1、Designation: F 1312 90 (Reapproved 2007)An American National StandardStandard Specification forBrick, Insulating, High Temperature, Fire Clay1This standard is issued under the fixed designation F 1312; the number immediately following the designation indicates the year oforiginal adoption or, in the
2、 case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) 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
3、specification covers one type of thermal insulatingbrick for use as backup insulation for refractory furnace liningsof boiler furnaces.1.2 The values stated in inch-pound units are to be regardedas standard. The SI units in parentheses are for informationpurposes only and may be approximate.2. Refer
4、enced Documents2.1 ASTM Standards:2C93 Test Methods for Cold Crushing Strength and Modu-lus of Rupture of Insulating Firebrick3C 134 Test Methods for Size, Dimensional Measurements,and Bulk Density of Refractory Brick and InsulatingFirebrickC 210 Test Method for Reheat Change of Insulating Fire-bric
5、k2.2 Federal Specifications:PPP-B-601 Boxes, Wood, Cleated-Plywood4PPP-B-621 Boxes, Wood, Nailed and Lock Corner4PPP-B-636 Box, Fireboard42.3 Military Specification:MIL-L-10547 Liners, Case, and Sheet, Overwrap; Vapor-proof or Waterproof, Flexible42.4 Military Standards:MIL-STD-105 Sampling Procedur
6、es and Tables for Inspec-tion by Attributes4MIL-STD-129 Marking for Shipment and Storage4MIL-STD-147 Palletized Unit Load 40 Inch by 48 Inch4-Way (Partial) Pallet Skids, Runners, or Pallet TypeBase43. Ordering Information3.1 Orders for material under this specification shall includethe following inf
7、ormation as necessary to describe the materialadequately:3.1.1 ASTM designation and year of issue,3.1.2 Dimensions required (see 6.1), and3.1.3 Optional requirements, if any (see S1 through S3).4. Material and Manufacture4.1 Bricks shall be composed of heat-resistant materialswhich have been burned
8、or fired to produce the desired density,strength, and structure.5. Physical and Mechanical Properties5.1 The average bulk density shall not exceed 45.0 lb/ft3(720 kg/m3) (see 9.2).5.2 The modulus of rupture shall average not less than 100psi (700 kPa) (see 9.3).5.3 Bricks shall show an average rehea
9、t change of not morethan 1 % when heated at 2450F (1343C) (see 9.4).6. Dimensions and Permissible Variations6.1 Insulating brick shall be furnished in the dimensionsspecified (see 3.1.2). Standard size brick shall be 9 by 412 by212 in. (229 by 114 by 64 mm), 9 by 412 by 2 in. (229 by 114by 51 mm), o
10、r 9 by 412 by 114 in. (229 by 114 by 32 mm), asspecified.6.2 Standard size brick shall not vary more than 6116 in. (2mm) from specified dimensions of 2 in. (51 mm) or greater, normore than 6132 in. (1 mm) from specified dimensions less than2 in. (see 9.2).6.3 For special shapes, no dimension shall v
11、ary more than116 in. (2 mm) from the dimensions specified (see 9.2).1This specification is under the jurisdiction of ASTM Committee F25 on Shipsand Marine Technology and is the direct responsibility of Subcommittee F25.07 onGeneral Requirements.Current edition approved May 1, 2007. Published June 20
12、07. Originallyapproved in 1990. Last previous edition approved in 2002 as F 1312 - 90(2002).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 standards Document S
13、ummary page onthe ASTM website.3Withdrawn.4Available from Standardization Documents, Order Desk, Bldg. 4, Section D,700 Robbins Ave., Philadelphia, PA 19111-5094, Attn: NPODS.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.7. Workman
14、ship, Finish, and Appearance7.1 Bricks shall be of homogeneous structure, free fromcracks, laminations, segregations, void defects, or soft centers.All corners and edges shall be sufficiently strong to preventexcessive crumbling or chipping when handled or shipped.8. Sampling8.1 For purposes of samp
15、ling, an inspection lot for exami-nation and tests shall consist of all material of the same sizeand shape offered for delivery at one time.8.2 The sample unit for the tests of Section 9 shall be onebrick.8.3 The sample size (the number of sample units) for thetests of Section 9 shall be as specifie
16、d in Table 1.9. Test Methods9.1 Testing of the End ItemThe end item shall be testedfor the applicable characteristics as shown on Table 1 fromeach lot presented for examination for each size and shape ofbrick.9.2 Dimensions and Bulk DensityDimensions and bulkdensity shall be determined in accordance
