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本文(ASTM C533-2009 Standard Specification for Calcium Silicate Block and Pipe Thermal Insulation《硅酸盐砖和管状隔热材料标准规范》.pdf)为本站会员(eastlab115)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 C533-2009 Standard Specification for Calcium Silicate Block and Pipe Thermal Insulation《硅酸盐砖和管状隔热材料标准规范》.pdf

1、Designation: C 533 09Standard Specification forCalcium Silicate Block and Pipe Thermal Insulation1This standard is issued under the fixed designation C 533; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision.

2、 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 Department of Defense.1. Scope1.1 This specification covers calcium silicate block an

3、d pipethermal insulation for use on surfaces with temperaturesbetween 80 and 1700F (27 to 927C), unless otherwise agreedupon between the manufacturer and the purchaser.1.2 The values stated in inch-pound units are to be regardedas the standard. The values given in parentheses are forinformation only

4、.1.3 The following safety hazards caveat pertains only to thetest method (Section 12) described in 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 sa

5、fety and healthpractices and determine the applicability of regulatory limita-tions prior to use.2. Referenced Documents2.1 ASTM Standards:2C 165 Test Method for Measuring Compressive Propertiesof Thermal InsulationsC 168 Terminology Relating to Thermal InsulationC 177 Test Method for Steady-State H

6、eat Flux Measure-ments and Thermal Transmission Properties by Means ofthe Guarded-Hot-Plate ApparatusC 203 Test Methods for Breaking Load and Flexural Prop-erties of Block-Type Thermal InsulationC 302 Test Method for Density and Dimensions of Pre-formed Pipe-Covering-Type Thermal InsulationC 303 Tes

7、t Method for Dimensions and Density of Pre-formed Block and BoardType Thermal InsulationC 335 Test Method for Steady-State Heat Transfer Proper-ties of Pipe InsulationC 356 Test Method for Linear Shrinkage of PreformedHigh-Temperature Thermal Insulation Subjected to Soak-ing HeatC 390 Practice for S

8、ampling and Acceptance of ThermalInsulation LotsC411 Test Method for Hot-Surface Performance of High-Temperature Thermal InsulationC 421 Test Method for Tumbling Friability of PreformedBlock-Type and Preformed Pipe-Covering-Type ThermalInsulationC 446 Test Method for Breaking Load and CalculatedModu

9、lus of Rupture of Preformed Insulation for Pipes3C 450 Practice for Fabrication of Thermal Insulating FittingCovers for NPS Piping, and Vessel LaggingC 518 Test Method for Steady-State Thermal TransmissionProperties by Means of the Heat Flow Meter ApparatusC 585 Practice for Inner and Outer Diameter

10、s of ThermalInsulation for Nominal Sizes of Pipe and TubingC 795 Specification for Thermal Insulation for Use in Con-tact with Austenitic Stainless SteelC 870 Practice for Conditioning of Thermal Insulating Ma-terialsC 1045 Practice for Calculating Thermal TransmissionProperties Under Steady-State C

11、onditionsC 1058 Practice for Selecting Temperatures for Evaluatingand Reporting Thermal Properties of Thermal InsulationC 1114 Test Method for Steady-State Thermal TransmissionProperties by Means of the Thin-Heater ApparatusC 1616 Test Method for Determining the Moisture Contentof Organic and Inorga

12、nic Insulation Materials by WeightE84 Test Method for Surface Burning Characteristics ofBuilding MaterialsE 136 Test Method for Behavior of Materials in a VerticalTube Furnace at 750C3. Terminology3.1 DefinitionsFor definitions used in this specification,see Terminology C 168.4. Classification4.1 Th

13、ermal insulation shall be of the following types:1This specification is under the jurisdiction of ASTM Committee C16 onThermal Insulation and is the direct responsibility of Subcommittee C16.20 onHomogeneous Inorganic Thermal Insulations.Current edition approved April 1, 2009. Published June 2009. O

14、riginallyapproved in 1964 to replace C 344 and C 345. Last previous edition approved in2007 as C 533 07.2For 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 standard

15、s Document Summary page onthe ASTM website.3Withdrawn. The last approved version of this historical standard is referencedon www.astm.org.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.4.1.1 Type IBlock for use on surfaces at temper

16、ature from140F (60C) to to 1200F (649C).4.1.2 Type IPipe for use on surfaces at temperature from140F (60C) to to 1200F (649C).4.1.3 Type IABlock for use on surfaces at temperaturesfrom 140F (60C) to to 1200F (649C).4.1.4 Type IIBlock for use on surfaces at temperaturesfrom 140F (60C) to 1700F (927C)

17、.5. Description5.1 CompositionCalcium silicate thermal insulation shallconsist principally of hydrous calcium silicate usually with theincorporation of fibrous reinforcement. Asbestos shall not beused as a component in the manufacture of the material.6. Physical Requirements6.1 The insulation shall

18、conform to the physical require-ments of Table 1.7. Standard Shapes, Sizes, and Dimensions7.1 Calcium silicate block-type thermal insulation shall besupplied in the form of pipe insulation, flat block or curvedblocks as specified. Standard sizes of the block type insulationshall be as follows:7.1.1

