ASTM D5168-2012(2017) Standard Practice for Fabrication and Closure of Triple-Wall Corrugated Fiberboard Containers《三层波纹纤维板集装箱制造和封闭的标准实施规程》.pdf

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1、Designation: D5168 12 (Reapproved 2017)Standard Practice forFabrication and Closure of Triple-Wall CorrugatedFiberboard Containers1This standard is issued under the fixed designation D5168; the number immediately following the designation indicates the year oforiginal adoption or, in the case of rev

2、ision, 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.This standard has been approved for use by agencies of the U.S. Department of Defense.1. Scope1.1 This practice

3、 covers the fabrication and closure of newtriple-wall corrugated fiberboard containers.1.2 This practice indicates the factors and components thatmust be controlled in the manufacture of triple-wall fiberboardcontainers.1.3 The values stated in inch-pound units are to be regardedas standard. The val

4、ues given in parentheses are mathematicalconversions to SI units that are provided for information onlyand are not considered standard.1.4 This standard does not purport to address all of thesafety concerns, if any, associated with its use. It is theresponsibility of the user of this standard to est

5、ablish appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use.1.5 This international standard was developed in accor-dance with internationally recognized principles on standard-ization established in the Decision on Principles for theDevelop

6、ment of International Standards, Guides and Recom-mendations issued by the World Trade Organization TechnicalBarriers to Trade (TBT) Committee.2. Referenced Documents2.1 ASTM Standards:2D996 Terminology of Packaging and Distribution Environ-mentsD3950 Specification for Strapping, Nonmetallic (and Jo

7、in-ing Methods)D3951 Practice for Commercial PackagingD3953 Specification for Strapping, Flat Steel and SealsD4675 Guide for Selection and Use of Flat Strapping Ma-terials1D4727/D4727M Specification for Corrugated and Solid Fi-berboard Sheet Stock (Container Grade) and Cut ShapesD5330/D5330M Specifi

8、cation for Pressure-Sensitive Tapefor Packaging, Filament-ReinforcedD5486/D5486M Specification for Pressure-Sensitive Tapefor Packaging, Box Closure, and SealingSI 10 American National Standard for Use of the Interna-tional System of Units (SI): The Modern Metric System2.2 TAPPI Standards:3T411Test

9、Method for Thickness of Paper and PaperboardT 803 Puncture and Stiffness Test of Container BoardT 810 Bursting Strength of Corrugated and Solid FiberboardT811Edgewise Compression Strength of Corrugated Fiber-board (Short Column Test)T 812 Ply Separation of Solid and Corrugated Fiberboard(Wet)2.3 Cod

10、e of Federal Regulations:4CFR Parts 107-180 Title 49, Hazardous Materials Regula-tions2.4 Other Standards:National Motor Freight Classification5Uniform Freight Classification62.5 Use of Other Specifications:2.5.1 Nothing in this practice shall be construed to prohibitthe use of containers of special

11、 design or of fiberboardcontainers identified by package number in the currentUniform Freight Classification and National MotorFreight Classification when in the experience and judg-ment of the purchaser, the nature of the articles or materialto be shipped justifies such containers.1This practice is

12、 under the jurisdiction of ASTM Committee D10 on Packagin-gand is the direct responsibility of Subcommittee D10.27 on Fiberboard ShippingContainers, Containerboard and Related Structures and Materials.Current edition approved April 1, 2017. Published June 2017. Originallyapproved in 1991. Last previ

13、ous edition approved in 2012 as D5168 12. DOI:10.1520/D5168-12R17.2For 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 web

14、site.3Available from Technical Association of the Pulp and Paper Industry (TAPPI),15 Technology Parkway South, Norcross, GA 30092, http:/www.tappi.org.4Available from U.S. Government Printing Office Superintendent of Documents,732 N. Capitol St., NW, Mail Stop: SDE, Washington, DC 20401, http:/www.a

15、ccess.gpo.gov.5Available from National Motor Freight Traffic Association (NMFTA), 1001 N.Fairfax St., Alexandria, VA 22314, http:/www.nmfta.org.6Available from Short Line and Regional Railroad Association, 50 F Street,N.W., Suite 7020, Washington, DC 200011536.Copyright ASTM International, 100 Barr

16、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 Principles for theDevelopment of International Standards, Guides and Recommen

17、dations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.12.5.2 Exceptional commodities may require better containersthan are specified herein. Containers for explosives anddangerous articles shall comply with the specificationsprescribed in the Department of Transp

18、ortations (DOT)Office of Hazardous Materials Code of FederalRegulations, Title 49 CFR Parts 107-180. In addition, forthe particular articles to which these regulations apply, ifthe requirements contained in this practice are morestringent, then they must also meet the requirementsspecified herein. (

