1、Designation:E173015Standard Specification forRigid Foam for Use in Structural Sandwich Panel Cores1This standard is issued under the fixed designation E1730;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision.A
2、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 specification covers rigid,closed cell,polyuretha
3、neand polyisocyanurate thermal insulation for sandwich panelsused in shelter construction for exposure to ambient tempera-tures of 25 to 160F(32 to 71C).Painted surfaces ofshelters in actual field use reach temperatures of 200F(93C).The materials in this specification must be capable of with-standin
4、g processing,(laminating)temperatures of 230F(110C).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 information onlyand are not considered standard.1.3 The following precautionary ca
5、veat pertains only to thetest method portion,Section 12,of this specification:Thisstandard does not purport to address all of the safety concerns,if any,associated with its use.It is the responsibility of the userof this standard to establish appropriate safety and healthpractices and determine the
6、applicability of regulatory limita-tions prior to use.2.Referenced Documents2.1 ASTM Standards:2C165 Test Method for Measuring Compressive Properties ofThermal InsulationsC168 Terminology Relating to Thermal InsulationC177 Test Method for Steady-State Heat Flux Measure-ments and Thermal Transmission
7、 Properties by Means ofthe Guarded-Hot-Plate ApparatusC273/C273M Test Method for Shear Properties of SandwichCore MaterialsC366/C366M Test Methods for Measurement of Thicknessof Sandwich CoresC390 Practice for Sampling and Acceptance of ThermalInsulation LotsC518 Test Method for Steady-State Thermal
8、 TransmissionProperties by Means of the Heat Flow Meter ApparatusC550 Test Method for Measuring Trueness and Squarenessof Rigid Block and Board Thermal InsulationD883 Terminology Relating to PlasticsD1621 Test Method for Compressive Properties of RigidCellular PlasticsD1622/D1622M Test Method for Ap
9、parent Density of RigidCellular PlasticsD1623 Test Method for Tensile and Tensile Adhesion Prop-erties of Rigid Cellular PlasticsD2126 Test Method for Response of Rigid Cellular Plasticsto Thermal and Humid AgingD2856 Test Method for Open-Cell Content of Rigid CellularPlastics by the Air Pycnometer(
10、Withdrawn 2006)3E631 Terminology of Building ConstructionsE1749 Terminology Relating to Rigid Wall RelocatableShelters2.2 Code of Federal Regulations Aeronautics and Space:414 CFR 25.853(Federal Air Regulation 25.853)Compart-ment Interior(Amend.25-72)2.3 Federal Standard:5QQ-A-250/11 Aluminum Alloy
11、6061-T6 Plate and Sheet2.4 Military Standard:5MIL STD 105 Sampling Procedures and Tables for Inspec-tion by Attributes2.5 Other Documents:6Aircraft Materials Fire Test Handbook DOT/FAA/AR-00/12Federal Aviation Regulation(FAR)25.8533.Terminology3.1 DefinitionsThe terms used in this specification ared
12、efined in Terminologies C168,D883,E631,and E1749.1This specification is under the jurisdiction of ASTM Committee E06 onPerformance of Buildings and is under the direct responsibility of SubcommitteeE06.53 on Materials and Processes for Durable Rigidwall Relocatable Structures.Current edition approve
13、d May 1,2015.Published August 2015.Originallyapproved in 1995.Last previous edition approved in 2009 as E1730 09.DOI:10.1520/E1730-15.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume informat
14、ion,refer to the standards Document Summary page onthe ASTM website.3The last approved version of this historical standard is referenced onwww.astm.org.4Available from U.S.Government Publishing Office,732 N.Capitol St.,NW,Washington,DC 20401-0001,http:/www.gpo.gov.5Available from DLA Document Servic
15、es,Building 4/D,700 Robbins Ave.,Philadelphia,PA 19111-5094,http:/quicksearch.dla.mil.6Available from National Institute of Standards and Technology(NIST),100Bureau Dr.,Stop 1070,Gaithersburg,MD 20899-1070,http:/www.nist.gov.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshoh
16、ocken,PA 19428-2959.United States1 4.Classification4.1 The unfaced foam thermal insulation boards covered bythis specification are classified as follows:4.1.1 Type 1Nominal density:2.0 lb/ft3(32 kg/m3).4.1.2 Type 2Nominal density:3.0 lb/ft3(48 kg/m3).4.1.3 Type 3Nominal density:4.0 lb/ft3(64 kg/m3).4.1.4 Type 4Nominal density:12.0 lb/ft3(192 kg/m3).5.Ordering Information5.1 Orders for materials purchased under this specificationshall include the following:5.1.1 Designation of this specification,
