1、Designation:E180115Standard Practice forAdhesive Bonding of Aluminum Facings in Foam and BeamType Shelters1This standard is issued under the fixed designation E1801;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last rev
2、ision.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 covers the materials,processes,a
3、nd qual-ity controls to be used in the manufacture of adhesive-bonded,aluminum-faced,foam core sandwich panels for tactical shel-ters.1.2 The values stated in inch-pound units are to be regardedas standard.The values given in parentheses are mathematicalconversions to SI units that are provided for
4、information onlyand are not considered standard.1.3 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 establish appro-priate safety and health practices and determine the applica-bility of regula
5、tory limitations prior to use.2.Referenced Documents2.1 ASTM Standards:2B209 Specification for Aluminum and Aluminum-AlloySheet and PlateE631 Terminology of Building ConstructionsE1730 Specification for Rigid Foam for Use in StructuralSandwich Panel CoresE1749 Terminology Relating to Rigid Wall Relo
6、catableSheltersE1793 Practice for Preparation of Aluminum Alloy forBonding in Foam and Beam Type Transportable SheltersE1794 Specification for Adhesive for Bonding Foam CoredSandwich Panels(200F Elevated Humidity Service),Type II PanelsE1800 Specification for Adhesive for Bonding Foam CoredSandwich
7、Panels(160F Elevated Humidity Service),Type I Panels2.2 Federal Standard:3QQ-A-250/11 Alumium Alloy 6061T6 Plate and Sheet3.Terminology3.1 DefinitionsSee Terminologies E631 and E1749 fordefinitions of general terms used in this practice.4.Significance and Use4.1 The formation of reproducible,durable
8、 adhesive bondsin structural units requires great care in the performance of thesteps in the bonding process.Experience has shown thatadhesive bonding carried out in accordance with this practiceproduces reproducible adhesive bonds.This practice is appli-cable to both the Type 1,160F(71C),and Type 2
9、,200F(93C),elevated humidity service type of foam and beamshelter.5.Facilities5.1 Panel Assembly Layup AreaThe panel assembly layuparea shall be a ventilated area maintained at a minimumtemperature of 68F(20C).The area shall be free of oils,grease,silicone,lint,or other contaminants detrimental to t
10、heproduction of adhesive bonds.5.2 Post-Curing RoomsThe post-curing rooms shall pro-vide a uniform temperature distribution over all panels andover all portions of the panels exposed for post-curing.Thetotal temperature range shall be no more than 25F(14C).6.Apparatus6.1 Pressure EquipmentPressure e
11、quipment for bondingof shelter panels shall be large enough to permit the bonding ofa complete panel in one step.The manufacturer shall providecalibration and test data demonstrating that the temperature onthe two facings of the press platens during bonding will beequal and uniform within 65F(63C)of
12、 the indicated1This practice is under the jurisdiction of ASTM Committee E06 on Perfor-mance of Buildings and is the direct responsibility of Subcommittee E06.53 onMaterials and Processes for Durable Rigidwall Relocatable Structures.Current edition approved May 1,2015.Published August 2015.Originall
13、yapproved in 1996.Last previous edition approved in 2009 as E1801 09.DOI:10.1520/E1801-15.2For 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
14、page onthe ASTM website.3Available from DLA Document Services,Building 4/D,700 Robbins Ave.,Philadelphia,PA 19111-5094,http:/quicksearch.dla.mil.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 temperature.The platens shall be flat to with
15、in 0.003 in./ft(0.08 mm/305 mm)and shall be smooth having a maximumsurface roughness of 125 rms.The pressure equipment shall beequipped with temperature and pressure recorders and controlsthat accurately control heat-up,pressure applied,and dwelltime.6.2 Calibrations,Temperature and Pressure Require
16、ments,and ControlsGages shall be calibrated every six months byan accredited independent laboratory or by the panel manufac-turer if approved by the purchaser.All calibrations shall betraceable to the National Institute of Standards and Technology.The latest calibration certificate shall be attached to theequipment near each gage.Thermocouples placed at eachcorner and at the center of each facing shall be used todemonstrate the uniformity of the temperature.A permanentrecord of the pressure,time
