1、Designation: E2634 11 (Reapproved 2015)E2634 16Standard Specification forFlat Wall Insulating Concrete Form (ICF) Systems1This standard is issued under the fixed designation E2634; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, th
2、e 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.1. Scope1.1 This specification is intended to apply to Insulating Concrete Form (ICF) Systems that will act as permanent
3、 formwork forcast-in-place reinforced concrete beams; lintels; exterior and interior, above and below grade bearing and non-bearing walls;foundations; and retaining walls. The specification is restricted to ICF Systems with a resultant uniform monolithic concrete core.1.2 Products covered by the spe
4、cification consists of molded expanded polystyrene (EPS) insulation panels that are connectedby cross ties to form the ICF System.1.3 This specification identifies test methods appropriate for establishing ICF System performance in their primary function asa stay in place concrete forming system. Th
5、e use of ICF Systems covered by this specification shall be regulated by building codesthat address fire performance, structural performance or both. The fire performance of the material shall be addressed throughstandard fire test methods established by the appropriate governing documents. The stru
6、ctural performance must be addressedthrough design of concrete structures in accordance with the appropriate Code requirements.1.4 Details of manufacturing procedures are beyond the scope of this specification.1.5 The values stated in SI units are to be regarded as standard. The values given in pare
7、ntheses are mathematical conversionsto inch-pound units that are provided for information only and are not considered standard. For conversion to metric units otherthan those contained in this specification, refer to IEEE/ASTM SI 10.1.6 This standard does not purport to address all of the safety con
8、cerns, if any, associated with its use. It is the responsibilityof the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatorylimitations prior to use.2. Referenced Documents2.1 ASTM Standards:2C203 Test Methods for Breaking Load and F
9、lexural Properties of Block-Type Thermal InsulationC390 Practice for Sampling and Acceptance of Thermal Insulation LotsC475/C475M Specification for Joint Compound and Joint Tape for Finishing Gypsum BoardC578 Specification for Rigid, Cellular Polystyrene Thermal InsulationC1002 Specification for Ste
10、el Self-Piercing Tapping Screws for Application of Gypsum Panel Products or Metal Plaster Basesto Wood Studs or Steel StudsC1363 Test Method forThermal Performance of Building Materials and EnvelopeAssemblies by Means of a Hot BoxApparatusC1396/C1396M Specification for Gypsum BoardD635 Test Method f
11、or Rate of Burning and/or Extent and Time of Burning of Plastics in a Horizontal PositionD638 Test Method for Tensile Properties of PlasticsD732 Test Method for Shear Strength of Plastics by Punch ToolD1622/D1622M Test Method for Apparent Density of Rigid Cellular PlasticsD1761 Test Methods for Mech
12、anical Fasteners in WoodD1929 Test Method for Determining Ignition Temperature of PlasticsD2863 Test Method for Measuring the Minimum Oxygen Concentration to Support Candle-Like Combustion of Plastics(Oxygen Index)1 This specification is under the jurisdiction of ASTM Committee E06 on Performance of
13、 Buildings and is the direct responsibility of Subcommittee E06.21 onServiceability.Current edition approved Oct. 1, 2015Dec. 1, 2016. Published October 2015February 2017. Originally approved in 2008. Last previous edition approved in 20112015 asE2634 11.E2634 11(2015). DOI: 10.1520/E2634-11R15.10.1
14、520/E2634-16.2 For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at serviceastm.org. For Annual Book of ASTM Standardsvolume information, refer to the standards Document Summary page on the ASTM website.This document is not an ASTM standard and is int
15、ended only to provide the user of an ASTM standard an indication of what changes have been made to the previous version. Becauseit may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the curr
16、ent versionof the standard as published by ASTM is to be considered the official document.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States1E8/E8M Test Methods for Tension Testing of Metallic MaterialsE84 Test Method for Surface Burning
17、 Characteristics of Building MaterialsE90 Test Method for Laboratory Measurement of Airborne Sound Transmission Loss of Building Partitions and ElementsE119 Test Methods for Fire Tests of Building Construction and MaterialsE283 Test Method for Determining Rate of Air Leakage Through Exterior Windows
18、, Curtain Walls, and Doors Under SpecifiedPressure Differences Across the SpecimenE331 Test Method for Water Penetration of Exterior Windows, Skylights, Doors, and Curtain Walls by Uniform Static AirPressure DifferenceIEEE/ASTM SI 10 Standard for Use of the International System of Units (SI): the Mo