17、 with the test methodspecified in Test Methods C 134.9.3 Modulus of RuptureThe modulus of rupture shall bedetermined in accordance with the test method specified in TestMethods C93.9.4 Reheat ChangeThe reheat change shall be determinedin accordance with Test Method C 210, except that the testspecime
18、ns shall be maintained at a temperature of 2550F(1343C) for 24 h.10. Inspection10.1 Unless otherwise specified in the contract or purchaseorder, the supplier is responsible for the performance of allinspection requirements specified herein. Except as otherwisespecified, the supplier may use his own
19、or any other facilitiessuitable for the performance of the inspection requirementsspecified herein, unless disapproved by the purchaser. Thepurchaser reserves the right to perform any of the inspectionsset forth in the specification where such inspections are deemednecessary to ensure that supplies
20、and services conform toprescribed requirements.11. Product Marking11.1 Bricks shall be marked with the manufacturers nameor trademark by suitable indentation or stamping.12. Packaging12.1 Bricks shall be packed in containers which will ensureacceptance by common carrier and safe delivery to destinat
21、ionat the lowest applicable rate. Containers shall comply withcommercial carrier regulations.13. Keywords13.1 brick; insulating brick; fire claySUPPLEMENTARY REQUIREMENTSThe following supplementary requirements shall apply only when specified in the contract orpurchase order (see 3.1.3).S1. Referenc
22、ed DocumentsS1.1 The following documents shall apply only when one ormore of the requirements of S2 or S3 are specified in thecontract or purchase order (see 3.1.3): Federal SpecificationsPPP-B-601, PPP-B-621, and PPP-B-636; Military Specifica-tion MIL-L-10547; and Military Standards MIL-STD-105,MIL
23、-STD-129, and MIL-STD-147.S2. Special Government RequirementsS2.1 Examinations and Test Requirements:S2.1.1 Examination of end item for defects in appearance,workmanship, and dimensions. An examination shall be madein accordance with Tables S1-S4 to determine that the appear-TABLE 1 Instructions for
24、 TestingCharacteristicSpecification Reference Requirements Applicable toNumberDeterminationsper UnitResults Reported asSample SizeRequirement Test Method Individual Unit Lot Average Pass or FailNumerically toNearestADensity 5.1 9.2 . . . X 1 . . . 0.1 lb/ft310Modulus of rupture 5.2 9.3 . . . X 1 . .
25、 . psi 10Reheat change 5.3 9.4 . . . X 1 . . . 0.1% 3ATest reports shall include all values on which average results are based.TABLE S1 Examination of End ItemExamine DefectAppearance and Material not as specified.workmanship Not free from cracks, laminations, segregations, and voidsurface defects.C
26、orners or edges chipped or crumbled affectingserviceability.Shape of brick not as required.Standard brick Specified dimensions 2 in. (51 mm) or greater vary by morethan 6116 in. (2 mm) from dimension specified.Specified dimensions less than 2 in. (51 mm) vary by morethan 6132 in. (1 mm) from dimensi
27、on specified.Special shapebrickLength, width, or thickness varies by more than 6116 in.(2 mm) from size specified.F 1312 90 (2007)2ance, workmanship, and dimensions of the end item complywith the requirements of this specification.S2.1.1.1 The sample unit shall be one brick.S2.1.2 Examination of pre
28、paration for delivery. An exami-nation shall be made in accordance with Table S2 and Table S4to determine that the packing and markings comply with therequirements of Table S3 of this specification.S2.1.2.1 The sample unit shall be one shipping container,fully packed, selected just before the closin
29、g operation.S2.1.3 Examination of palletized unit loads, as applicable.Unless palletization is not required (see S3.3), an examinationin accordance with Table S3 and Table S4 shall be made todetermine that palletized unit loads comply with requirementsof MIL-STD-147.S2.1.3.1 The sample unit shall be
30、 one palletized load.S2.1.4 For the test specified in 9.2, the sample size forexamination of dimensions shall be governed by S2.1.2.1.S2.2 The inspection levels for determining the sample sizeand the acceptable quality levels (AQLs), expressed in defectsper 100 units, shall be as specified in Table