19、Flat BlockFlat block shall be furnished in lengths of36 in. (458 or 914 mm), widths of 6 to 36 in. (152 to 914 mm),and thicknesses from 1 to 6 in. (25 to 152 mm) in12-in.(13-mm) increments. Thicknesses greater than 3 in. (76 mm)shall be furnished in one or more layers as agreed upon bypurchaser and

20、manufacturer.7.1.2 Curved BlockCurved block shall be furnished inlengths of 36 in. (914 mm), widths of approximately 6 to 12 in.(152 or 305 mm), thicknesses of 112 to 4 in. (38 to 101 mm) in12-in. (13-mm) increments, and curved to inside radii of over1612 in. (419 mm). Individual dimensions shall co

21、nform tothose specified by the manufacturer.7.1.3 Grooved BlockGrooved block shall be furnished inlengths of 36 in. (914 mm), widths of 12 or 18 in. (305 or 458mm), and thicknesses from 1 to 6 in. (25 to 152 mm) in12-in.(13-mm) increments. Size and spacing of grooves shall be asspecified by the manu

22、facturer.7.2 Calcium Silicate Pipe InsulationCalcium silicate pipeinsulation shall be supplied either as hollow cylindrical shapessplit in half lengthwise (in a plane including the cylindricalaxis) or as curved segments. The pipe insulation shall befurnished in sections or segments in a length of 36

23、 in. (914mm) , unless otherwise agreed upon by the Purchaser, to fitstandard sizes of pipe and tubing, and in nominal wallTABLE 1 Physical RequirementsNOTE 1The physical requirements are based on the properties of samples dried or conditioned, or both, as specified in the referenced test methods.Cal

24、cium silicate insulation tends to absorb moisture to varying degrees depending on exposure conditions. It can absorb up to 4 times its dry weight ifplaced in direct contact with water through improper storage or application.NOTE 2The user is advised that some applications could require the knowledge

25、 of the thermal conductivity of the insulation material at meantemperatures above those shown. Consult the manufacturer for data at mean temperatures exceeding those listed.Type I Type I Type IA Type IIBlock Pipe Block BlockUse temperature, max, F (C) 1200 (649) 1200 (649) 1200 (649) 1700 (927)Densi

26、ty (dry), max, lb/ft3(kg/m3) 15 (240) 15 (240) 22 (352) 22 (352)Flexural strength, min, psi (kPa) 50 (344) 50 (344) 50 (344) 50 (344)Compressive strength, min, at 5 % deformation, psi (kPa) 100 (688) 100 (688) 100 (688)Mass loss by tumbling, max, %after first 10 minutes 20 20 20 20after second 10 mi

27、nutes 40 40 40 40Soaking heat linear shrinkage, max,% 2 2 2 2Hot surface performance:warpage, max, in. (mm)14 (6)14 (6)14 (6)14 (6)cracking No cracks completely through the insulation thickness. Surface cracks on hot face are acceptableApparent thermal conductivityA(see Note 2)Btu-in./h-ft2-F (W/m-K

28、)max at meantemperature of:100F (38C) 0.41 (0.059) 0.41 (0.059) 0.50 (0.072) 0.50 (0.072)200F (93C) 0.45 (0.065) 0.45 (0.065) 0.54 (0.078) 0.54 (0.078)300F (149C) 0.50 (0.072) 0.50 (0.072) 0.58 (0.084) 0.58 (0.084)400F (204C) 0.55 (0.079) 0.55 (0.079) 0.61 (0.088) 0.61 (0.088)500F (260C) 0.60 (0.087

29、) 0.60 (0.087) 0.64 (0.092) 0.64 (0.092)600F (316C) 0.66 (0.095) 0.66 (0.095) 0.67 (0.097) 0.67 (0.097)700F (371C) 0.71 (0.102) 0.71 (0.102) 0.70 (0.101) 0.70 (0.101)800F (427C) . 0.73 (0.105)900F (482C) . 0.75 (0.108)1000F (538C) . 0.77 (0.111)Surface burning characteristics:Flame spread index, max

30、 0 0 0 0Smoke density index, max 0 0 0 0Non-Combustibilty Pass Pass Pass PassMoisture content, by weight, max % 20 20 20 20AThe thermal transmission properties of calcium silicate block and pipe insulation vary with temperature, temperature gradient, moisture content, thickness, and shape.Note that

31、the apparent thermal conductivity requirements in the table are based on samples tested under the conditions specified in 12.1.2. These are comparative valuesfor establishing specification compliance. They do not represent the installed performance of the insulation under use conditions differing su

32、bstantially from the testconditions.C533092thicknesses from 1 to 6 in. (25 to 152 mm), in12 in. (13 mm)increments. Thicknesses greater than 3 in. (76 mm) shall befurnished in one or more layers as agreed upon by between thepurchaser and the manufacturer. Inner and outer diametersshall be in accordan

33、ce with those standard dimensions speci-fied in Practice C 585.NOTE 1When multilayer sectional pipe insulation is required, it isnecessary to consider the inside and outside diameters of each layer toensure proper nesting of materials when installed. Necessity of furnishingmultilayer pipe insulation