19、dern Metric System2.2 ISO/IEC Standards:3ISO/IEC Guide 65 General Requirements for Bodies Operating Product Certification SystemsISO/IEC Guide 17020 General Criteria for the Operation of Various Types of Bodies Performing InspectionISO/IEC Standard 17025 General Requirements for Competence of Test a
20、nd Calibration Laboratories2.3 Other Standards:ACI 318 Building Code Requirements for Structural Concrete4UL 1715 Fire Test of Interior Finish Material5NFPA 286 Method of Fire Test for Evaluating Contribution of Wall and Ceiling Interior Finish to Room Fire Growth6AISI NAS-01 North American Specific
21、ation for the Design of Cold-formed Steel Structural Members, including 2005Supplement7ANSI/ASHRAE 90.1 Energy Standard for Buildings Except Low-Rise Residential Buildings83. Terminology3.1 Definitions:3.1.1 cross tiesplastic or metal bridging comprised of flanges and webs that hold the EPS panels a
22、t a prescribed distance andprovide resistance to the concrete pressure. The flanges may be used as attachment points for interior and exterior finishingmaterials.3.1.2 expanded polystyrenea type of foamed plastic formed by the expansion of polystyrene resin beads in a molding process.3.1.3 insulatin
23、g concrete forms (ICFs)a structural stay-in-place concrete forming system, consisting of opposing EPS panels,held parallel by means of cross ties and serves to provide insulating characteristics. See Fig. 1.3.1.4 quality agencya quality agency is defined to be one that: (1) Maintains accreditation a
24、s a Certification Organization inaccordance with ISO/IEC Guide 65 and as an Inspection Agency in accordance with ISO/IEC Guide 17020. The scope ofaccreditations shall be consistent with the type of product being inspected. (2) Has access to the facilities and trained technicalpersonnel to verify tha
25、t the grading, bonding, workmanship, and other characteristics of the products as determined by inspection,sampling, and testing comply with all applicable requirements specified herein. (3) Has procedures to be followed by its personnelin performance of the inspection and testing. (4) Has no financ
26、ial interest in, or is not financially dependent upon, any singlecompany manufacturing the product being inspected or tested. (5) Is not owned, operated, or controlled by any such company.3 Available from International Organization for Standardization (ISO), ISO Central Secretariat, BIBC II, Chemin
27、de Blandonnet 8, CP 401, 1214 Vernier, Geneva,Switzerland, http:/www.iso.org.4 Available from American Concrete Institute (ACI), 38800 Country Club Dr., Farmington Hills, MI 48331-3439, http:/www.concrete.org.5 Available from Underwriters Laboratories (UL), 333 Pfingsten Rd., Northbrook, IL 60062, h
28、ttp:/.6 Available from National Fire Protection Association (NFPA), 1 Batterymarch Park, Quincy, MA 02269,02269-7471, http:/www.nfpa.org.7 Available from American Iron and Steel Institute (AISI), 25 Massachusetts Ave., NW, Suite 800, Washington, DC 20001, http:/www.steel.org.8 Available from America
29、n National Standards Institute (ANSI), 25 W. 43rd St., 4th Floor, New York, NY 10036, http:/www.ansi.org.FIG. 1 Flat Wall ICF, Wall AssemblyE2634 1623.1.5 testing laboratorya testing laboratory is one that is accredited as complying with ISO/IEC Standard 17025. The scopeof the laboratorys accreditat
30、ion shall include the specific type of testing being performed.4. Classification4.1 ICF Systems addressed by this specification are those which produce a cast-in-place uniform monolithic concrete core wallwhere the concrete design is in accordance with accepted design standards such as ACI 318.5. Ma
31、terials and Manufacture5.1 EPS PanelsAll EPS panels are manufactured using molded EPS insulation, conforming to Specification C578.5.2 Cross TiesAll components shall conform to manufacturing or performance standards as in accordance with 6.2. Cross tiesthat are susceptible to UV degradation shall ha
32、ve a minimum of 6 months ultraviolet (UV) protection against degradation ofphysical properties.NOTE 1UV protection includes but is not limited to UV stabilizers, protective coverings, or other suitable means.6. Physical Properties6.1 Expanded Polystyrene Qualification:6.1.1 These materials, includin
33、g products into which recycled material is introduced, must comply with requirements inSpecification C578, Table 1.6.1.2 Qualification to the Requirements of 6.1.3Data required in 6.1.1 must be submitted in accordance with either 6.1.3 or6.1.4.6.1.3 Where the resin supplier provides to the quality a
34、gency sufficient test data in compliance with 6.1.1 for each resin grade(base formula) and for each Specification C578 Type intended for application use, the ICF System owner must provide reports oftests demonstrating compliance with flexural strength tested in accordance with Test Methods C203, Met
