ASTM C43-03

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.

General Information

• Status: Historical
• Publication Date: 09-Jun-2003
• ICS: 81.080 - Refractories
• Technical Committee: C15 - Manufactured Masonry Units
• Drafting Committee: C15.08 - Terminology

Relations

• Replaces: ASTM C43-02 - Standard Terminology of Structural Clay Products
• Effective Date: 10-Jun-2003
• Replaced By: ASTM C43-03a - Standard Terminology of Structural Clay Products
• Effective Date: 01-Dec-2003
• Referred By: ASTM E2266-22 - Standard Guide for Design and Construction of Low-Rise Frame Building Wall Systems to Resist Water Intrusion
• Effective Date: 10-Jun-2003
• Referred By: ASTM C479-04(2022) - Standard Specification for Vitrified Clay Liner Plates
• Effective Date: 10-Jun-2003
• Referred By: ASTM C1568-08(2020) - Standard Test Method for Wind Resistance of Concrete and Clay Roof Tiles (Mechanical Uplift Resistance Method)
• Effective Date: 10-Jun-2003
• Referred By: ASTM D5703-95(2022)e1 - Standard Practice for Preparatory Surface Cleaning for Clay Brick Masonry
• Effective Date: 10-Jun-2003
• Referred By: ASTM C1400-11(2017) - Standard Guide for Reduction of Efflorescence Potential in New Masonry Walls
• Effective Date: 10-Jun-2003
• Referred By: ASTM E1602-03(2017) - Standard Guide for Construction of Solid Fuel Burning Masonry Heaters
• Effective Date: 10-Jun-2003

Standards Content (Sample)

NOTICE: This standard has either been superceded and replaced by a new version or discontinued.
Contact ASTM International (www.astm.org) for the latest information.
Designation: C 43 – 03
Standard Terminology of
1
Structural Clay Products
This standard is issued under the fixed designation C 43; 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.
2
1. Scope* C 1167 Specification for Clay Roof Tiles
2
C 1232 Terminology of Masonry
1.1 This terminology contains terms and definitions of terms
C 1261 Specification for Firebox Brick for Residential Fire-
associated with the standards specific to masonry units and
2
places
roofing tile manufactured by firing clay and shale raw materi-
2
C 1272 Specification for Heavy Vehicular Paving Brick
als.
C 1405 Specification for Glazed Brick (Single-Fired, Solid
1.2 The definitions and definitions of terms in this terminol-
2
Brick Units)
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 Methods C 67.
3.1 Terms and Definitions:
1.3 Generic terminology for masonry is found in Terminol-
ogy C 1232. Terminology C 1232 also applies to masonry units
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
2.1 ASTM Standards: sufficiently pulverized and wetted, rigid when dry, and
vitreous when fired to a sufficiently high temperature.
C 32 Specification for Sewer and Manhole Brick (Made
2
from Clay or Shale) fire clay, n—a sedimentary clay of low flux content.
reactive particulates, n—a particle or particles present in a
C 34 Specification for Structural Clay Load-Bearing Wall
2
Tile clay body, which when near the surface may flake off or
cause an eruption (pop-outs) of the surface when exposed to
C 56 Specification for Structural Clay Non-Load-Bearing
2
Tile the weather.
shale, n—a thinly stratified, consolidated, sedimentary clay
C 62 Specification for Building Brick (Solid Masonry Units
2
Made from Clay or Shale) with well-marked cleavage parallel to the bedding.
surface clay, n—an unconsolidated, unstratified clay, occur-
C 67 Test Methods for Sampling and Testing Brick and
2
Structural Clay Tile ring on the surface.
C 126 Specification for Ceramic Glazed Structural Clay
2 MANUFACTURE
Facing Tile, Facing Brick, and Solid Masonry Units
2
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.
2
Made from Clay or Shale)
DISCUSSION—The extent of permissible openings is specified for each
2
C 279 Specification for Chemical-Resistant Masonry Units
product as the percentage of gross area in the normal bedding surface
2
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
2
Units Made from Clay or Shale)
holes by being larger in size. As an illustration, cells must be larger than
2 2 2 2
1
1 in. (645 mm ) under Specification C 34, and 1 ⁄2 in. (968 mm )
C 902 Specification for Pedestrian and Light Traffic Paving
2
under Specification C 652.
Brick
C 1088 Specification for Thin Veneer Brick Units Made
coring, v—the process of perforating structural clay products,
2
from Clay or Shale
generally performed during extrusion by supporting cores
(rods) within the shaping cap of the extruder.
extrusion, n—shaping of brick by pushing plastic clay or shale
1
This terminology is under the jurisdiction of ASTM Committee C15 on
through a die opening that forms the peripheral dimensions
Manufactured Masonry Units and is the direct responsibility of Subcommittee
C15.08 on Terminology.
of the brick.
Current edition approved June 10, 2003. Published July 2003. Originally
DISCUSSION—The column of extrudate is then cut into sections to
approved in 1965. Last previous edition approved in 2002 as C 43 – 02.
2
Annual Book of ASTM Standards, Vol 04.05. provide the third dimension of the brick. Water is added to the clay or
*A Summary of Changes section appears at the end of this standard.
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NOTICE: This standard has either been superceded and replaced by a new version or discontinued.
Contact ASTM International (www.astm.org) for the latest information.
C43–03
shale in sufficient quantities to permit laminar flow through the tions are
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