ASTM C1180-22
(Terminology)Standard Terminology of Mortar and Grout for Unit Masonry
Standard Terminology of Mortar and Grout for Unit Masonry
SCOPE
1.1 This terminology covers terms, definitions of terms, descriptions of terms, nomenclature, and explanations of abbreviations, acronyms, and symbols specifically associated with standards under the jurisdiction of ASTM Committee C12 on Mortars and Grouts for Unit Masonry.
1.2 The definitions and descriptions of terms in this terminology pertain to Test Methods C780, C1019, C1148, C1324, and C1403; Specifications C144, C270, C404, C476, C887, and C1384; Practice C946; and Guide C1586.
1.3 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
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This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the
Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
Designation: C1180 − 22
Standard Terminology of
1
Mortar and Grout for Unit Masonry
This standard is issued under the fixed designation C1180; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
3
1. Scope* Masonry Mortar (Withdrawn 2019)
C1232 Terminology for Masonry
1.1 This terminology covers terms, definitions of terms,
C1324 Test Method for Examination and Analysis of Hard-
descriptions of terms, nomenclature, and explanations of
ened Masonry Mortar
abbreviations, acronyms, and symbols specifically associated
C1384 Specification for Admixtures for Masonry Mortars
with standards under the jurisdiction ofASTM Committee C12
C1403 Test Method for Rate of Water Absorption of Ma-
on Mortars and Grouts for Unit Masonry.
sonry Mortars
1.2 The definitions and descriptions of terms in this termi-
C1586 Guide for Quality Assurance of Mortars
nology pertain to Test Methods C780, C1019, C1148, C1324,
and C1403; Specifications C144, C270, C404, C476, C887,
3. Terminology
and C1384; Practice C946; and Guide C1586.
3.1 The definitions in this terminology are specific to mortar
1.3 This international standard was developed in accor-
and grout. For terminology specific to (1) clay masonry units;
dance with internationally recognized principles on standard-
(2) concrete masonry units; (3) autoclaved aerated concrete
ization established in the Decision on Principles for the
masonry units; (4) roofing tile units; and (5) masonry, see
Development of International Standards, Guides and Recom-
Terminology C1232.
mendations issued by the World Trade Organization Technical
3.2 Terms and Their Definitions:
Barriers to Trade (TBT) Committee.
admixture, n—substance other than the Specification C270
2. Referenced Documents
prescribed materials of water, aggregate, and cementitious
2
materials that is added to a masonry mortar as an ingredient
2.1 ASTM Standards:
to improve one or more chemical or physical properties of
C144 Specification for Aggregate for Masonry Mortar
the conventional masonry mortar.
C270 Specification for Mortar for Unit Masonry
C404 Specification for Aggregates for Masonry Grout
aggregates, n—a granular mineral material such as natural
C476 Specification for Grout for Masonry
sand, manufactured sand, gravel, crushed stone, and air
C780 Test Method for Preconstruction and Construction
cooled blast furnace slag.
Evaluation of Mortars for Plain and Reinforced Unit
Masonry
cementitious material, n—Committee C12 standards for mor-
C887 Specification for Packaged, Dry, Combined Materials tar and grout consider the following as cementitious mate-
for Surface Bonding Mortar
rials: Hydraulic cements, pozzolans, hydrated lime, lime
C946 Practice for Construction of Dry-Stacked, Surface-
putty, and ground granulated blast furnance slag.
Bonded Walls
DISCUSSION—Hydraulic cements (such as portland cement, blended
C1019 Test Method for Sampling and Testing Grout for cement, masonry cement, and mortar cement) react with water to
harden and will do so under water. Pozzolans (such as coal fly ash, raw,
Masonry
or calcined natural pozzolans) react with lime in the presence of
C1148 Test Method for Measuring the Drying Shrinkage of
moisture. Hydrated lime and lime putty react with carbon dioxide from
the air. Ground granulated blast furnance slag, blended cements, and
some pozzolans may exhibit both hydraulic and pozzolanic properties.
