conform to the latest issue of AmericanBureau o
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