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本文(ASTM C578-2016 Standard Specification for Rigid Cellular Polystyrene Thermal Insulation《刚性泡沫聚苯乙烯隔热材料的标准规格》.pdf)为本站会员(twoload295)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

ASTM C578-2016 Standard Specification for Rigid Cellular Polystyrene Thermal Insulation《刚性泡沫聚苯乙烯隔热材料的标准规格》.pdf

1、Designation: C578 16Standard Specification forRigid, Cellular Polystyrene Thermal Insulation1This standard is issued under the fixed designation C578; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A num

2、ber 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 specification2covers the types, physical proper

3、ties,and dimensions of cellular polystyrene boards with or withoutfacings or coatings made by molding (EPS) or extrusion (XPS)of expandable polystyrene. Products manufactured to thisspecification are intended for use as thermal insulation fortemperatures from -65 to +165F (-53.9 to +73.9C). Thisspec

4、ification does not apply to laminated products manufac-tured with any type of rigid board facer including fiberboard,perlite board, gypsum board, or oriented strand board.1.1.1 For Type XIII only, this specification covers thephysical properties, and dimensions of cellular polystyreneintended for us

5、e as thermal insulation for temperatures from297 to +165F (183 to +73.9C).1.2 Consult the manufacturer for specific recommendationsand properties in cryogenic conditions.1.2.1 This specification does not cover cryogenic propertiesexcept for the k-factors for Type XIII in Appendix X1. ForType XIII in

6、 specific cryogenic applications, the manufacturerand purchaser shall agree upon the actual temperature limitsand physical property requirements in addition to the k-factorsin Appendix X1.1.3 The use of thermal insulation materials covered by thisspecification may be regulated by building codes that

7、 addressfire performance. For some end uses, specifiers should alsoaddress the effect of moisture and wind pressure resistance.Guidelines regarding these end use considerations are includedin Appendix X1.1.4 The values stated in inch-pound units are to be regardedas standard. The values given in par

8、entheses are mathematicalconversions to SI units that are provided for information onlyand are not considered 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-pri

9、ate safety and health practices and determine the applica-bility of regulatory limitations prior to use.2. Referenced Documents2.1 ASTM Standards:3C165 Test Method for Measuring Compressive Properties ofThermal InsulationsC168 Terminology Relating to Thermal InsulationC177 Test Method for Steady-Sta

10、te 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 Block-Type Thermal InsulationC272 Test Method for Water Absorption of Core Materialsfor Structural Sandwich ConstructionsC303 Test

11、Method for Dimensions and Density of Pre-formed Block and BoardType Thermal InsulationC335 Test Method for Steady-State Heat Transfer Propertiesof Pipe InsulationC390 Practice for Sampling and Acceptance of ThermalInsulation LotsC518 Test Method for Steady-State Thermal TransmissionProperties by Mea

12、ns of the Heat Flow Meter ApparatusC550 Test Method for Measuring Trueness and Squarenessof Rigid Block and Board Thermal InsulationC870 Practice for Conditioning of Thermal Insulating Ma-terialsC1045 Practice for Calculating Thermal Transmission Prop-erties Under Steady-State ConditionsC1058 Practi

13、ce for Selecting Temperatures for Evaluatingand Reporting Thermal Properties of Thermal InsulationC1114 Test Method for Steady-State Thermal TransmissionProperties by Means of the Thin-Heater Apparatus1This specification is under the jurisdiction of ASTM Committee C16 onThermal Insulation and is the

14、 direct responsibility of Subcommittee C16.22 onOrganic and Nonhomogeneous Inorganic Thermal Insulations.Current edition approved Nov. 15, 2016. Published November 2016. Originallyapproved in 1965. Last previous edition approved in 2015 as C578 15b. DOI:10.1520/C0578-16.2This specification is simila

15、r to ISO 4898-1984, “Cellular PlasticsSpecificationfor Rigid Cellular Materials Used in the Thermal Insulation of Buildings,” in titleonly. The scope and technical content are significantly different.ISO standards are available from American National Standards Institute (ANSI),25 W. 43rd St., 4th Fl

16、oor, New York, NY 10036, http:/www.ansi.org.3For 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 website.Copyright ASTM In

17、ternational, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States1C1303 Test Method for Predicting Long-Term Thermal Re-sistance of Closed-Cell Foam InsulationC1363 Test Method for Thermal Performance of BuildingMaterials and Envelope Assemblies by Means of a HotBox Ap

18、paratusC1512 Test Method for Characterizing the Effect of Expo-sure to Environmental Cycling on Thermal Performanceof Insulation ProductsD1600 Terminology forAbbreviated Terms Relating to Plas-ticsD1621 Test Method for Compressive Properties of RigidCellular PlasticsD1622 Test Method for Apparent De

19、nsity of Rigid CellularPlasticsD2126 Test Method for Response of Rigid Cellular Plasticsto Thermal and Humid AgingD2863 Test Method for Measuring the Minimum OxygenConcentration to Support Candle-Like Combustion ofPlastics (Oxygen Index)E84 Test Method for Surface Burning Characteristics ofBuilding

