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    ASTM D4538-2005 Standard Terminology Relating to Protective Coating and Lining Work for Power Generation Facilities《与发电装置用防护覆层和衬砌工作相关的标准术语》.pdf

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    ASTM D4538-2005 Standard Terminology Relating to Protective Coating and Lining Work for Power Generation Facilities《与发电装置用防护覆层和衬砌工作相关的标准术语》.pdf

    1、Designation: D 4538 05Standard Terminology Relating toProtective Coating and Lining Work for Power GenerationFacilities1This standard is issued under the fixed designation D 4538; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the

    2、 year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.1. Scope1.1 This terminology covers terms and their definitionsrelevant to the use of protective coatings in nuclear pow

    3、erplants.2. Referenced Documents2.1 ASTM Standards:2D16 Terminology for Paint, Related Coatings, Materials,and ApplicationsD 1193 Specification for Reagent WaterD 3843 Practice for Quality Assurance for Protective Coat-ings Applied to Nuclear FacilitiesD 3911 Test Method for Evaluating Coatings Used

    4、 in Light-Water Nuclear Power Plants at Simulated Design BasisAccident (DBA) ConditionsD 4227 Practice for Qualification of CoatingApplicators forApplication of Coatings to Concrete SurfacesD 4228 Practice for Qualification of CoatingApplicators forApplication of Coatings to Steel SurfacesD 4537 Gui

    5、de for Establishing Procedures to Qualify andCertify Personnel Performing Coating Work Inspection inNuclear FacilitiesD 4787 Practice for Continuity Verification of Liquid orSheet Linings Applied to Concrete SubstratesD 5144 Guide for Use of Protective Coating Standards inNuclear Power PlantsD 5161

    6、Guide for Specifying Inspection Requirements forCoating and Lining Work (Metal Substrates)D 5162 Practice for Discontinuity (Holiday) Testing ofNonconductive Protective Coating on Metallic Substrates3D 5962 Guide for Maintaining Unqualified Coatings(Paints) Within Level I Areas of a Nuclear Power Fa

    7、cility2.2 Other Documents:4USNRC Regulatory Guide 8.8 Ensuring Occupational Ra-diation Exposure ALARA at Nuclear Power Stations10CFR20.1 Standards for Protection Against Radiation3. Terminologyacceptable coating or lining system, nsafety-related coat-ing or lining system for which a suitability for

    8、applicationreview that meets the plant licensing requirements has beencompleted and there is reasonable assurance that, whenproperly applied and maintained, the coating or lining willnot detach under normal or accident conditions. D 5144ALARA, nconcept of reducing radiation exposure to per-sonnel to

    9、 levels “as low as reasonably achievable,” asdefined in the USNRC Regulatory Guide 8.8 and10CFR20.1(C). D 5144blistering, nformation of bubbles in a coating (paint) film.See D16(take out “ability to resist”). D 3911boiling water reactor (BWR), nreactor in which the watermoderator-coolant is boiled d

    10、irectly within the reactor coreand the pressure in the reactor vessel is only slightly greaterthan the steam turbine pressure. D 3911certification, nwritten documentation of qualification.checking, nslight breaks in the film that do not penetrate tothe previously applied coating or to the substrate.

    11、chemical spray, nsolution of chemicals that could be usedduring a loss of coolant accident (LOCA) to suppress theincident, to scavenge fission products, and to return thefacility to near-ambient conditions. D 3911coating applicator, norganization or individual responsiblefor applying a protective or

    12、 decorative coating. D 3843coating manufacturer, norganization responsible for manu-facturing coating materials. D 3843Coating Service Level I, nterm used to describe areas insidethe reactor containment where coating failure could ad-versely affect the operation of post-accident fluid systemsand, th

    13、ereby, impair safe shutdown. D 5144Coating Service Level II, nterm used to describe areas1This terminology is under the jurisdiction of ASTM Committee D33 onProtective Coating and Lining Work for Power Generation Facilities and is the directresponsibility of Subcommittee D33.92 on Definitions.Curren

    14、t edition approved Dec. 1, 2005. Published January 2006. Originallyapproved in 1986. Last previous edition approved in 2004 as D 4538 95 (2004).2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStandards v

    15、olume information, refer to the standards Document Summary page onthe ASTM website.3Withdrawn.4Available from U.S. Government Printing Office Superintendent of Documents,732 N. Capitol St., NW, Mail Stop: SDE, Washington, DC 20401.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, We

