ASTM C11-03d

Standard Terminology Relating to Gypsum and Related Building Materials and Systems

SCOPE
1.1 This standard contains 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-Sep-2003
• 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 C11-03c - Standard Terminology Relating to Gypsum and Related Building Materials and Systems
• Effective Date: 01-Oct-2003
• Replaced By: ASTM C11-04 - Standard Terminology Relating to Gypsum and Related Building Materials and Systems
• Effective Date: 01-Oct-2004
• Referred By: ASTM C475/C475M-17(2022) - Standard Specification for Joint Compound and Joint Tape for Finishing Gypsum Board
• Effective Date: 01-Oct-2003
• Referred By: ASTM C1766-15(2019) - Standard Specification for Factory-Laminated Gypsum Panel Products
• Effective Date: 01-Oct-2003
• Referred By: ASTM C842-05(2021) - Standard Specification for Application of Interior Gypsum Plaster
• Effective Date: 01-Oct-2003
• Referred By: ASTM C1795-17 - Standard Test Methods for High-Temperature Characterization of Gypsum Boards and Panels
• Effective Date: 01-Oct-2003
• Referred By: ASTM C1397-13(2019) - Standard Practice for Application of Class PB Exterior Insulation and Finish Systems (EIFS) and EIFS with Drainage
• Effective Date: 01-Oct-2003
• Referred By: ASTM C1860-23ce1 - Standard Test Methods for Measurement of Tensile Strength or Bond Strength of Portland Cement-Based Plaster by Direct Tension
• Effective Date: 01-Oct-2003
• Referred By: ASTM E1602-03(2017) - Standard Guide for Construction of Solid Fuel Burning Masonry Heaters
• Effective Date: 01-Oct-2003
• Referred By: ASTM C1177/C1177M-17 - Standard Specification for Glass Mat Gypsum Substrate for Use as Sheathing
• Effective Date: 01-Oct-2003
• Referred By: ASTM C645-18 - Standard Specification for Nonstructural Steel Framing Members
• Effective Date: 01-Oct-2003
• Referred By: ASTM C954-22 - Standard Specification for Steel Drill Screws for the Application of Gypsum Panel Products or Metal Plaster Bases to Steel Studs from 0.033 in. (0.84 mm) to 0.112 in. (2.84 mm) in Thickness
• Effective Date: 01-Oct-2003
• Referred By: ASTM C1278/C1278M-17 - Standard Specification for Fiber-Reinforced Gypsum Panel
• Effective Date: 01-Oct-2003
• Referred By: ASTM C897-15(2020) - Standard Specification for Aggregate for Job-Mixed Portland Cement-Based Plasters
• Effective Date: 01-Oct-2003
• Referred By: ASTM C59/C59M-00(2020) - Standard Specification for Gypsum Casting Plaster and Gypsum Molding Plaster
• Effective Date: 01-Oct-2003

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: C 11 – 03d
Standard Terminology Relating to
1
Gypsum and Related Building Materials and Systems
This standard is issued under the fixed designation C 11; 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 E 84 Test Method for Surface Burning Characteristics of
Building Materials
1.1 This standard covers terminology relating to gypsum
E 96 Test Methods for Water Vapor Transmission of Mate-
and related building materials and systems. The terms are
rials
generically defined. More specific and expanded definitions
E 119 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 Standard Specification for Gypsum
C 28/C 28M Specification for Gypsum Plasters
3. Terminology
C 35 Specification for Inorganic Aggregates for Use in
Gypsum Plaster accelerator, n—a material that reduces setting time.
C 36/C M Specification for Gypsum Wallboard accessories, n—products fabricated for the purpose of forming
C 37 Specification for Gypsum Lath corners, edges, control joints, or decorative effects.
3
C 52 Specification for Gypsum Partition Tile or Block adhesive, n—a substance capable of holding materials together
C 59/C 59M Specification for Gypsum Casting and Mold- by surface attachment.
ing 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
C 79/C 79M Specification for Treated Core and Nontreated used as an ingredient to modify properties and is added to the
Core Gypsum Sheathing Board batch before or during its mixture.
C 317/C 317M Specification for Gypsum Concrete aggregate, n—an inert granular material which may be added
C 318/C 318M Specification for Gypsum Formboard to gypsum plasters. (C 35)
C 472 Test Methods for Physical Testing of Gypsum, Gyp- all purpose compound, n—a compound formulated and
sum Plasters and Gypsum Concrete manufactured to serve as a taping or finishing compound, or
C 473 Test Methods for Physical Testing of Gypsum Panel both.
Products anhydrite, n—the mineral consisting primarily of anhydrous
C 475/C 475M Specification for Joint Compound and Joint calcium sulfate, CaSO .
4
Tape for Finishing Gypsum Board arris (of an arch), n—the outside corner or angle formed by
C 557 Specification for Adhesives for Fastening Gypsum the meeting of a wall surface with the curved surface of an
Wallboard to Wood Framing arch (see Fig. 1).
C 587 Specification for Gypsum Veneer Plaster basecoat, n—the first layer or layers of plaster applied over
C 588/C 588M Specification for Gypsum Base for Veneer lath or other substrate.
Plasters
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
bedding coat, n—that coat of plaster to receive aggregate or
Gypsum and Related Building Materials and Systems and is the direct responsibility
other decorative material of any size, impinged or embedded
of Subcommittee C11.91 on Terminology and Editorial.
into its surface, before it sets.
Current edition approved Oct. 1, 2003. Published November 2003. Originally
bond plaster, n—a calcined gypsum plaster specially formu-
approved in 1916. Last previous edition approved in 2003 as C 11 – 03c.
2
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
lated for application over rough monolithic concrete as a
contact ASTM Customer Service at [e-mail]. For Annual Book of ASTM
bonding coat for a subsequent gypsum plaster layer.
Standards volume information, refer to the standard’s Document Summary page on
(C 28/C 28M)
the ASTM website.
3
Withdrawn.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
1

---------------------- Page: 1 ----------------------
C11–03d
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 of
...