ASTM E2265-09
(Terminology)Standard Terminology for Anchors and Fasteners in Concrete and Masonry
Standard Terminology for Anchors and Fasteners in Concrete and Masonry
SCOPE
1.1 This terminology covers standard terminology for anchors and fasteners installed in structural members made of concrete or masonry.
1.2 This terminology does not cover terms relating to the mechanical properties of the materials used for fabricating anchors, nor does it cover their use.
1.3 The terms are listed alphabetically. Compound terms appear in the natural spoken order.
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Designation: E2265 − 09
Standard Terminology for
1
Anchors and Fasteners in Concrete and Masonry
This standard is issued under the fixed designation E2265; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision.Anumber in parentheses indicates the year of last reapproval.A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope attachment—structural element (fixture) external to the sur-
face of the base material, and which transmits loads to the
1.1 This terminology covers standard terminology for an-
anchor.
chors and fasteners installed in structural members made of
concrete or masonry.
base material—material in which anchor is installed, such as
concrete or masonry.
1.2 This terminology does not cover terms relating to the
mechanical properties of the materials used for fabricating
bond failure—failure mode characterized by loss of bond
anchors, nor does it cover their use.
either between the anchor and adhesive or between the
1.3 The terms are listed alphabetically. Compound terms adhesive and the base material.
appear in the natural spoken order.
cast-in-place anchor—anchor installed in formwork prior to
placement of concrete.
2. Terminology
characteristic value—the 5% fractile (value with a 95%
adhesive anchor—anchor placed into a hole in the base
probability of being exceeded, with a confidence of 90%).
material, and which derives its holding strength from a
chemicaladhesiveplacedbetweenthewalloftheholeinthe clamping force—compression force transmitted to the base
base material and the embedded portion of the anchor.
material as a result of preload in the anchor.
allowable load—capacity assigned to an anchor in accordance concrete breakout failure—anchor failure mode character-
with allowable-stress design procedures. ized by concrete cone failure or concrete edge failure.
anchor—cast-in-place or post-installed fastening device in- connection—attachment of load-bearing element to concrete
stalled in the base material for the purpose of transferring or masonry base materials using anchors.
loads to the base material.
cracked concrete—fortestingpurposes,atestmemberhaving
anchor loading: axial—load applied concentrically with the one or more cracks, each of which is approximately uniform
in width through the depth of the member.
anchor longitudinal axis.
DISCUSSION—Only one crack is permitted in the area of influence of
anchor loading: bending—flexure induced in the anchor by
the test anchor.
application of a shear load at a distance from the surface of
critical edge distance—minimum anchor edge distance, mea-
the base material.
sured from the anchor centerline to the edge of the structural
anchor loading: combined—axial and shear loading applied
member, at which the full anchor capacity can be obtained
simultaneously (oblique loading).
without concrete edge breakout failure or splitting failure.
anchor loading: shear—loadappliedparalleltothesurfaceof
critical spacing—minimum anchor spacing, measured center-
the base material and perpendicular to the anchor’s longitu-
line to centerline of the anchors, at which the full anchor
dinal axis.
capacity can be obtained without influence from adjacent
anchors.
anchor spacing—distance between anchors measured center-
line to centerline.
cure time—the length of time required for a grouted anchor or
an adhesive-bonded anchor to develop its specified strength.
diamond core bit—non-percussiondrillbit,usuallyutilizinga
1
This terminology is under the jurisdiction of ASTM Committee E06 on
hollow cylindrical pipe or tube with a diamond-impregnated
Performance of Buildings and is the direct responsibility of Subcommittee E06.13
matrix at the end that is used to drill in the base material.
on Structural Performance of Connections in Building Construction.
