ASTM C1088-04

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Designation: C 1088 – 04
Standard Specification for
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Thin Veneer Brick Units Made From Clay or Shale
This standard is issued under the fixed designation C 1088; 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 (e) indicates an editorial change since the last revision or reapproval.
1. Scope* C 902 Specification for Pedestrian and Light Traffic Paving
Brick
1.1 This specification covers thin veneer brick units made
E 835/E 835M Guide for Modular Coordination of Clay
from clay, shale, fire clay, sand, or mixtures thereof, and fired
and Concrete Masonry Units
to incipient fusion for use in adhered or fastened veneer
applications. Three types of thin veneer brick units in each of
3. Grades
two grades are covered. In this specification, the term thin
3.1 Two grades of thin veneer brick units are covered for
veneer brick shall be understood to mean clay masonry unit
exposure conditions to weather and are defined in Table 1 as
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with a maximum thickness of 1 ⁄4 in. (44.45 mm).
Interior and Exterior.
NOTE 1—Brick intended for paving should be specified under Specifi-
cation C 902.
4. Types
1.2 The property requirements of this standard apply at the
4.1 Three types of thin veneer brick units are covered as
time of purchase. The use of results from testing of brick
follows:
extracted from masonry structures for determining conform-
4.1.1 Type TBS (Standard)—Thin veneer brick for general
ance or nonconformance to the property requirements (Section
use in masonry.
5) of this standard is beyond the scope of this standard.
4.1.2 Type TBX (Select)—Thin veneer brick for general use
1.3 Brick covered by this specification are manufactured
in masonry where a higher degree of precision and lower
from clay, shale, or similar naturally occurring substances and
permissible variation in size than permitted for Type TBS is
subjected to a heat treatment at elevated temperatures (firing).
required.
The heat treatment must develop sufficient fired bond between
4.1.3 Type TBA(Architectural)—Thin veneer brick for gen-
the particulate constituents to provide the strength and dura-
eral use in masonry selected to produce characteristic architec-
bility requirements of the specification. (See “firing” and “fired
tural effects resulting from nonuniformity in size and texture of
bond” in Terminology C 43.)
the individual units.
1.4 The values stated in inch-pound units are to be regarded
4.2 When the type is not specified, the requirements for
as standard. The metric equivalents may be approximate.
Type TBS will govern.
1.5 The text of this standard references notes and footnotes
5. Physical Properties
which provide explanatory material. These notes and footnotes
(excluding those in tables and figures) shall not be considered
5.1 Durability—The thin veneer brick shall conform to the
as requirements of the standard. physical requirements in Table 1 for the grade specified. When
the grade is not specified, the requirements for Grade Exterior
2. Referenced Documents
shall govern. If the water absorption of each unit is less than
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2.1 ASTM Standards:
8.0 % after submersion in cold water for 24 h, the requirements
C 43 Terminology of Structural Clay Products
for saturation coefficient shall be waived. If exterior or interior
C 67 Test Methods for Sampling and Testing Brick and
grade thin veneer brick are intended for use on interiors only,
Structural Clay Tile
the requirements for water absorption (5-h boiling) and for
saturation coefficient for interior grade in Table 1 shall govern.
5.2 Freezing and Thawing—The requirements specified in
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This specification is under the jurisdiction of ASTM Committee C15 on
5.1 for water absorption (5-h boiling) and saturation coefficient
Manufactured Masonry Units and is the direct responsibility of Subcommittee
shall be waived provided a sample of 5 typical exterior grade
C15.02 on Clay Brick and Structural Clay Tile.
Current edition approved January 1, 2004. Published February 2004. Originally
thin veneer brick, meeting all other requirements, complies
approved in 1988. Last previous edition approved in 2003 as C 1088–03.
withthefollowingrequirementswhensubjectedto50cyclesof
2
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
the freezing-and-thawing test:
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.
*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.
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