ASTM C43-05
(Terminology)Standard Terminology of Structural Clay Products
Standard Terminology of Structural Clay Products
SCOPE
1.1 This terminology contains terms and definitions of terms associated with the standards specific to masonry units and roofing tile manufactured by firing clay and shale raw materials.
1.2 The definitions and definitions of terms in this terminology pertain to Specifications C 32, C 34, C 56, C 62, C 126, C 212, C 216, C 279, C 410, C 652, C 902, C 1088, C 1167, C 1261, C 1272 and Test Methods C 67.
1.3 Generic terminology for masonry is found in Terminology C 1232. Terminology C 1232 also applies to masonry units manufactured by firing clay and shale raw materials.
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Standards Content (Sample)
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Designation:C43–05
Standard Terminology of
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Structural Clay Products
ThisstandardisissuedunderthefixeddesignationC 43;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginal
adoption or, in the case of revision, the year of last revision.Anumber in parentheses indicates the year of last reapproval.Asuperscript
epsilon (e) indicates an editorial change since the last revision or reapproval.
1. Scope* C 1088 Specification for Thin Veneer Brick Units Made
from Clay or Shale
1.1 Thisterminologycontainstermsanddefinitionsofterms
C 1167 Specification for Clay Roof Tiles
associated with the standards specific to masonry units and
C 1232 Terminology of Masonry
roofing tile manufactured by firing clay and shale raw materi-
C 1261 Specification for Firebox Brick for Residential Fire-
als.
places
1.2 The definitions and definitions of terms in this terminol-
C 1272 Specification for Heavy Vehicular Paving Brick
ogy pertain to Specifications C 32, C 34, C 56, C 62, C 126,
C 212, C 216, C 279, C 410, C 652, C 902, C 1088, C 1167,
3. Terminology
C 1261, C 1272 and Test MethodsC67.
3.1 Terms and Definitions:
1.3 Generic terminology for masonry is found in Terminol-
ogyC 1232.TerminologyC 1232alsoappliestomasonryunits
RAW MATERIALS
manufactured by firing clay and shale raw materials.
clay, n—an earthy or stony mineral aggregate consisting
2. Referenced Documents
essentially of hydrous silicates of alumina, plastic when
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sufficiently pulverized and wetted, rigid when dry, and
2.1 ASTM Standards:
C32 Specification for Sewer and Manhole Brick (Made vitreous when fired to a sufficiently high temperature.
fire clay, n—a sedimentary clay of low flux content.
from Clay or Shale)
C34 Specification for Structural Clay Load-Bearing Wall reactive particulates, n—a particle or particles present in a
clay body, which when near the surface may flake off or
Tile
C56 Specification for Structural Clay Non-Load-Bearing cause an eruption (pop-outs) of the surface when exposed to
the weather.
Tile
C62 Specification for Building Brick (Solid Masonry Units shale, n—a thinly stratified, consolidated, sedimentary clay
Made from Clay or Shale) with well-marked cleavage parallel to the bedding.
surface clay, n—an unconsolidated, unstratified clay, occur-
C67 Test Methods for Sampling and Testing Brick and
Structural Clay Tile ring on the surface.
C 126 Specification for Ceramic Glazed Structural Clay
MANUFACTURE
Facing Tile, Facing Brick, and Solid Masonry Units
C 212 Specification for Structural Clay Facing Tile
cells/core holes, n—continuous openings or perforations
C 216 Specification for Facing Brick (Solid Masonry Units
within extruded clay products.
Made from Clay or Shale)
DISCUSSION—The extent of permissible openings is specified for each
C 279 Specification for Chemical-Resistant Masonry Units
product as the percentage of gross area in the normal bedding surface
C 410 Specification for Industrial Floor Brick
plane that must be net (solid) area. Core hole is generally used for brick
C 652 Specification for Hollow Brick (Hollow Masonry
while cell is used for structural tile. Cells are distinguished from core
Units Made from Clay or Shale)
holesbybeinglargerinsize.Asanillustration,cellsmustbelargerthan
2 2 2 2
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C 902 Specification for Pedestrian and Light Traffic Paving 1 in. (645 mm ) under Specification C34, and 1 ⁄2 in. (968 mm )
under Specification C 652.
Brick
coring, v—the process of perforating structural clay products,
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generally performed during extrusion by supporting cores
This terminology is under the jurisdiction of ASTM Committee C15 on
Manufactured Masonry Units and is the direct responsibility of Subcommittee
(rods) within the shaping cap of the extruder.
C15.08 on Terminology.
extrusion, n—shaping of brick by pushing plastic clay or shale
Current edition approved Feb. 1, 2005. Published April 2005. Originally
through a die opening that forms the peripheral dimensions
approved in 1965. Last previous edition approved in 2003 as C 43 – 03a.
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For referenced ASTM standards, visit the ASTM website, www.astm.org, or of the brick.
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
DISCUSSION—The column of extrudate is then cut into sections to
Standards volume information, refer to the standard’s Document Summary page on
provide the third dimension of the brick. Water is added to the clay or
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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C43–05
shale in sufficient quantities to permit laminar flow through the tions are termed cold water absorption and boiling water absorption.
extrusionmachine.Theconsistencyoftheextrudatemayvaryfromstiff Absorption values
...
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