1、Designation: C 1232 05Standard 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 (e) 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 Struc
3、tural Clay ProductsC 1180 Terminology of Mortar and Grout for Unit MasonryC 1209 Terminology of Concrete Masonry Units3. Terminology3.1 DefinitionsThe definitions in this terminology aregeneric as used by ASTM Committees C12 and C15. Forterminology specific to: (1) structural clay products, seeTermi
4、nology 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 surfacesof a manufac
5、tured 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 surface(s) of a m
6、anu-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 requirements on color, finis
7、h, 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 exceeding38 in. are t
8、ermed 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 faces ofmanufactured masonry units for production or constructionpurposes.height, nvertical dimension of the face of a unit when theunit is posit
9、ioned 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 a unit when theunit is posi
10、tioned 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 methods of joining.nominal dimen
11、siondimension 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 theface or faces of a manufactured masonry unit.shell, nthe outer walls of a hollow masonry unit. Shell caneith
12、er 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 which masonry units orconst
13、ructions 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, re-lief, or combinations o
14、f 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 Jan. 1, 2005. Published Februar
15、y 2005. Originallyapproved in 1993. Last previous edition approved in 2002 as C 123202.2For 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 Summar
16、y 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 of the wall, floor, or oth
17、er assembly.units placed in usagemanufactured masonry units that havebeen installed in masonry.SUMMARY OF CHANGESCommittee C15 has identified the location of the following changes since C 123202 that may impact the useof this standard.(1) Terminology for surface feature was added to 3.1.ASTM Interna
18、tional 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 validity of any such patent rights, and the riskof infringement of such rights, are entirely th
19、eir 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 comments are invited either for revision of this standard or for additional standardsand should
20、 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 have not received a fair hearing you shouldmake your views known to the ASTM Committee on Standa
21、rds, 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).C1232052