34、 nested from the manufacturer shall be based onmanufacturers ability to control outside diameters on inner layers to notgreater than inside diameters, at minus tolerances, of nesting outer layerunder normal production, as agreed to between purchaser and manufac-turer.8. Dimensional Tolerances8.1 Gen

35、eralThe average tolerances for length, width, andthickness shall be as following:Block PipeLength 618 in. (3 mm) 618 in. (3 mm)Width 618 in. (3 mm)Thickness 618 in. (3 mm)Inner Diameter in accordance with Practice C 585Outer Diameter in accordance with Practice C 5858.2 Pipe InsulationThe following

36、additional dimensionaltolerances apply only to calcium silicate pipe insulation sup-plied as half sections.8.2.1 Fit and ClosureWhen fitted to the appropriate sizepipe by banding on 9-in. (229-mm) centers, the longitudinalseams on both sides of the pipe insulation shall close to within116 in. (2 mm)

37、 along the entire length of the section.8.2.2 ConcentricityThe inner bore of the pipe insulationshall be concentric with the outer cylindrical surface. Thedeviation from concentricity shall not exceed18 in. (3 mm) or5 % of the wall thickness, whichever is greater.8.2.3 Half-Section BalanceThe plane

38、formed by the slitbetween half sections shall include the cylindrical axis. Devia-tion of the slit plane from the cylindrical axis over a 36-in.(914-mm) length shall not exceed18 in. (3 mm).8.3 Grooved BlockThe following additional requirementsapply only to calcium silicate block insulation containi

39、nggrooves and intended for installation over curved surfaces, 20in. (508 mm) in diameter of larger.8.3.1 Fit and ClosureWhen fitted to the curved surface,the grooves shall close to18 in. (3 mm) or less through thedepth of the groove. The exposed surface crack shall not openmore than18 in. (3 mm).9.

40、Workmanship9.1 Since some requirements for this material are not easilydefined by a numerical value, the insulation shall not havevisible defects that will adversely affect its service qualities.10. Sampling10.1 The insulation shall be sampled in accordance withPractice C 390. Specific provision for

41、 sampling shall be agreedupon between the purchaser and the supplier as part of thepurchase contract.11. Qualification Requirements11.1 The following requirements are generally employed forpurpose of initial material or product qualification:11.1.1 Flexural strength.11.1.2 Compression strength.11.1.

42、3 Mass loss by tumbling.11.1.4 Linear shrinkage after soaking heat.11.1.5 Hot surface performance.11.1.6 Apparent thermal conductivity.11.1.7 Surface burning characteristics.11.1.8 Moisture content.11.1.9 Non-Combustibility.12. Test Methods12.1 The properties enumerated in this specification shall b

43、edetermined in accordance with the following test methods.Samples shall be preconditioned in accordance with PracticeC 870.12.1.1 Density and Dimensions:12.1.1.1 Block InsulationTest Method C 303.12.1.1.2 Pipe InsulationTest Method C 302.12.1.2 Apparent Thermal Conductivity:12.1.2.1 GeneralApparent

44、thermal conductivity versusmean temperature shall be calculated in accordance withPractice C 1045. Determinations shall be made at four or moremean temperatures. Two of the test mean temperatures shall bewithin 50F (28C) of the highest and lowest mean temperaturespecified in Table 1 for the appropri

45、ate material type. The othertwo determinations shall be made at mean temperatures spacedequally within the specified range. All test temperatures shallbe selected in accordance with Practice C 1058 and reported inthe test results.12.1.2.2 The results of these tests shall be interpolatedthrough reaso

46、nable curve fitting or numerical techniques, toestablish the apparent thermal conductivity at the specifiedmean temperature.12.1.2.3 Block InsulationTest Methods C 177, C 518, orC 1114 using 112 612 in. (38 6 13 mm) thick specimens ofblock insulation.12.1.2.4 Pipe InsulationTest Method C 335 using 1

47、12 612 in. (386 13 mm) thick specimens of pipe insulation assupplied for a fit to 3 in. nominal iron pipe.12.1.3 Linear Shrinkage After Heat SoakingTest MethodC 356. The test temperature shall be as specified in 4.1.12.1.4 Flexural Strength:12.1.4.1 Block InsulationTest Methods C 203.12.1.4.2 Pipe I

48、nsulationTest Method C 446.12.1.5 Compressive Strength (Block Insulation Only)TestMethod C 165, Procedure A.12.1.6 Mass Loss by TumblingTest Method C 421.12.1.7 Hot Surface PerformanceTest Method C411. Thetest temperature shall be that specified in 4.1 or the manufac-turers recommended temperature l

49、imit, whichever is higher.The thickness of the specimen shall be the manufacturersrecommended thickness for the test temperature.12.1.8 Surface Burning CharacteristicsThe flame spreadindex and the smoke development index shall be determinedusing Test Method E84.C53309312.1.9 Stress Corrosion PerformanceIf requested by thepurchaser, test according to the test method in SpecificationC 795.12.1.10 Moisture Content By Dry Weight:See Test Method C 1616.12.1.11 Non-CombustibilityA mate

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