19、The DOT regulations apply to sucharticles as explosives, flammable liquids and solids, com-pressed gases, oxidizing materials, poisons, and so forth).3. Terminology3.1 DefinitionsGeneral definitions for packaging arefound in Terminology D996.4. Significance and Use4.1 Triple-wall corrugated fiberboa

20、rd containers are used tounitize products into containers of size and shape suitable formanual or mechanical handling and to protect the contentsagainst environmental, handling, shipping, and storage condi-tions.4.2 This practice is intended to cover some of the basicconstructions and styles of comm

21、ercially available triple-wallfiberboard packaging used to unitize and protect contents.5. Style5.1 Style ARegular slotted container or alternateconstruction, regular slotted container with crushed flaps (seeFig. 1).5.2 Style BFull telescope container (see Fig. 2).5.3 Style CHalf regular slotted con

22、tainer with short topflaps and cover or alternate construction (see Fig. 3).6. Requirements6.1 ClassesTriple-wall corrugated fiberboard containersmay be furnished in the following classes, styles, and types ofends, as specified:6.1.1 CFNon-weather-resistant containers are for domes-tic shipments and

23、 storage in known, favorable conditions.6.1.2 CGNon-weather resistant containers for govern-ment shipments and storage in known, favorable conditions.6.1.3 CFWRWeather-resistant containers are for exportshipments and storage where high humidities or extremeclimatic conditions may be encountered.6.1.

24、4 CGWRWeather-resistant containers are for govern-ment export shipments and storage where high humidities orextreme climatic conditions may be encountered.6.1.5 CFFRFire-Retardant ContainersWhen specified,triple-wall containers shall use materials as specified in Speci-fication D4727/D4727M, Variety

25、 TW, class WR/FR.FIG. 1 Style A BoxD5168 12 (2017)26.1.6 CGFRFire-Retardant ContainersWhen specified,triple-wall containers shall use materials as specified in Speci-fication D4727/D4727M, Variety TW, class WR/FR.6.2 Materials:6.2.1 FiberboardThe fiberboard shall consist of threecorrugated mediums a

26、nd four facings fabricated into a triple-wall structural material.6.2.1.1 Corrugating Mediums:(1) Weight of MediumsThe weight of material used tofabricate the corrugated medium shall be no less than 26lb/1000 ft2(127 g/m2), or as otherwise specified.(2) Flute ArrangementThere shall be two A Flutes,

27、withthe remaining flute being either A or C Flute. Flute arrange-ment shall be agreed upon between the purchaser and thesupplier. In accordance with Department of Defenserequirements, the flute combination shall be C-A-A (or meetequivalent performance levels).6.2.1.2 FacingsThe combined weight of fa

28、cings for ClassCG, CGWR and CGFR shall be not less than 264 lb/1000ft2(1289 g/m2), with the heaviest facings on the outside. Forboxes made to the puncture strength requirement the minimumcombined weight of facings shall be as shown in Table 1. Thereis no facing weight requirement for boxes made to t

29、he ECTstrength requirement. (Note an exception for grades 1100 CG,1100 CGWR and 1100 CGFR, which have basis weight,puncture, and ECT requirements.) For weather-resistant boxes,Classes CFWR and CGWR, the outer facings shall be highlywater-resistant paperboard which has been treated with asuitable hig

30、h-grade, wet strength resin. For Class CGWR, thewater-resistant paperboard shall have a 35 % minimum wetmullen retention versus dry mullen when tested in accordancewith TAPPI T 810 and T 812.6.2.2 CaliperThe thickness of the finished Class CG,CGWR and CGFR fiberboard shall be no less than 0.525 in.(

31、13.3 mm), when tested in accordance with TAPPI T 411.6.2.3 Board Strength:6.2.3.1 Puncture ResistanceThe fiberboard shall have aminimum puncture test value as is shown in Table 2 whentested in accordance with TAPPI T 803. Only one puncturereading on each specimen may fall below the allowableminimum

32、and that reading shall be not more than 10 % belowthe allowable minimum reading.6.2.3.2 Short Column CrushThe short column crushstrength (ECT) of the class 1100 CG, 1100 CGWR and 1100CGFR fiberboard shall not have a minimum average that is lessthan is shown in Table 2 when tested in accordance with

33、TAPPIT 811. For all other types and classes, the ECT values shownin Table 2 are minimum values. Only one ECT reading in aFIG. 2 Style B BoxFIG. 3 Style C BoxTABLE 1 Size and Weight Limitations for CF, CFWR/FR, CG, and CGWR/FR Classes of Fiberboard BoxesType TW Combined WeightFacings Only, min.(SF is

