1、Designation:C65617Standard Specification forStructural Insulating Board,Calcium Silicate1This standard is issued under the fixed designation C656;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision.A number in p
2、arentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This specification covers structural insulating board forgeneral thermal insulating,fire-resistive,and marine bulkheadapplications.The rigid,preformed
3、 structural insulating board isfor use at temperatures up to 1700F(927C).For specificapplications,the actual temperature limit shall be agreed uponbetween the manufacturer and the purchaser.1.2 The structural insulating board maintains its structuralintegrity after immersion in water.1.3 Rapid cycli
4、ng over a wide temperature range is notrecommended because of potential damage due to thermalshock.1.4 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 conside
5、red standard.1.5 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,health,and environmental practices and deter-mine the applicability of regulatory limitations prio
6、r to use.1.6 When the installation or use of thermal insulationmaterials,accessories and systems,may pose safety or healthproblems,the manufacturer shall provide the user appropriatecurrent information regarding any known problems associatedwith the recommended use of the companys products,andshall
7、also recommend protective measures to be employed intheir safe utilization.The user shall establish appropriate safetyand health practices and determine the applicability of regula-tory requirements prior to use.1.7 This international standard was developed in accor-dance with internationally recogn
8、ized principles 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:2C165 Test Method for Measu
9、ring Compressive Properties ofThermal InsulationsC168 Terminology Relating to Thermal InsulationC177 Test Method for Steady-State Heat Flux Measure-ments and Thermal Transmission Properties by Means ofthe Guarded-Hot-Plate ApparatusC203 Test Methods for Breaking Load and Flexural Proper-ties of Bloc
10、k-Type Thermal InsulationC303 Test Method for Dimensions and Density of Pre-formed Block and BoardType Thermal InsulationC356 Test Method for Linear Shrinkage of Preformed High-Temperature Thermal Insulation Subjected to SoakingHeatC390 Practice for Sampling and Acceptance of ThermalInsulation LotsC
11、411 Test Method for Hot-Surface Performance of High-Temperature Thermal InsulationC447 Practice for Estimating the Maximum Use Tempera-ture of Thermal InsulationsC518 Test Method for Steady-State Thermal TransmissionProperties by Means of the Heat Flow Meter ApparatusC1045 Practice for Calculating T
12、hermal Transmission Prop-erties Under Steady-State ConditionsC1058 Practice for Selecting Temperatures for Evaluatingand Reporting Thermal Properties of Thermal InsulationD1037 Test Methods for Evaluating Properties of Wood-Base Fiber and Particle Panel MaterialsE136 Test Method for Behavior of Mate
13、rials in a VerticalTube Furnace at 750C3.Terminology3.1 DefinitionsThe definitions in Terminology C168 shallapply to the terms used in this specification.4.Classification4.1 The structural insulating boards shall be of the followingtypes:1This specification is under the jurisdiction of ASTM Committe
14、e C16 onThermal Insulation and is the direct responsibility of Subcommittee C16.20 onHomogeneous Inorganic Thermal Insulations.Current edition approved Oct.1,2017.Published October 2017.Originallyapproved in 1970.Last previous edition approved in 2013 as C656 07(2013).DOI:10.1520/C0656-17.2For refer
15、enced 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.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshoho
16、cken,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 the World Trade Organization Technical Barriers to Trade(TBT)Committee.1 4.1.1 Type IMaximum use temperature 1400F(760C).4.1.2 Type IIMaximum use temperature 1700F(927C).4.2 The structural insulating boards shall be of the fo