ASTM C840-11 PDF

ASTM C Standard Specification for Application and Finishing of Gypsum Number of Pages: 18 Product Dimensions: 11″ x 8 1/2″ x 1/16″ Weight: Lbs. recommendations and ASTM requirements are critical to achieving an acceptable appearance and performance of Gypsum Board. . ASTM C GA Designation: C − 11Standard Specification for Application and Finishing of 1 This specification is under the jurisdiction of ASTM Committee C11 on.

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ASTM C840 Standard Specification for Application and Finishing of Gypsum Board

This specification covers requirements for the methods of application and finishing of gypsum board. Construction details for a specific assembly to achieve the required fire resistance shall be obtained from reports of fire-resistance tests, engineering evaluations, or listings from recognized fire testing laboratories.

Gypsum board assembly shall conform to acoustical tests of the specification where sound control is required. Moreover, gypsum assembly shall conform to framing size, fasteners spacing, ventilation, substrate, surface preparation, cutting, and installation application as indicated in the specification.

Materials categorized under this specification include: A fire test of assemblies shall be conducted to determine a fire resistance rating required for gypsum board assembly. Gypsum board shall be cut by scoring and breaking or by sawing, working from the face side.


ASTM C Application and Finishing of Gypsum Board

Masonry or concrete walls shall be dry, free of dust, oil, or form release agents, protrusions or voids, or foreign matter that inhibit bond for adhesively applied c480-11 board. All materials shall be kept dry. Where gypsum board is stored outside, it shall be off the ground, properly supported on a level platform and fully protected from the weather or direct sunlight exposure.

This abstract is a brief summary of the referenced standard. It is informational only c840-111 not an official part of the standard; the full text of the standard itself must be referred to for its use and application.

ASTM does not give any warranty express or implied or make any representation that the contents of this abstract are accurate, complete or up to date. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.

These notes and footnotes excluding those in tables and figures shall not be considered as requirements of cc840-11 specification. This standard does not purport to address all of the safety concerns, if any, associated with its use.

ASTM C – 11 Standard Specification for Application and Finishing of Gypsum Board

It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability c840-11 regulatory limitations prior to use.


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