ASTM C1232-2008 Standard Terminology of Masonry.pdf

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1、Designation: C 1232 08Standard Terminology ofMasonry1This standard is issued under the fixed designation C 1232; 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 parentheses indicates the year

2、of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope*1.1 This terminology covers generic terms and genericdefinitions of terms specifically associated with masonry.2. Referenced Documents2.1 ASTM Standards:2C43 Terminology of Struct

3、ural Clay ProductsC 1180 Terminology of Mortar and Grout for Unit MasonryC 1209 Terminology of Concrete Masonry Units and Re-lated Units3. Terminology3.1 DefinitionsThe definitions in this terminology aregeneric as used by ASTM Committees C12 and C15. Forterminology specific to: (1) structural clay

4、products, seeTerminology C43,(2) mortar and grout, see TerminologyC 1180, and (3) concrete masonry units, see TerminologyC 1209.bed surface, n(1) the nonvertical surfaces of a manufacturedmasonry unit intended by the manufacturer to be joined bymortar or other methods. (2) the in situ nonvertical su

5、rfacesof a manufactured masonry unit joined by mortar or othermethods.cryptoflorescence, ncrystalline deposit of water-solublecompounds in the pores of masonry.efflorescence, ncrystalline deposit, usually white, of water-soluble compounds on the surface of masonry.face, exposed, nthe in situ exposed

6、 surface(s) of a manu-factured masonry unit.face, finished, nany surface(s) of a manufactured masonryunit intended by the manufacturer to be exposed to view.facing unitmanufactured masonry unit designed for usewhere one or more faces will be exposed and for which thespecification includes requiremen

7、ts on color, finish, andother properties affecting appearance.freeze thaw resistance, nthe ability of masonry to maintainintegrity under the forces caused by cyclic action of freezingand thawing in the presence of moisture.frog, nan indentation in a bed surface of a masonry unit.Indentations not exc

8、eeding38 in. are termed a frog,sometimes called a panel or panel frog. Indentations exceed-ing38 in. are termed a deep frog.groove, na channel formed on surfaces other than finishedfaces of manufactured masonry units for production orconstruction purposes.height, nvertical dimension of the face of a

9、 unit when theunit is positioned as a stretcher.hollow masonry unitunit whose net cross-sectional area inany plane parallel to the surface containing cores, cells, ordeep frogs is less than 75 % of its gross cross-sectional areameasured in the same plane.length, nhorizontal dimension of the face of

10、a unit when theunit is positioned as a stretcher.manufactured masonry unit, na manmade noncombustiblebuilding product intended to be laid by hand and joined bymortar, grout, or other methods of joining.masonry, nthe type of construction made up of masonryunits laid with mortar, grout, or other metho

11、ds of joining.nominal dimensiondimension that is greater than the speci-fied dimension by the thickness of a mortar joint. It is usuallyexpressed as a whole number.score, na channel formed for appearance purposes on thefinished faces of a manufactured masonry unit.shell, nthe outer walls of a hollow

12、 masonry unit. Shell caneither be an end shell or a face shell.solid masonry unitunit whose net cross-sectional area inany plane parallel to the surface containing cores, cells, ordeep frogs is 75 % or more of its gross cross-sectional areameasured in the same plane.specified dimensionsdimensions to

13、 which masonry units orconstructions are required to conform. Actual (measured)dimensions may differ from the specified dimensions bypermissible variations.surface feature, na quality or condition of the face of amanufactured masonry unit.DISCUSSIONSurface features include coatings, colors, textures

14、, re-lief, or combinations of these. A masonry unit may have differentsurface features on individual faces.1This terminology is under the jurisdiction of ASTM Committee C15 onManufactured Masonry Units and is the direct responsibility of SubcommitteeC15.08 on Terminology.Current edition approved Jul

15、y 1, 2008. Published July 2008. Originally approvedin 1993. Last previous edition approved in 2005 as C 1232 05.2For 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

16、standards Document Summary page onthe ASTM website.1*A Summary of Changes section appears at the end of this standard.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.thicknessthat dimension designed to lie at right angles to theface o

17、f the wall, floor, or other assembly.units placed in usagemanufactured masonry units that havebeen installed in masonry.SUMMARY OF CHANGESCommittee C15 has identified the location of selected changes to this standard since the last issue(C 1232 05) that may impact the use of this standard. (Approved

18、 July 1, 2008.)(1) Wording for groove and score was revised to use “finishedface.”ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin this standard. Users of this standard are expressly advised that determination of the v

19、alidity 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 responsible technical committee and must be reviewed every five years andif not revised, either reapproved or withdrawn. Your c

20、omments are invited either for revision of this standard or for additional standardsand should be addressed to ASTM International Headquarters. Your comments will receive careful consideration at a meeting of theresponsible technical committee, which you may attend. If you feel that your comments ha

21、ve 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 International, 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 ASTM website(www.astm.org).C1232082