ASTM C1232-08
(Terminology)Standard Terminology of Masonry
Standard Terminology of Masonry
SCOPE
1.1 This terminology covers generic terms and generic definitions of terms specifically associated with masonry.
General Information
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Designation:C1232–08
Standard Terminology of
1
Masonry
This standard is issued under the fixed designation C 1232; 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* freeze thaw resistance, n—the ability of masonry to maintain
integrity under the forces caused by cyclic action of freezing
1.1 This terminology covers generic terms and generic
and thawing in the presence of moisture.
definitions of terms specifically associated with masonry.
frog, n—an indentation in a bed surface of a masonry unit.
3
2. Referenced Documents Indentations not exceeding ⁄8 in. are termed a frog,
2
sometimes called a panel or panel frog. Indentations exceed-
2.1 ASTM Standards:
3
ing ⁄8 in. are termed a deep frog.
C43 Terminology of Structural Clay Products
groove, n—a channel formed on surfaces other than finished
C 1180 Terminology of Mortar and Grout for Unit Masonry
faces of manufactured masonry units for production or
C 1209 Terminology of Concrete Masonry Units and Re-
construction purposes.
lated Units
height, n—vertical dimension of the face of a unit when the
3. Terminology
unit is positioned as a stretcher.
hollow masonry unit—unit whose net cross-sectional area in
3.1 Definitions—The definitions in this terminology are
any plane parallel to the surface containing cores, cells, or
generic as used by ASTM Committees C12 and C15. For
deep frogs is less than 75 % of its gross cross-sectional area
terminology specific to: (1) structural clay products, see
measured in the same plane.
Terminology C43,(2) mortar and grout, see Terminology
length, n—horizontal dimension of the face of a unit when the
C 1180, and (3) concrete masonry units, see Terminology
unit is positioned as a stretcher.
C 1209.
manufactured masonry unit, n—a manmade noncombustible
bedsurface, n—(1)thenonverticalsurfacesofamanufactured
building product intended to be laid by hand and joined by
masonry unit intended by the manufacturer to be joined by
mortar, grout, or other methods of joining.
mortar or other methods. (2) the in situ nonvertical surfaces
masonry, n—the type of construction made up of masonry
of a manufactured masonry unit joined by mortar or other
units laid with mortar, grout, or other methods of joining.
methods.
nominal dimension—dimension that is greater than the speci-
cryptoflorescence, n—crystalline deposit of water-soluble
fieddimensionbythethicknessofamortarjoint.Itisusually
compounds in the pores of masonry.
expressed as a whole number.
efflorescence, n—crystalline deposit, usually white, of water-
score, n—a channel formed for appearance purposes on the
soluble compounds on the surface of masonry.
finished faces of a manufactured masonry unit.
face, exposed, n—the in situ exposed surface(s) of a manu-
shell, n—the outer walls of a hollow masonry unit. Shell can
factured masonry unit.
either be an end shell or a face shell.
face, finished, n—any surface(s) of a manufactured masonry
solid masonry unit—unit whose net cross-sectional area in
unit intended by the manufacturer to be exposed to view.
any p
...
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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:C1232–05 Designation: C 1232 – 08
Standard Terminology of
1
Masonry
This standard is issued under the fixed designation C 1232; 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 generic terms and generic definitions of terms specifically associated with masonry.
2. Referenced Documents
2
2.1 ASTM Standards:
C 43 Terminology of Structural Clay Products
C 1180 Terminology of Mortar and Grout for Unit Masonry
C 1209Terminology of Concrete Masonry Units Terminology of Concrete Masonry Units and Related Units
3. Terminology
3.1 Definitions—The definitions in this terminology are generic as used byASTM Committees C12 and C15. For terminology
specific to: (1) structural clay products, see Terminology C 43, (2) mortar and grout, see Terminology C 1180, and (3) concrete
masonry units, see Terminology C 1209.
bed surface, n—(1) the nonvertical surfaces of a manufactured masonry unit intended by the manufacturer to be joined by mortar
or other methods. (2) the in situ nonvertical surfaces of a manufactured masonry unit joined by mortar or other methods.
cryptoflorescence, n—crystalline deposit of water-soluble compounds in the pores of masonry.
efflorescence, n—crystalline deposit, usually white, of water-soluble compounds on the surface of masonry.
face, exposed, n—the in situ exposed surface(s) of a manufactured masonry unit.
face, finished, n—any surface(s) of a manufactured masonry unit intended by the manufacturer to be exposed to view.
facingunit—manufacturedmasonryunitdesignedforusewhereoneormorefaceswillbeexposedandforwhichthespecification
includes requirements on color, finish, and other properties affecting appearance.
freeze thaw resistance, n—the ability of masonry to maintain integrity under the forces caused by cyclic action of freezing and
thawing in the presence of moisture.
3
frog, n—an indentation in a bed surface of a masonry unit. Indentations not exceeding ⁄8 in. are termed a frog, sometimes called
3
a panel or panel frog. Indentations exceeding ⁄8 in. are termed a deep frog.
groove, n—a channel formed on surfaces other than finished faces of manufactured masonry units for production or construction
purposes.
height, n—vertical dimension of the face of a unit when the unit is positioned as a stretcher.
hollowmasonryunit—unitwhosenetcross-sectionalareainanyplaneparalleltothesurfacecontainingcores,cells,ordeepfrogs
is less than 75 % of its gross cross-sectional area measured in the same plane.
length, n—horizontal dimension of the face of a unit when the unit is positioned as a stretcher.
manufactured masonry unit, n—a manmade noncombustible building product intended to be laid by hand and joined by mortar,
grout, or other methods of joining.
masonry, n—the type of construction made up of masonry units laid with mortar, grout, or other methods of joining.
nominal dimension—dimension that is greater than the specified dimension by the thickness of a mortar joint. It is usually
expressed as a whole number.
score, n—a channel formed for appearanc
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