ASTM C1047-99(2004)
(Specification)Standard Specification for Accessories for Gypsum Wallboard and Gypsum Veneer Base
Standard Specification for Accessories for Gypsum Wallboard and Gypsum Veneer Base
SCOPE
1.1 This specification covers accessories used in conjunction with assemblies of gypsum wallboard and gypsum veneer plaster to protect edges and corners and to provide architectural features (see Fig. 1).
1.2 The values stated in inch-pound units are to be regarded as the standard. The SI units in parentheses are provided for information purposes only. The SI equivalents of inch-pound units may be approximate.
General Information
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Standards Content (Sample)
NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
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Designation: C 1047 – 99 (Reapproved 2004)
Standard Specification for
Accessories for Gypsum Wallboard and Gypsum Veneer
Base
This standard is issued under the fixed designation C 1047; 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.
This standard has been approved for use by agencies of the Department of Defense.
1. Scope 3. Terminology
1.1 This specification covers accessories used in conjunc- 3.1 Definitions:
tion with assemblies of gypsum wallboard and gypsum veneer 3.1.1 flange—thatpartoftheaccessoryextendingoutonthe
plastertoprotectedgesandcornersandtoprovidearchitectural face of the gypsum board.
features (see Fig. 1). 3.2 Definitions of Terms Specific to This Standard:
1.2 The values stated in inch-pound units are to be regarded 3.2.1 accessories—cornerbeads, edge trims, and control
as the standard. The SI units in parentheses are provided for joints, such as casing beads, bull noses, and stops.
information purposes only. The SI equivalents of inch-pound 3.2.2 control joint—a formed product used for designed or
units may be approximate. required separations between adjacent surfaces of gypsum
boards or gypsum veneer base.
2. Referenced Documents
3.2.3 cornerbead—a formed metal, plastic, or metal and
2.1 ASTM Standards: paper angle for outside corners of gypsum boards or gypsum
A 463 Specification for Steel Sheet, Aluminum-Coated, by
veneer base.
Hot-Dip Process 3.2.4 edge trim—typically “J”- or “L”-shaped strip, as
A 591/A 591M Specification for Steel Sheet, Electrolytic
shown in Fig. 1, formed of metal, plastic, or metal and paper to
Zinc-Coated, for Light Coating Mass Applications cover exposed ends or edges of gypsum board or gypsum
A 653/A 653M Specification for Steel Sheet, Zinc-Coated
veneer base.
(Galvanized) or Zinc-Iron Alloy-Coated (Galvannealed)
4. Materials and Manufacture
by the Hot-Dip Process
B 69 Specification for Rolled Zinc 4.1 Steel accessories and steel components of accessories
B 117 Practice of Salt Spray (Fog) Apparatus manufactured from steel and paper in combination shall be
C 475 Specification for Joint Compound and Joint Tape for manufactured from zinc-coated cold-roll (coil or cut length)
Finishing Gypsum Board sheet steel not less than 0.012-in. (0.30-mm) thick before
C 587 Specification for Gypsum Veneer Plaster application of coating.
D 1788 Specification for Rigid Acrylonitrile-Butadiene- 4.1.1 Sheet steel, zinc-coated by the hot-dip process, shall
Styrene (ABS) Plastics beinaccordancewithSpecificationA 653/A 653M,minimized
D 2092 Guide for Preparation of Zinc-Coated (Galvanized) spangle, minimum G-30 coating.
Steel Surfaces for Painting 4.1.2 Sheet steel, zinc-coated by the electrolytic process
D 3678 Specification for Rigid Poly(Vinyl Chloride) (PVC) shall be in accordance with Specification A 591/A 591M,
Interior Profile Extrusions minimum coating on surface side to be 0.000140 in. (0.00356
mm), minimum coating on reverse side to be 0.00010 in.
(0.00254 mm).
This specification is under the jurisdiction of ASTM Committee C11 on
4.1.3 Sheet steel, aluminum-coated, shall be in accordance
Gypsum and Related Building Materials and Systems and is the direct responsibility
with Specification A 463 minimum T1-40 coating.
of Subcommittee C11.02 on Specifications and Test Methods for Accessories and
Related Products. 4.1.4 Phosphatizing (as specified in Method A of Guide
Current edition approved May 1, 2004. Published June 2004. Originally
D 2092) or other surface treatments may be used to ensure
approved in 1992. Last previous edition approved in 1999 as C 1047 – 99.
compatibility and bond as specified in Section 5.
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
4.2 Zinc accessories shall be manufactured from rolled zinc
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 in accordance with Specification B 69, Type I, not less than
the ASTM website.
0.012-in. (0.305-mm) thick.
Withdrawn.
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C 1047 – 99 (2004)
FIG. 1 Accessories for Gypsum Wallboard and Gypsum Veneer Base
4.3 Plastic for accessories shall be manufactured from rigid 6.4 The size of the edge trim shall suit the thickness of the
PVC or ABS
...
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