1、Designation: F992 17 An American National StandardStandard Specification forValve Label Plates1This standard is issued under the fixed designation F992; the number immediately following the designation indicates the year of originaladoption or, in the case of revision, the year of last revision.Anum
2、ber in parentheses indicates the year of last reapproval.Asuperscriptepsilon () indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification covers the materials, dimensions,inscription, and methods of inscribing for shipboard valve labelplates.1.2 Fasteners sha
3、ll be ordered separately and are not in-cluded in this specification.1.3 The values stated in inch-pound units are to be regardedas standard. No other units of measurement are included in thisstandard.1.4 This international standard was developed in accor-dance with internationally recognized princi
4、ples 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 Documents2.1 ASTM Standards:2A240 Specification for Chromium a
5、nd Chromium-NickelStainless Steel Plate, Sheet, and Strip for Pressure Vesselsand for General ApplicationsB36/B36M Specification for Brass Plate, Sheet, Strip, AndRolled BarB209 Specification for Aluminum and Aluminum-AlloySheet and PlateB580 Specification for Anodic Oxide Coatings on Alumi-numD709
6、Specification for Laminated Thermosetting Materials2.2 Other Documents:American Bureau of Shipping Rules for Building andClassing Steel Vessels3ANSI Y14.38 Abbreviations and Acronyms for Use onDrawings and Related Documents43. Classification3.1 Label plates shall be classified by type, grade, class,
7、size, and letter size in accordance with material and method ofinscribing, method of attachment, thickness of sheet, strip, orplate, dimensions, and letter size to be used.3.2 Types and Materials:3.2.1 Type IAnodized aluminum, engraved.3.2.2 Type IIAnodized aluminum, metal photo.3.2.3 Type IIIStainl
8、ess steel, engraved.3.2.4 Type IVBrass, engraved.3.2.5 Type VPlastic, engraved.3.3 Grades and Methods of Attachment:3.3.1 Grade AAdhesive on metal bracket (backing plate)(Sizes A through J).3.3.2 Grade BMetal strapping or screw (Sizes A throughJ).3.3.3 Grade CWelding (Sizes A through J) See also the
9、American Bureau of Shipping Standards.3.3.4 Grade DSecured by handwheel nut (Sizes Kthrough R).3.3.5 Grade EConnection to valve stem, bonnet, or flange(Size S).3.4 Class and Thickness:3.4.1 Class 118 in.3.4.2 Class 216 gage.3.4.3 Class 320 gage.3.4.4 Class 424 gage.3.5 Size and Dimensions: (length b
10、y width) or (outsidediameter (OD) by inside diameter (ID).)3.5.1 Size ARectangular 2 by78 in.3.5.2 Size BRectangular 2 by 112 in.3.5.3 Size CRectangular 3 by78 in.3.5.4 Size DRectangular 3 by 112 in.3.5.5 Size ERectangular 3 by 214 in.3.5.6 Size FRectangular 4 by78 in.3.5.7 Size GRectangular 4 by 11
11、2 in.1This 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 approved May 1, 2017. Published May 2017. Originallyapproved in 1986. Last previous edition ap
12、proved in 2011 as F992 86 (2011).DOI: 10.1520/F0992-17.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.3Avail
13、able from American Bureau of Shipping (ABS), ABS Plaza, 16855Northchase Dr., Houston, TX 77060, http:/www.eagle.org.4Available from American National Standards Institute (ANSI), 25 W. 43rd St.,4th Floor, New York, NY 10036, http:/www.ansi.org.Copyright ASTM International, 100 Barr Harbor Drive, PO B
14、ox 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 Principles for theDevelopment of International Standards, Guides and Recommendations issued by
15、the World Trade Organization Technical Barriers to Trade (TBT) Committee.13.5.8 Size HRectangular 4 by 214 in.3.5.9 Size JRectangular 4 by 314 in.3.5.10 Size KCircular 1316 by516 in.3.5.11 Size LCircular 112 by516 in.3.5.12 Size MCircular 134 by38 in.3.5.13 Size NCircular 2 by38 in.3.5.14 Size PCirc
16、ular 234 by716 in.3.5.15 Size RCircular 3 by916 in.3.5.16 Size SRectangular, 5 by 112 in. with58-in. diameterhole (see Fig. 3). (To be used with Type 3, Grade E only).3.6 Letter Size:3.6.1 Letter Size 1516-in. letter, approximately three let-ters per inch.3.6.2 Letter Size 214-in. letter, approximat
17、ely four lettersper in.3.6.3 Letter Size 3316-in. letter, approximately five lettersper inch.3.6.4 Letter Size 418-in. letter, approximately eight lettersper inch.4. Ordering Information4.1 Orders for material under this specification shall includethe following:4.1.1 ASTM Designation and year of iss
18、ue.4.1.2 Type.4.1.3 Grade.4.1.4 Class.4.1.5 Size.4.1.6 Letter size.4.1.7 Color of lettering (if other than default color black,standard red words, or white when plastic is used).4.1.8 Inscription (as to be put on label).4.1.9 Optional characteristics:4.1.9.1 Afirst option is to indicate “to suit” in
19、stead of a sizeof plate when ordering and the engraver will fit the plate to suitthe applicable requirements.4.1.9.2 A second option is to indicate “to suit” instead of aletter size when ordering and the engraver will fit the lettering(minimum of18-in. letter size) onto the plate size chosen.4.1.9.3
20、 When nonstandard colors are needed for the labelplates, the purchaser should specify.4.1.9.4 When a letter style other than gothic lettering orarabic numerals is required, the purchaser should specify.5. Materials and Manufacture5.1 Materials:5.1.1 Stainless steel, Specification A240, Type 316.5.1.