20、MaterialsE96/E96M Test Methods for Water Vapor Transmission ofMaterialsE176 Terminology of Fire Standards2.2 CAN/ULC Standard4CAN/ULC S770 Standard Test Method for the Determina-tion of Long-Term Thermal Resistance of Closed-CellThermal Insulating Foams3. Terminology3.1 Definitions:3.1.1 Terms used

21、in this specification are defined in Termi-nology C168.3.1.2 Terms used in this specification that relate to firestandards are defined in Terminology E176.3.2 Definitions of Terms Specific to This Standard:3.2.1 EPSletter designation for the molded expandedpolystyrene thermal insulation classified b

22、y this specification.It is defined as cellular plastic product manufactured frompre-expanded polystyrene beads subsequently molded intodesired shapes and sizes resulting in a product which is rigidwith closed cellular structure.3.2.2 RCPSletter designations for the rigid cellular poly-styrene therma

23、l insulation classified by this specification thatidentifies the product as rigid cellular polystyrene.3.2.3 PSused in this specification to represent polystyrenein accordance with Terminology D1600.3.2.4 XPSletter designation for the extruded expandedpolystyrene thermal insulation classified by thi

24、s specification.It is defined as cellular plastic product manufactured in a onestage process by extrusion and expansion of the base polymerin the presence of blowing agent(s) resulting in a productwhich is rigid with closed cellular structure.4. Classification4.1 This specification covers types of R

25、CPS thermal insu-lations currently commercially available as described by thephysical property requirements in Table 1.5. Ordering Information5.1 Acquisition documents shall specify the following:5.1.1 Title, number, and year of this specification,5.1.2 Type (see Table 1),5.1.3 R-value or thickness

26、required (see Tables 1 and 2),5.1.3.1 Thermal Resistance/Thickness RelationshipThethermal resistance (R-value) and the thermal resistivity (R-value/inch) of RCPS thermal insulation may vary with thick-ness. Therefore, when ordering, specify the R-value or thethickness, or both. For additional inform

27、ation, see PracticeC1045.5.1.4 Density, if other than specified in Table 1,5.1.5 Tolerance, if other than specified (see 8.2),5.1.6 Length and width required (see Table 2 and 8.1),5.1.7 If other than straight edges are required (see 8.3),5.1.8 If either ship-lap or tongue-and-groove edges arerequire

28、d (see 8.6),5.1.9 Tapered Insulationspecial ordering information. Inaddition to other applicable requirements in Section 5 (Note 1),acquisition documents for tapered RCPS thermal insulationshall specify the following:5.1.9.1 Minimum starting thickness,5.1.9.2 Slope, in./ft (mm/m),5.1.9.3 Average R-v

29、alue,5.1.9.4 Minimum thickness,5.1.9.5 Shop DrawingsThe tapered insulation suppliershall provide shop drawings to illustrate installation patternsand dimensions for each tapered module,5.1.10 Sampling, if different (see 10.1),5.1.11 If a certificate of compliance is required (see 14.1),and5.1.12 If

30、marking is other than specified (see 15.1).NOTE 1Physical properties of tapered insulation should be determinedon blocks of RCPS thermal insulation before the insulation is tapered.5.1.13 Type XIIISpecial ordering information. In additionto other applicable requirements in Section 5, acquisitiondocu

31、ments for Type XIII thermal insulation shall specify ifpresence of surface skins is required.6. Materials and Manufacture6.1 RCPS thermal insulation shall be formed by the expan-sion of polystyrene resin beads or granules in a closed mold, orby the expansion of polystyrene base resin in an extrusion

32、process. RCPS thermal insulation shall be of uniform densityand have essentially closed cells. All RCPS thermal insulationshall contain sufficient flame retardants to meet the oxygenindex requirements of Table 1.7. Physical Requirements7.1 Inspection Requirements:7.1.1 The physical requirements list

33、ed in this section aredefined as inspection requirements (refer to Practice C390).4Available from Underwriters Laboratories (UL), 2600 N.W. Lake Rd., Camas,WA 98607-8542, http:/.C578 1627.1.2 All dimensional requirements are described in Section8.7.1.3 All workmanship, finish, and appearance require

34、mentsare described in Section 9.7.1.4 Density shall be in accordance with Table 1.NOTE 2For lots of 150 units or less, the tightened inspection samplingplan in Practice C390 will be followed.7.2 Qualification Requirements:7.2.1 The physical properties listed in this section of thespecification are d

35、efined as qualification requirements (refer toPractice C390). Thermal resistance, compressive resistance,flexural strength, water vapor permeance, water absorption,dimensional stability, and oxygen index shall be in accordancewith Table 1. The average test value based upon testing thenumber of test

36、specimens required by the specified test methodTABLE 1 Physical Property Requirements of RCPS Thermal InsulationNOTE 1The values for properties listed in this table may be affected by the presence of a surface skin which is a result of the manufacturing process.The values for Type XIII properties li

