ASTM C1180-2018 Standard Terminology of Mortar and Grout for Unit Masonry.pdf

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1、Designation: C1180 10C1180 18Standard Terminology ofMortar and Grout for Unit Masonry1This standard is issued under the fixed designation C1180; 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

2、 parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope*1.1 This terminology covers terms, definitions of terms, descriptions of terms, nomenclature, and explanations of abbreviations,acronyms, and symbo

3、ls specifically associated with standards under the jurisdiction of ASTM Committee C12 on Mortars andGrouts for Unit Masonry.1.2 The definitions and descriptions of terms in this terminology pertain to Test Methods C780, C1019, C1148, C1324, andC1403; Specifications C144, C270, C404, C476, C887, C11

4、42, and C1384; Practice C946; and Guide C1586.1.3 This international standard was developed in accordance with internationally recognized principles on standardizationestablished in the Decision on Principles for the Development of International Standards, Guides and Recommendations issuedby the Wor

5、ld Trade Organization Technical Barriers to Trade (TBT) Committee.2. Referenced Documents2.1 ASTM Standards:2C144 Specification for Aggregate for Masonry MortarC270 Specification for Mortar for Unit MasonryC404 Specification for Aggregates for Masonry GroutC476 Specification for Grout for MasonryC78

6、0 Test Method for Preconstruction and Construction Evaluation of Mortars for Plain and Reinforced Unit MasonryC887 Specification for Packaged, Dry, Combined Materials for Surface Bonding MortarC946 Practice for Construction of Dry-Stacked, Surface-Bonded WallsC1019 Test Method for Sampling and Testi

7、ng GroutC1142 Specification for Extended Life Mortar for Unit MasonryC1148 Test Method for Measuring the Drying Shrinkage of Masonry MortarC1232 Terminology for MasonryC1324 Test Method for Examination and Analysis of Hardened Masonry MortarC1384 Specification for Admixtures for Masonry MortarsC1403

8、 Test Method for Rate of Water Absorption of Masonry MortarsC1586 Guide for Quality Assurance of Mortars3. Terminology3.1 The definitions in this terminology are specific to mortar and grout. For terminology specific to (1) clay masonry units; (2)concrete masonry units; (3) autoclaved aerated concre

9、te masonry units; (4) roofing tile units; and (5) masonry, see TerminologyC1232.3.2 Terms and Their Definitions:admixture, nsubstance other than the Specification C270 prescribed materials of water, aggregate, and cementitious materialsthat is added to a masonry mortar as an ingredient to improve on

10、e or more chemical or physical properties of the conventionalmasonry mortar.1 This terminology is under the jurisdiction of ASTM Committee C12 on Mortars and Grouts for Unit Masonry and is the direct responsibility of Subcommittee C12.08on Terminology.Current edition approved Dec. 1, 2010Dec. 1, 201

11、8. Published December 2010December 2018. Originally approved in 1991. Last previous edition approved in 20072010as C1180 07.C1180 10. DOI: 10.1520/C1180-10.10.1520/C1180-18.2 For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at serviceastm.org. ForAnn

12、ual Book ofASTM Standardsvolume information, refer to the standards Document Summary page on the ASTM website.This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to the previous version. Becauseit may not be

13、technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current versionof the standard as published by ASTM is to be considered the official document.*A Summary of Changes section appears at the end of

14、this standardCopyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States1aggregates, na granular mineral material such as natural sand, manufactured sand, gravel, crushed stone, and air cooled blastfurnace slag.cementitious material, nCommittee C

15、12 standards for mortar and grout consider the following as cementitious materials:Hydraulic cements, pozzolans, hydrated lime, lime putty, and ground granulated blast furnance slag.DISCUSSIONHydraulic cements (such as portland cement, blended cement, masonry cement, and mortar cement) react with wa

16、ter to harden and will do so underwater. Pozzolans (such as coal fly ash, raw, or calcined natural pozzolans) react with lime in the presence of moisture. Hydrated lime and lime puttyreact with carbon dioxide from the air. Ground granulated blast furnance slag, blended cements, and some pozzolans ma

17、y exhibit both hydraulic andpozzolanic pressive strength, nthe maximum compressive load which a specimen will support divided by the cross-sectional area ofthe specimen.durability, nthe ability of a material to resist weathering action, chemical attack, abrasion, and other conditions of service.flow

18、, na laboratory measured mortar property that indicates the percent increase in diameter of the base of the truncated coneof mortar when it is placed on a flow table, and mechanically raised and dropped specified times under specified conditions.gradation, nthe particle size distribution of aggregat

19、e as determined by separation with standard screens. Gradation of aggregateis expressed in terms of the individual percentages passing standard screens. Sieve analysis and screen analysis are synonymswhen referring to gradation of aggregate.DISCUSSIONGradation of aggregate is expressed in terms of t