31、S4, in accordancewith MIL-STD-105.S3. Preparation for DeliveryS3.1 Level AWhen level A is specified (see 3.1.3), bricksshall be packed in snug-fitting, wood-cleated plywood, nailedwood, or fiberboard boxes conforming to PPP-B-601 (overseastype), or PPP-B-621 (Class 2), or PPP-B-636 (V3c or V3s),resp
32、ectively. Plywood and nailed wood boxes shall be linedwith sealed case liners conforming to MIL-L-10547. Boxesshall be closed and reinforced in accordance with the appendixto the applicable box specification, but wire strapping shall notbe used with fiberboard boxes. Crimp-type connectors shall beus
33、ed with metallic or nonmetallic strapping.S3.1.1 Each box shall contain not more than the following:25 Bricks9 by 412 by 212 in. (229 by 114 by 64 mm),40 Bricks9 by 412 by 2 in. (229 by 114 by 51 mm), or50 Bricks9 by 412 by 114 in. (229 by 114 by 32 mm).S3.2 Level BWhen Level B is specified (see 3.1
34、.3),bricks, in unit quantities specified in S3.1.1, shall be packed insnug-fitting fiberboard boxes conforming to PPP-B-636 (do-mestic class, grade 200). Boxes shall be closed by Method IIand reinforced by use of filament tape, flat steel, or nonmetallicstraps in accordance with the appendix to PPP-
35、B-636. Crimp-type connectors shall be used with metallic or nonmetallicstrapping.S3.3 PalletizingUnless otherwise specified (see 3.1.3),packed brick shall be palletized in accordance with MIL-STD-147. Palletized loads shall be provided with fiberboard caps.S3.4 MarkingIn addition to any special mark
36、ing requiredby the contract or purchase order, shipping containers andpalletized unit loads shall be marked in accordance withMIL-STD-129. Shipping containers shall be marked as fol-lows: STORE IN DRY PLACE.ASTM International takes no position respecting the validity of any patent rights asserted in
37、 connection with any item mentionedin this standard. Users of this standard are expressly advised that determination of the validity of any such patent rights, and the riskof infringement of such rights, are entirely their own responsibility.This standard is subject to revision at any time by the re
38、sponsible technical committee and must be reviewed every five years andif not revised, either reapproved or withdrawn. Your comments are invited either for revision of this standard or for additional standardsand should be addressed to ASTM International Headquarters. Your comments will receive care
39、ful consideration at a meeting of theresponsible technical committee, which you may attend. If you feel that your comments have not received a fair hearing you shouldmake your views known to the ASTM Committee on Standards, at the address shown below.This standard is copyrighted by ASTM Internationa
40、l, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959,United States. Individual reprints (single or multiple copies) of this standard may be obtained by contacting ASTM at the aboveaddress or at 610-832-9585 (phone), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the A
41、STM website(www.astm.org).TABLE S2 Examination for Preparation for DeliveryExamine DefectPacking Not as specified.Container not as specified, closures not accomplished byspecified or required methods or materials.Any nonconforming component, component missing, damagedor otherwise defective, affectin
42、g serviceability.Inadequate application of components; such as incompleteclosures of case liners, container flaps, loose orinadequate strappings, bulged or distorted containers.Count Number of bricks per container less than specified or indicatedquantity.Weight Gross or net weight exceeds specified
43、requirements.Markings Omitted, illegible, incorrect, incomplete, or not as specified.TABLE S3 Examination of Palletized Unit LoadsExamine DefectPacking Not palletized as specified.Arrangement or number of containers per pallet not inaccordance with MIL-STD-147.Inadequate application of components su
44、ch as incompleteclosures, loose or inadequate strapping, bulged, ordistorted containers.Count Less than specified in indicated quantity of containers.Markings Exterior markings omitted, illegible, incorrect, incomplete, or notin accordance with contract requirementsTABLE S4 Inspection Levels and Acceptable Quality Levels(AQL) for ExaminationExamination Paragraph Inspection Level AQLS2.1.1 (Appearance, workmanship) S-4 2.5S2.1.1 (Dimensions) S-3 2.5S2.1.2 S-2 4.0S2.1.3 S-2 4.0F 1312 90 (2007)3