37、sted in this table must be generated on material with the surface skin removed. Where products are tested withskins-in-place, this condition shall be noted in the test report.NOTE 2Type III has been deleted because it is no longer available.NOTE 3In addition to the thermal resistance values in Table

38、 1, values at mean temperatures of 25 2F (-4 1C), 40 2F (4 1C), and 110 2F (43 1C) are provided in X1.8 for information purposes.NOTE 4For Type XIII, in addition to the Thermal resistance property requirements shown in Table 1, there are Apparent Thermal Conductivityproperty values shown for informa

39、tional purposes in Table X1.2 of Appendix X1.NOTE 5Values quoted are maximum values for 1.00 in. (25.4 mm) thick samples with natural skins intact. Lower values will result for thickermaterials. Where water vapor permeance is a design issue, consult manufacturer.NOTE 6The values for thermal resistan

40、ce listed in this table may be determined on product at a thickness other than 1 in. (25.4 mm) in accordancewith 7.2.2.1. When tested at a thickness other than 1 in. (25.4 mm), the thermal resistance per inch shall meet the minimum requirement.NOTE 7Types XI, I, VIII, II, IX, XIV and XV are typicall

41、y EPS insulation. Types XII, X, XIII, IV, VI, VII and V are typically XPS insulation.Classification TypeXITypeITypeVIIITypeIITypeIXTypeXIVTypeXVTypeXIITypeXTypeXIIITypeIVTypeVITypeVIITypeVCompressive resistance atyield or 10 % deformation,whichever occurs first(with skins intact), min, psi(kPa)5.0(3

42、5)10.0(69)13.0(90)15.0(104)25.0(173)40.0(276)60.0(414)15.0(104)15.0(104)20.0(138)25.0(173)40.0(276)60.0(414)100.0(690)Thermal resistance of 1.00-in.(25.4-mm) thickness, min,Fft2h/Btu (Km2/W)3.1(0.55)3.6(0.63)3.8(0.67)4.0(0.70)4.2(0.74)4.2(0.74)4.3(0.76)4.6(0.81)5.0(0.88)3.9(0.68)5.0(0.88)5.0(0.88)5.

43、0(0.88)5.0(0.88)Mean temperature:75 2F (24 1C)Flexural strength, min, psi (kPa) 10(70)25(173)30(208)35(240)50(345)60(414)75(517)40(276)40(276)45(310)50(345)60(414)75(517)100(690)Water vapor permeance of1.00-in. (25.4-mm) thickness(See Note 5.), max, perm(ng/Pasm2)5.0(287)5.0(287)3.5(201)3.5(201)2.5(

44、143)2.5(143)2.5(143)1.5(86)1.5(86)1.5(86)1.5(86)1.1(63)1.1(63)1.1(63)Water absorption by totalimmersion, max, volume %4.0 4.0 3.0 3.0 2.0 2.0 2.0 0.3 0.3 1.0 0.3 0.3 0.3 0.3Dimensional stability (changein dimensions), max,%2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.0Oxygen index, min, vol

45、ume % 24.0 24.0 24.0 24.0 24.0 24.0 24.0 24.0 24.0 24.0 24.0 24.0 24.0 24.0Density, min, lb/ft3(kg/m3) 0.70(12)0.90(15)1.15(18)1.35(22)1.80(29)2.40(38)3.00(48)1.20(19)1.30(21)1.60(26)1.45(23)1.80(29)2.20(35)3.00(48)TABLE 2 Common Dimensions of RCPS Thermal InsulationType XI, I, VIII, II, IX, XIV, XV

46、 X, IV, XII VI, VII V XIIIWidth, in. (mm) 12 to 48 (305 to 1219) 16, 24, 48 (406, 610, 1219) 24 (610) 16 (406) 14 to 20 (356 to508)Length, in. (mm) 48 to 192 (1219 to 4877) 48, 96 108 (1219, 2438, 2743) 48, 96, (1219, 2438) 96 (2438) 36 to 112 (914 to2845)Thickness, in. (mm)38 to 24 (9.5 to 610)12 t

47、o 4 (13 to 102) 1 to 4 (25 to 102) 1 to 4 (25 to 102) 7 to 10 (178 to254)C578 163for each physical property or Section 11 of this specificationshall be used to determine compliance.7.2.2 The mean thermal resistance of the material testedshall not be less than the minimum value identified in Table 1.

48、The thermal resistances of individual specimens tested shallnot be less than 90 % of the minimum value identified in Table1.7.2.2.1 Test 1 in. (25.4 mm) thick specimens for determi-nation of compliance with thermal resistance, compressiveresistance, water vapor permeance, water absorption, dimen-sio

49、nal stability and density property requirements in Table 1.If1 in. (25.4 mm) thickness product is not produced the nextavailable commercially manufactured product thicknessgreater than 1 in. (25.4 mm) thickness shall be tested andreported.7.2.3 Compliance with qualification requirements shall bein accordance with Practice C390.7.3 Long Term Thermal Resistance (LTTR)Determine andreport values in accordance with Test Method C1303 orCAN/ULC S770. LTTR shall apply to types IV, V, VI, VII, andX only.7.4 Table 1 describ

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