    16、st Conshohocken, PA 19428-2959, United States.outside the reactor containment where coating failure couldimpair, but not prevent, normal operating performance; thefunction of Coating Level II coatings is to provide corrosionprotection and decontaminability in those areas outside thereactor containme

    17、nt subject to radiation exposure and radio-nuclide contamination and Service Level II coatings are notsafety-related. D 5144Coating Service Level III, nterm used to describe areasoutside the reactor containment where coating failure couldadversely affect the safety function of a safety-relatedstruct

    18、ure, system, or component (SSC). D 5144coating system, npolymeric protective film consisting ofone or more coats, applied in a predetermined order byprescribed methods. D 3843coating work, nan all-inclusive term to define all operationsrequired to accomplish a complete coating job; the term shallbe

    19、construed to include materials, equipment, labor, prepa-ration of surfaces, control of ambient conditions, applicationand repair of coating systems, and inspection. D 3843coating work inspection, nphase of quality control that, bymeans of examination, observation, or measurement, deter-mines the con

    20、formance of coating work to predeterminedquality requirements. D 4537Code of Federal Regulations (CFR), nrules and regula-tions of the U.S. Federal Government; the code is subdividedinto titles, with Title 10 (10 CFR) applying to energy.D 3843cracking, nformation of breaks in a coating film that ext

    21、endthrough to the underlying surface.crawling, ndefect in which the wet film recedes fromlocalized areas of the substrate (usually caused by insuffi-cient wetting) leaving those areas uncoated. D16curing, ntransformation of a coating or other material into asolid phase or film. D 3911damp, adjmoist

    22、but not visibly wet.DBA qualified coating system, ncoating system used insidereactor containment that can be attested to having passed therequired laboratory testing, including irradiation and simu-lated design basis accident (DBA), and has adequate qualitydocumentation to support its use as DBA qua

    23、lified.D 5144DBA unqualified coating system, ncoating system usedinside reactor containment that cannot be attested to havingpassed the required laboratory testing, including irradiationand simulated DBA or has inadequate quality documenta-tion, or both, to support its use as DBA qualified. D 5144de

    24、ionized water, nwater prepared by an ion exchangeprocess meeting the requirements of Specification D 1193,Types II and III. D 3911delamination, nseparation of one coat or layer from anothercoat or layer or from the substrate. D 3911design basis accident (DBA), ngeneric term for any one ofa family of

    25、 accident conditions that can result from postu-lated events.DISCUSSIONThese conditions are generally associated with therupture of high-energy piping. The more commonly recognized acci-dent conditions used to evaluate coating systems for primary contain-ment are the loss of coolant accident (LOCA)

    26、or main stream line break(MSLB). D 3911deviation, ndeparture of a characteristic from establishedprocedures or specified requirements. D 3843discontinuity, nvoid, crack, thin spot, foreign inclusion, orcontamination in the coating film that significantly lowersthe dielectric strength of the coating

    27、film (may also beidentified as a holiday). D 4787, D 5162documentation, nany written or pictorial information de-scribing, defining, specifying, reporting, or certifying activi-ties, procedures, or results. D 3843engineered safety system, nsystem designed to mitigate theeffects of a design basis acc

    28、ident. D 3911governing documents, ntechnical specifications, job-siteprocedures, and reference documents. D 4227, D 4228high-voltage spark tester, nelectrical device (in excess of800 V) used to locate discontinuities in a nonconductiveprotective coating applied to a conductive substrate.D 4787holida

    29、y, nsee discontinuity.holiday detector, ndevice that locates discontinuities in anonconductive coating film applied to a conductive surface.DISCUSSIONTwo types of holiday detector are commonly used. Alow-voltage holiday tester is a low-voltage wet sponge electricaldetector. It is suitable to use for

    30、 testing coating film less than 20 milsthick. A high-voltage spark tester is intended for linings in excess of 20mils. It should be used with caution on surfaces that have beenpreviously immersed, since such service can appreciably influence thedielectric properties of the lining and its ability to

    31、withstand the testvoltage.immersion service, nexposure to continuous or intermittentsubmerged conditions. D 5161indeterminate coating or lining system, nsafety-relatedcoating or lining system for which there is insufficientevidence to demonstrate that it is suitable for its intended useand that it i