34、 total weightof plies)Max Weight of Boxesand ContentsMax Outside DimensionsLength + Width + DepthClasses CFand CFWR/FRClasses CGCGWR/FRlb/1000ft.2g/m2 lbs kg in. mm700 168 820 240 109 110 2794900 222 1083 260 118 115 29211100 264 1289 280 127 120 30481100 264 1289 280 127 120 30481300 360 1758 300 1

35、36 125 3175D5168 12 (2017)3specimen may fall below the allowable minimum and thatreading shall not be more that 10% below the allowableminimum reading.6.2.4 Adhesive:6.2.4.1 For non-weather-resistant containers, the facingsand corrugated medium shall be securely bonded with adhesiveover the entire a

36、rea of contact.6.2.4.2 For weather-resistant containers, in addition to therequirements specified in 6.2.4.1, the adhesive shall be of thewater-resistant type and the fiberboard shall show no plyseparation greater than14 in. (6 mm) when tested in accordancewith TAPPI T 812.6.2.5 Metal Fasteners (3x)

37、Metal fasteners shall be com-mercially pre-formed staples or staples formed from commer-cial steel stitching wire. All metal fasteners shall havecommercially-applied coating of zinc or copper wash.6.3 DimensionsDimensions of the containers furnishedshall be as specified (see 7.1.3). Unless otherwise

38、 specified, thecontainer dimensions shall be inside measurements with atolerance of 614 in. (6 mm). Maximum dimensions are shownin Table 1, see also 7.2.6.4 CertificationThe manufacturer shall furnish the pro-curing activity with certification that containers furnishedunder this specification meet t

39、he requirements specified herein.6.5 Style A Containers:6.5.1 ConstructionConstruction shall be in accordancewith Fig. 1 (regular-slotted container). This container shall beone piece of triple-wall corrugated fiberboard scored andslotted (slots shall have a minimum width of38 in. (10 mm) toform a bo

40、dy piece having four flaps for closing each of twoopposite faces. The flaps along the longer edge are the outerflaps, and those along the shorter edge are the inner flaps. Flapsshall not project beyond the edge of the container. All lengthflaps shall be equal in length, and all width flaps shall be

41、equalin length. The outer flaps shall not overlap when closed norhave a gap to exceed12 in. (12.7 mm). The body joint(manufacturers joint) overlap shall be not less than 2 in. (50mm) wide, and both the overlap and the overlapped portion ofthe body shall be crushed prior to stapling or gluing. Thecon

42、tainer may be constructed from two sheets of triple-wallcorrugated fiberboard only when the board manufacturersmachinery is incapable of producing sheets of a size suitablefor single-sheet construction. When two-piece construction isutilized, the two body joints shall be on diagonally oppositeedges.

43、 When metal staples are used they shall be placedapproximately on a 45 angle across the overlap and shall beplaced not more than 1 in. (25 mm) apart. The 1-in. measure-ment shall be from the lower tip on one staple to the top tip ofthe staple directly below. The first and last staple shall beplaced3

44、4 614 in. (20 6 7 mm) from the end of the overlap.When the joint is glued, there shall be a minimum of 75 % fibertear of the overlap area when pulled apart. The direction of theflutes shall be vertical in the sides and ends of the container.There shall be no surface breaks in the board when folded 1

45、80along the score line parallel to the flute direction and 90 alongthe score line perpendicular to the flute direction.6.5.2 Alternate Construction:6.5.2.1 When specified, Style A containers shall be fur-nished with a 112-in. (36-mm) overlap on the outside top andbottom flaps. The overlapped areas o

46、f the flaps shall be crushed(see Fig. 1).6.5.2.2 When specified, the score lines of the inner flaps,die-cut only, of Style A containers shall be offset a distance ofthe thickness of the board from the score lines of the outerflaps.6.5.2.3 When specified, all flaps shall be crushed or scoredadjacent

47、to the score line approximately 212 in. (65 mm) widealong the entire length of the flap to facilitate closure of thecontainer flap.6.6 Style B Containers:6.6.1 ConstructionConstruction shall be in accordancewith Fig. 2 (full telescope container). The container shallconsist of a body and a cover, eac

48、h being one piece of slottedand scored triple-wall corrugated fiberboard. The inside depthof the cover shall be the overall depth of the body. When set up,the flaps shall not overlap and shall be fastened to the sidewalls of the container with staples, or, when specified, bygluing. The arrangement o

49、f the staples shall be as shown in Fig.2, and each flap shall have not less than four staples. Thestaples shall be not more than 112 in. (36 mm) nor less than 1in. (25 mm) from the free edges of the flaps. The spacing of thestaples around the edge of each flap shall be not more than 5 in.(127 mm) from the center of one staple to the center of the nextstaple. When flaps are glued, there shall be a minimum of 75 %fiber tear of the overlap area when pulled apart. There shall beno surface breaks in the boa