21、2 Brass, Specification B36/B36M, UNSC 26000.5.1.3 Aluminum, Specification B209, Alloy 5052.5.1.4 Plastic, Specification D709, Grade ES.5.1.5 Spar varnish.5.2 Manufacture:5.2.1 Holes shall not be provided in rectangular platesunless the method of attachment (grade) is Grade B. In thiscase approximate
22、ly12-in. left and right margins shall beprovided.5.2.2 Edges of label plates shall be smooth.FIG. 1 Plate for Sizes AJFIG. 2 Plate for Sizes KRFIG. 3 Plate for Size SF992 1725.2.3 Letters (engraved or metal photo), except as noted in6.4, shall be black and the background natural. When plasticlabel p
23、lates are used, the core (lettering) shall be white and theouter layer (background) shall be black.5.2.4 When sea valve label plates are used, or when cau-tionary words such as “Danger” and “Warning” or fuel wordsare part of the inscription, the lettering (engraved or metalphoto) shall be red and th
24、e background natural. When plasticlabel plates are used, the core of the plate (lettering) shall bewhite and the outer layer (background) shall be red.5.2.5 The front of aluminum label plates shall be coatedwith moisture-resistant spar varnish.5.2.6 Engraved plates shall be engraved to a minimumdept
25、h of 0.008 in. When plastic label plates are used, the depthof engraving shall be sufficient to ensure uniform penetrationof the top layer.5.2.7 A symmetrical and well-balanced arrangement ofletters and lines shall be attained with maximum legibility.5.2.8 Gothic lettering and arabic numerals shall
26、be usedunless specified otherwise.5.2.9 For circular label plates, a116-in. border shall be usedwhen plates are under 2 in. in outside diameter; otherwise, a18-in. border shall be used.5.2.10 Aluminum plates shall be coated in accordance withSpecification B580.6. General Requirements6.1 Inscription
27、on label plates shall include the systemidentification number, valve identification number, and thefunction of the valve. The pressure in line, where the line iscoming from or going to, or both, may be included along withany other pertinent information.6.2 When using label plates without backing, th
28、e minimumthickness shall be 20 gage.6.3 Exterior label plates shall be stainless steel with aminimum thickness of 16 gage (SST gage, 0.0595 in.) exceptas noted in 6.4.6.4 Exterior label plates for valve deck access boxes shall bea minimum of18-in. thickness attached by seal welding asclose as possib
29、le to the terminal. Label plate material shall becompatible with the deck or bulkhead material.6.5 Label plates shall be located to ensure maximum vis-ibility.6.6 When a valve is installed behind an access panel orabove a ceiling, an additional label plate shall be installedwhere normally visible as
30、 well as a label plate on the valveitself.6.7 When using the stainless steel Grade D label plate, theplate shall be attached to the valve stem, bonnet, or flange boltas appropriate.6.8 Abbreviations shall be in accordance with ANSIY14.38.6.9 The use of 24-gage metal is limited to the use whereanodiz
31、ed aluminum is used as the label metal and the methodof attachment is Grade A. The metal bracket can be shapedsuch as Size S.6.10 When circular label plates are used, it is the purchas-ers responsibility to choose title lengths and letter sizes suchthat the engraving will not be hidden by any valve
32、components.6.11 Adhesive-backed plates shall not be used on curvedsurfaces, surfaces not solid, or where the temperature couldexceed 250F.6.12 Electrically insulated material shall be used as abacking when metal label plates are attached to bare valves orpiping to prevent electrolytic corrosion betw
33、een dissimilarmetals.7. Dimensions and Tolerances7.1 Dimensions are as indicated in Fig. 1, Fig. 2, and Fig. 3.7.2 Tolerances are 618 in., except hole location 6132 in.,engraving depth +0.002, 0.000 in., and letter size 6132 in.8. Keywords8.1 label plate; marine technology; ships; valve label plateA
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