1
ThisterminologyisunderthejurisdictionofASTMCommitteeC12onMortars
and Grouts for Unit Masonry and is the direct responsibility of Subcommittee
compressive strength, n—the maximum compressive load
C12.08 on Terminology.
whichaspecimenwillsupportdividedbythecross-sectional
Current edition approved Aug. 1, 2022. Published August 2022. Originally
area of the specimen.
approved in 1991. Last previous edition approved in 2019 as C1180 – 19. DOI:
10.1520/C1180-22.
2
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
3
Standards volume information, refer to the standard’s Document Summary page on The last approved version of this historical standard is referenced on
the ASTM website. www.astm.org.
*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
1
---------------------- Page: 1 ----------------------
C1180 − 22
durability, n—the abili
...
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. Because
it may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current version
of the standard as published by ASTM is to be considered the official document.
Designation: C1180 − 19 C1180 − 22
Standard Terminology of
1
Mortar and Grout for Unit Masonry
This standard is issued under the fixed designation C1180; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript 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 symbols specifically associated with standards under the jurisdiction of ASTM Committee C12 on Mortars and
Grouts for Unit Masonry.
1.2 The definitions and descriptions of terms in this terminology pertain to Test Methods C780, C1019, C1148, C1324, and C1403;
Specifications C144, C270, C404, C476, C887, and C1384; Practice C946; and Guide C1586.
1.3 This international standard was developed in accordance with internationally recognized principles on standardization
established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued
by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
2. Referenced Documents
2
2.1 ASTM Standards:
C144 Specification for Aggregate for Masonry Mortar
C270 Specification for Mortar for Unit Masonry
C404 Specification for Aggregates for Masonry Grout
C476 Specification for Grout for Masonry
C780 Test Method for Preconstruction and Construction Evaluation of Mortars for Plain and Reinforced Unit Masonry
C887 Specification for Packaged, Dry, Combined Materials for Surface Bonding Mortar
C946 Practice for Construction of Dry-Stacked, Surface-Bonded Walls
C1019 Test Method for Sampling and Testing Grout for Masonry
3
C1148 Test Method for Measuring the Drying Shrinkage of Masonry Mortar (Withdrawn 2019)
C1232 Terminology for Masonry
C1324 Test Method for Examination and Analysis of Hardened Masonry Mortar
C1384 Specification for Admixtures for Masonry Mortars
C1403 Test Method for Rate of Water Absorption of Masonry Mortars
C1586 Guide for Quality Assurance of Mortars
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 C12.08
on Terminology.
Current edition approved Dec. 1, 2019Aug. 1, 2022. Published January 2020August 2022. Originally approved in 1991. Last previous edition approved in 20182019 as
C1180 – 18.C1180 – 19. DOI: 10.1520/C1180-19.10.1520/C1180-22.
2
For referenced ASTM standards, visit the ASTM website, www.astm.org, or contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM Standards
volume information, refer to the standard’s Document Summary page on the ASTM website.
3
The last approved version of this historical standard is referenced on www.astm.org.
*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
1
---------------------- Page: 1 ----------------------
C1180 − 22
3. Terminology
3.1 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 concrete masonry units; (4) roofing tile units; and (5) masonry, see Terminology
C1232.
3.2 Terms and Their Definitions:
admixture, n—substance other than the Specification C270 prescribed materials of water, aggregate, and cementitious materials
that is added to a masonry mortar as an ingredient to improve one or more chemical or physical properties of the conventional
masonry mortar.
aggregates, n—a granular mineral material such as natural sand, manufactured sand, gravel, crushed stone, and air cooled blast
furnace slag.
cementitious material, n—Committee C12 standards for mortar and grout consider the following as cementitious materials:
Hydraulic cements, pozzolans, hydrated lime, lime putty, and ground granulated blast furnance slag.
DISCUSSION—
Hydraulic cements (such as portland cement, blended cement, masonry cement, and mortar cement) react with water to harden and will do so under
water. Pozzolans (such as coal fly ash, raw, or calcined natural pozzolans) react with lime in the presence of moisture. Hydrated lime and lime putty
react with carbon dioxide from the air. Ground granulated blast furnance slag, blended cements, and some pozzolans may exhibit both hyd
...
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