35、hod I, Procedure B, anddensity requirements tested in accordance with Test Method D1622/D1622M of each grade and each Specification C578 Typeintended for application use for each recognized manufacturing plant/location.6.1.3.1 ExceptionOxygen index tests in accordance with Test Method D2863 need onl
36、y be conducted on one SpecificationC578 Type per supplier resin grade (base formula).6.1.3.2 ExceptionThermal resistance tests need only be conducted at 23.8 6 2.8C2.8 C (75 6 5F).5 F).6.1.4 Where the resin supplier does not provide, to the quality agency, sufficient test data showing compliance wit
37、h allrequirements of 6.1.1 for each resin grade (base formula) and for each Specification C578 Type intended for application use, theICF System owner must provide reports of tests to demonstrate full compliance with 6.1.1 for each Specification C578 Typeintended for application use at one manufactur
38、ing location.6.1.4.1 ExceptionOxygen index tests in accordance with Test Method D2863 need only be conducted on one SpecificationC578 Type per supplier resin grade (base formula).6.1.4.2 ExceptionThermal resistance tests need only be conducted at 23.8 6 2.8C2.8 C (75 6 5F).5 F).6.1.4.3 ExceptionWher
39、e products manufactured with any one of the resin grades (base formula) already quality under 6.1.4,the ICF System owner must provide reports of tests demonstrating compliance with flexural strength tested in accordance with TestMethods C203, Method I, Procedure B, and density requirements tested in
40、 accordance with Test Method D1622/D1622M of eachgrade and each Specification C578 Type intended for application use for each recognized manufacturing plant/location.6.1.5 Surface Burning CharacteristicsThe EPS shall be tested in accordance with Test Method E84 in the maximum thicknessand density in
41、tended for use. The maximum Flame Spread Index shall be 75 and the maximum Smoke Development Index shallbe 450.6.1.5.1 ExceptionThe maximum Flame Spread Index shall be 25 when the product is intended for use in non-combustibleconstruction.6.2 Cross Tie Qualification:6.2.1 GeneralThese materials, inc
42、luding products into which recycled material is introduced, must comply with requirementsof 6.2.2 6.2.6 of this specification which establish the base line properties of the cross ties.6.2.2 Rate of BurningPlastic Ties shall be tested in accordance with Test Method D635. The plastic shall meet minim
43、um CC2Classification as defined by Test Method D635, X2.1.2.6.2.3 Ignition TemperaturePlastic Ties shall be tested in accordance with Test Method D1929, Procedure B. The minimumIgnition Temperature shall be 350C (662F). 350 C (662 F).6.2.4 Fastener CapacityShall be tested in accordance with modified
44、 Test Methods D1761 on a minimum of ten specimens.6.2.4.1 Lateral Load Strength test specimens shall consist of full-thickness ICF panels, with the fastener for which recognitionis sought, screwed into the cross-tie flange in a manner representative of the end-use configuration. The test shall be co
45、nductedwith an eccentricity equal to the embedment depth of the cross tie below the surface of the EPS. Where cross ties are flush to theEPS no eccentricity is required. Pilot holes for screws shall not be predrilled into the specimen.6.2.4.2 Analysis:E2634 163(1) Plastic Cross TiesThe allowable lat
46、eral load strength of the connection shall not exceed 75 % of the average proportionallimit load, or the average ultimate load divided by a factor of 3.2, whichever is lower. The factor of 3.2 assumes a maximumcoefficient of variation (COV) of 15 %. Where the COV is greater than 15 %, the allowable
47、load shall be computed using thefollowing equation:Fall5F122COV!/2.24! (1)where:Fall = allowable load, N,COV = s/F = coefficient of variation in a test series,s = standard deviation in a test series, andF = average ultimate load in test series, N.(2) Metal Cross TiesThe allowable lateral strength of
48、 the connection shall be determined in accordance with AISI NAS-01,Chapter F.6.2.4.3 Withdrawal Load Strength (Plastic or Metal Cross Ties)Test specimens shall consist of full-thickness ICF panels, withthe fastener for which recognition is sought, screwed into the cross-tie flange in a manner repres
49、entative of the end-useconfiguration. Pilot holes for screws shall not be predrilled into the specimen.(1) The ultimate load shall be determined for each test specimen.(2) The allowable withdrawal load strength of the connection shall be determined based on the average ultimate load dividedby a safety factor of 5.6.2.5 Cross Tie Tensile StrengthThe integrated cross tie assembly shall be tested in accordance with modified Test MethodD638 for plastic cross ties and modifiedTest Methods E8/E8M for metal cross ties. Modific
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