    32、s acceptable.inspection, nphase of quality control which by means ofexamination, observation, or measurement determines theconformance to predetermined quality requirements.D 3843inspection agency, nperson, persons, or organization autho-rized by the owner or owners designee to verify and attestconf

    33、ormance of the coating work. D 3843irradiation, nexposure to ionizing radiation. D 3911light-water nuclear reactor, napparatus, using light wateras a moderator, in which fissionable material is arrayed sothat controlled nuclear fission may be sustained in a self-supporting chain reaction. D 3911lini

    34、ng, nparticular type of coating intended for protection ofsubstrates from corrosion as a result of continuous orintermittent fluid immersion.D4538052loss of coolant accident (LOCA) conditions, nspecificconditions anticipated following a loss of coolant accidentthat would expose the coated surface of

    35、 the containments ofa light-water nuclear power facility to the temperature-pressure environmental parameters described. D 3911low-voltage tester, nlow-voltage wet sponge electrical de-tector used to locate discontinuities in nonconductive liningsapplied to conductive substrates.DISCUSSIONThis test

    36、instrument is not suitable for testing linings inexcess of 20 mils. D 4787mud-cracking, nirregular broken network of cracks in thefilm that occurs as a result of volatile loss while drying orcuring. D16nonconformance, ndeficiency in characteristic, documenta-tion, or procedure that renders the quali

    37、ty of an itemunacceptable or indeterminate.DISCUSSIONExamples of nonconformances include: physical de-fects, test failures, incorrect or inadequate documentation, or deviationfrom prescribed processing, inspection, or test procedures. D 3843owner, nperson, group, company, or corporation who has orwi

    38、ll have the license for the facility or installation. D 3843owners designee, nperson or persons authorized by theowner to act in his behalf. D 3843paintings/coatings, nessentially synonymous terms for liq-uid or paste materials consisting of pigments and fillersbound in a resin matrix that dry or cu

    39、re to form a thin,continuous protective or decorative film. D 3843pressurized-water reactor (PWR), nnuclear power reactordesign using water under high pressure as moderator-coolant. D 3911qualification, nskills, training, and experience required forpersonnel to perform properly the duties and execut

    40、e theresponsibilities of the appropriate certification level.D 4537qualifying agents, ndesignated representatives of the owneror the coating organization, or both, who have sufficientexperience in the practical application and evaluation ofcoatings applied to steel surfaces or concrete surfaces of a

    41、nuclear facility. D 4227, D 4228quality assurance, nverifications of the conformance ofmaterials and methods of application to the governingspecifications to achieve the desired result. D 3911reactor containment, nenclosure provided to protect theenvironment from the consequences of a nuclear incide

    42、nt.D 3911safety-related coating system, ncoating system used insideor outside of the reactor-containment, the detachment ofwhich could adversely affect the safety function of asafety-related structure, system or component (SSC).D 5144sag or sagging, vnonuniform downward flow of a wet paintfilm that

    43、occurs between the times of application and settingresulting in an uneven coating having a thick lower edge.DISCUSSIONThe sags usually occur at a local, thick local area of avertical film and may have the characteristic appearance of a drapedcurtain, hence the synonym “curtaining.” D16safety analysi

    44、s report (SAR), ndocument of a nuclearpower plant that maintains licensability. D 5962severe service, ncorrosive/erosive environments includingcoastal salt-laden atmosphere, industrial atmosphere, andhigh-intensity sunlight. D 5161training, nprogram developed to ensure that personnelreceive the know

    45、ledge and skills necessary for qualification.D 4537unqualified coating or paint, ncoating or coating systemthat cannot be attested to having passed the required labo-ratory testing, including irradiation and simulated DBA orlacks adequate quality documentation to support its use asqualified. D 5962v

    46、endor, nany individual or organization who furnishes itemsor service to a procurement document. D 3843This standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years andif not revised, either reapproved or withdrawn. Your comments are inv

    47、ited either for revision of this standard or for additional standardsand should be addressed to ASTM International Headquarters. Your comments will receive careful consideration at a meeting of theresponsible technical committee, which you may attend. If you feel that your comments have not received

    48、 a fair hearing you shouldmake your views known to the ASTM Committee on Standards, at the address shown below.This standard is copyrighted by ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959,United States. Individual reprints (single or multiple copies) of this standard may be obtained by contacting ASTM at the aboveaddress or at 610-832-9585 (phone), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org).D4538053


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