Current edition approved Sept. 1, 2009. Published September 2009. Originally
displacement—movement of anchor relative to the structural
approved in 2003. Last previous approved in 2008 as E2265–08. DOI: 10.1520/
E2265-09. member.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
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E2265 − 09
DISCUSSION— For tension tests, displacement is measured parallel to
gel time—thetimeaftermixingatwhichanadhesivebeginsto
theanchoraxis;forsheartests,displacementismeasuredperpendicular
increase in viscosity and becomes resistant to flow.
to the anchor axis.
grout—pourable mixture of a cementitious or polymeric
displacement-controlled expansion anchor—a post-installed
binder and water, possibly also containing fine aggregates,
anchor that derives its holding strength by expansion against
coarse aggregates, or both.
the side of
...
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:E2265–08 Designation:E2265–09
Standard Terminology for
1
Anchors and Fasteners in Concrete and Masonry
This standard is issued under the fixed designation E 2265; 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 standard terminology for anchors and fasteners installed in structural members made of concrete
or masonry.
1.2 This terminology does not cover terms relating to the mechanical properties of the materials used for fabricating anchors,
nor does it cover their use.
1.3 The terms are listed alphabetically. Compound terms appear in the natural spoken order.
2. Referenced Documents
2.1ASTM Standards:
E488Test Methods for Strength of Anchors in Concrete and Masonry Elements
E631Terminology of Building Constructions
E1190Test Methods for Strength of Power-Actuated Fasteners Installed in Structural Members
E1512Test Methods for Testing Bond Performance of Bonded Anchors
3.Terminology
adhesive anchor—anchor placed into a hole in the base material, and which derives its holding strength from a chemical adhesive
placed between the wall of the hole in the base material and the embedded portion of the anchor.
allowable load—capacity assigned to an anchor in accordance with allowable-stress design procedures.
anchor—cast-in-place or post-installed fastening device installed in the base material for the purpose of transferring loads to the
base material.
anchor loading: axial—load applied concentrically with the anchor longitudinal axis.
anchor loading: bending—flexure induced in the anchor by application of a shear load at a distance from the surface of the base
material.
anchor loading: combined—axial and shear loading applied simultaneously (oblique loading).
anchor loading: shear—load applied parallel to the surface of the base material and perpendicular to the anchor’s longitudinal
axis.
anchor spacing—distance between anchors measured centerline to centerline.
attachment—structural element (fixture) external to the surface of the base material, and which transmits loads to the anchor.
base material—material in which anchor is installed, such as concrete or masonry.
bond failure—failure mode characterized by loss of bond either between the anchor and adhesive or between the adhesive and
the base material.
cast-in-place anchor—anchor installed in formwork prior to placement of concrete.
characteristic value—the 5 % fractile (value with a 95 % probability of being exceeded, with a confidence of 90 %).
clamping force—compression force transmitted to the base material as a result of preload in the anchor.
concrete breakout failure—anchor failure mode characterized by concrete cone failure or concrete edge failure.
connection—attachment of load-bearing element to concrete or masonry base materials using anchors.
cracked concrete—for testing purposes, a test member having one or more cracks, each of which is approximately uniform in
width through the depth of the member.
DISCUSSION—Only one crack is permitted in the area of influence of the test anchor.
critical edge distance—minimumanchoredgedistance,measuredfromtheanchorcenterlinetotheedgeofthestructuralmember,
1
This terminology is under the jurisdiction ofASTM Committee E06 on Performance of Buildings and is the direct responsibility of Subcommittee E06.13 on Structural
Performance of Connections in Building Construction.
Current edition approved AprilSept. 1, 2008.2009. Published May 2008.September 2009. Originally approved in 2003. Last previous approved in 20072008 as
E 2265 – 078.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
1
---------------------- Page: 1 ----------------------
E2265–09
at which the full anchor capacity can be obtained without concrete edge breakout failure or splitting failure.
critical spacing—minimum anchor spacing, measured centerline to centerline of the anchors, at which the full anchor capacity
can be obtained without influence from adjacent anchors.
cure time—the length of time required for a grouted anchor or an adhesive-bonded anchor to develop its specified strength.
diamond core bit—non-percussion drill bit, usually utilizing a hollow cylindrical pipe or tube with a diamond-impregnated matrix
at the end that is used to drill in
...
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