20、he individual percentages passing standard screens. Sieve analysis and screen analysis are synonymswhen referring to gradation of aggregate.grout, na mixture of cementitious materials, aggregates, water, with or without admixtures, initially produced to pouringconsistency without segregation. Requir

21、ements for grout are contained in Specification C476.DISCUSSIONRequirements for grout are contained in Specification C476.mortar, na mixture consisting of cementitious materials, fine aggregate, water, with or without admixtures, that is used toconstruct unit masonry assemblies.mortar bond or grout

22、bond, nadhesion between mortar or grout and masonry units, reinforcement, or connectors.repoint, vto remove defective mortar and place properly prehydrated plastic mortar into mortar joints.shrinkage, na decrease in volume due to chemical reaction or drying.tuck point, v(1) (historical) to point mas

23、onry with a flush mortar joint that approximates the color of the masonry units and thenadd a mortar strip of contrasting color such that a narrow mortar joint width is simulated. (2) regional term for repoint.water retention, nthe measured physical property of a plastic mortar indicating its abilit

24、y, under suction, to retain its mixingwater.water retentivity, na characteristic of plastic mortar describing its ability to retain its mixing water.workability, nthe ability of mortar to be easily placed and spread.3.3 Definitions of Terms Specific to Indicated Standards:admixed mortar, nmasonry mo

25、rtar that deviates from those combinations of materials recognized by Specification C270 in thatit also contains an admixture. C1384bond enhancer, nadmixture incorporated into a masonry mortar to increase the bond strength between the mortar and themasonry unit. C1384mortar, extended life, na produc

26、t consisting of cementitious materials, aggregate, water, and set-control admixtures which aremeasured and mixed at a central location using weight-or-volume-control equipment. This mortar as delivered to a constructionsite shall be usable for a period in excess of 212 h. C1142C1180 182mortar, surfa

27、ce bonding, na product designed to secure masonry units to each other by means of an exterior coating consistingof cementitious materials, glass fiber reinforcement with or without inorganic fillers, or organic modifiers in a prepackaged formrequiring only the addition of water prior to application.

28、 C887reference mortar, nmortar of the same composition as an admixed mortar except that the reference mortar does not include theadmixture and may contain a different amount of water to obtain an equivalent flow or penetration as the admixed mortar. C1384sample, batch mixer, nmortar obtained during

29、or immediately after the discharge of the mortar from the batch mixer. C780sample, disturbed, nany plastic mortar test sample which is taken at some time after mixing and bulk sampling, that is furtherremixed or molded immediately prior to test, or both. C780sample, mortar board, nplastic mortar obt

30、ained from the mortar board after some established time period from the end ofmixing, and before retempering.DISCUSSIONRetempered mortarboard samples are those obtained from the mortarboard after retempering. Since mortar on a masons mortarboard is disturbed bythe activity of the mason, samples from

31、 a masons mortarboard shall be so identified to differentiate them from samples taken from a mortarboard usedexclusively for test purposes. C780sample, undisturbed, nany plastic mortar test sample molded immediately after mixing and sampling. C780DISCUSSIONThis sample is allowed to set on a vibratio

32、n-free surface until tested.set accelerator, nadmixture incorporated into a masonry mortar to shorten the time of setting of a mortar. C1384set retarder, nadmixture incorporated into a masonry mortar to lengthen the time of setting of a mortar. C1384water repellent, nadmixture incorporated into a ma

33、sonry mortar to decrease the rate of water absorption of the hardened mortar.C1384workability enhancer, nadmixture incorporated into a masonry mortar to increase the ease of being worked and used. Aworkability enhancer will increase the board life and maintain the water retention of a mortar. C1384S

34、UMMARY OF CHANGESCommittee C12 has identified the location of selected changes to this standard since the last issue(C1180 07C1180 10) that may impact the use of this standard. (Approved(December Dec. 1, 2010.)1, 2018)(1) Removed reference to C952, which is under the jurisdiction of Committee C15.(2

35、) Removed C43 and C1209 due to their merger into Terminology C1232.(3) Added language in 3.1 to refer to proper standards for terminology of masonry units.(1) Added parts of speech and reformatted: Changed the definitions of disturbed sample,gradationundisturbed sample, batch mixersample,extended li

36、fe mortar,mortarboard sample,and surface bonding mortar.grout.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

37、 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 have not received a fair hearing you shouldmake your views

38、 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

39、 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). Permission rights to photocopy the standard may also be secured from the Copyright Clearance Center, 222Rosewood Drive, Danvers, MA 01923, Tel: (978) 646-2600; http:/ 183