ASTM C11-06

Standard Terminology Relating to Gypsum and Related Building Materials and Systems

SCOPE
1.1 This standard covers terminology relating to gypsum and related building materials and systems. The terms are generically defined. More specific and expanded definitions may appear in appropriate standards.

General Information

• Status: Historical
• Publication Date: 30-Jun-2006
• ICS: 01.040.91 - Construction materials and building (Vocabularies)
• ICS: 91.100.10 - Cement. Gypsum. Lime. Mortar
• Technical Committee: C11 - Gypsum and Related Building Materials and Systems
• Drafting Committee: C11.91 - Terminology and Editorial

Relations

• Replaces: ASTM C11-05 - Standard Terminology Relating to Gypsum and Related Building Materials and Systems
• Effective Date: 01-Jul-2006
• Replaced By: ASTM C11-07 - Standard Terminology Relating to Gypsum and Related Building Materials and Systems
• Effective Date: 01-May-2007
• Referred By: ASTM E1602-03(2017) - Standard Guide for Construction of Solid Fuel Burning Masonry Heaters
• Effective Date: 01-Jul-2006
• Referred By: ASTM E2266-22 - Standard Guide for Design and Construction of Low-Rise Frame Building Wall Systems to Resist Water Intrusion
• Effective Date: 01-Jul-2006
• Referred By: ASTM C1881-20 - Standard Guide for Closed-Loop Recycling of Scrap Gypsum Panel Products
• Effective Date: 01-Jul-2006
• Referred By: ASTM C843-23 - Standard Specification for Application of Gypsum Veneer Plaster
• Effective Date: 01-Jul-2006
• Referred By: ASTM C645-18 - Standard Specification for Nonstructural Steel Framing Members
• Effective Date: 01-Jul-2006
• Referred By: ASTM C840-20 - Standard Specification for Application and Finishing of Gypsum Board
• Effective Date: 01-Jul-2006
• Referred By: ASTM C475/C475M-17(2022) - Standard Specification for Joint Compound and Joint Tape for Finishing Gypsum Board
• Effective Date: 01-Jul-2006
• Referred By: ASTM C473-19 - Standard Test Methods for Physical Testing of Gypsum Panel Products
• Effective Date: 01-Jul-2006
• Referred By: ASTM C1535-05(2023) - Standard Practice for Application of Exterior Insulation and Finish Systems Class PI
• Effective Date: 01-Jul-2006
• Referred By: ASTM C1032-18 - Standard Specification for Woven Wire Plaster Base
• Effective Date: 01-Jul-2006
• Referred By: ASTM C1467/C1467M-00(2021) - Standard Specification for Installation of Molded Glass Fiber Reinforced Gypsum Parts
• Effective Date: 01-Jul-2006
• Referred By: ASTM C1766-15(2019) - Standard Specification for Factory-Laminated Gypsum Panel Products
• Effective Date: 01-Jul-2006
• Referred By: ASTM C587-04(2018) - Standard Specification for Gypsum Veneer Plaster
• Effective Date: 01-Jul-2006

Standards Content (Sample)

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
Contact ASTM International (www.astm.org) for the latest information
Designation:C11–06
Standard Terminology Relating to
1
Gypsum and Related Building Materials and Systems
ThisstandardisissuedunderthefixeddesignationC 11;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* E84 Test Method for Surface Burning Characteristics of
Building Materials
1.1 This standard covers terminology relating to gypsum
E 96/E 96M Test Methods for Water Vapor Transmission of
and related building materials and systems. The terms are
Materials
generically defined. More specific and expanded definitions
E119 Test Methods for Fire Tests of Building Construction
may appear in appropriate standards.
and Materials
2. Referenced Documents
E 337 Test Method for Measuring Humidity with a Psy-
2
chrometer (the Measurement of Wet- and Dry-Bulb Tem-
2.1 ASTM Standards:
peratures)
C 22/C 22M Specification for Gypsum
C 28/C 28M Specification for Gypsum Plasters
3. Terminology
C35 Specification for Inorganic Aggregates for Use in
Gypsum Plaster accelerator, n—a material that reduces setting time.
3
C 36/C 36M Specification for Gypsum Wallboard accessories, n—products fabricated for the purpose of forming
3
C 37/C 37M Specification for Gypsum Lath corners, edges, control joints, or decorative effects.
3
C52 Specification for Gypsum Partition Tile or Block adhesive,n—asubstancecapableofholdingmaterialstogether
C 59/C 59M Specification for Gypsum Casting Plaster and by surface attachment.
Gypsum Molding Plaster admixture, n—a material other than water, aggregates, hy-
C 61/C 61M Specification for Gypsum Keene’s Cement draulic cementitious material, and fiber reinforcement that is
3
C 79/C 79M Specification for Gypsum Sheathing Board usedasaningredienttomodifypropertiesandisaddedtothe
C 317/C 317M Specification for Gypsum Concrete batch before or during its mixture.
C 318/C 318M Specification for Gypsum Formboard aggregate, n—an inert granular material which may be added
C 472 Test Methods for Physical Testing of Gypsum, Gyp- to gypsum plasters. (C35)
sum Plasters and Gypsum Concrete all purpose compound, n—a compound formulated and
C 473 Test Methods for Physical Testing of Gypsum Panel manufactured to serve as a taping or finishing compound, or
Products both.
C 475/C 475M Specification for Joint Compound and Joint anhydrite, n—the mineral consisting primarily of anhydrous
Tape for Finishing Gypsum Board calcium sulfate, CaSO .
4
C 557 Specification for Adhesives for Fastening Gypsum arris (of an arch), n—the outside corner or angle formed by
Wallboard to Wood Framing the meeting of a wall surface with the curved surface of an
C 587 Specification for Gypsum Veneer Plaster arch (see Fig. 1).
C 588/C 588M Specification for Gypsum Base for Veneer basecoat, n—the first layer or layers of plaster applied over
3
Plasters lath or other substrate.
DISCUSSION—The first application is normally called a scratch coat
and the second application is referred to as a brown coat.
1
This terminology is under the jurisdiction of ASTM Committee C11 on
Gypsum and Related Building Materials and Systems and is the direct responsibility
bedding coat, n—that coat of plaster to receive aggregate or
of Subcommittee C11.91 on Terminology and Editorial.
other decorative material of any size, impinged or embedded
Current edition approved July 1, 2006. Published July 2006. Originally approved
into its surface, before it sets.
in 1916. Last previous edition approved in 2005 as C 11 – 05.
2
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
bond plaster, n—a calcined gypsum plaster specially formu-
contact ASTM Customer Service at [e-mail]. For Annual Book of ASTM
lated for application over rough monolithic concrete as a
Standards volume information, refer to the standard’s Document Summary page on
bonding coat for a subsequent gypsum plaster layer.
the ASTM website.
3
Withdrawn. (C 28/C 28M)
*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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C11–06
cornerbead, n—an accessory for outside corners.
corner reinforcement, exterior, n—a preformed section of
wire or expanded sheet steel, for the reinforcement of
exterior stucco external corners (arrises).
cure (portland cement plaster or stucco), v—(1) to provide
conditions conducive to the hydration process of portland
cement plaster or stucco, or (2) to maintain proper tempera-
ture and a sufficient quantity of water within the plaster to
ensure cement hydration.
density, n—the weight per unit volume o
...