ASTM-C1177 › Historical Revision Information
Standard Specification for Glass Mat Gypsum Substrate for Use as Sheathing
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Scope
1.1 This specification covers glass mat gypsum substrate, which is designed to be used as an exterior substrate for a weather barrier.
1.2 The values stated in either inch-pound units or SI (metric) are to be regarded separately as standard. Within the text, the SI units are shown in brackets. The values stated in each system shall be used independently of the other. Values from the two systems shall not be combined.
1.3 The text of this standard references notes and footnotes that provide explanatory material. These notes and footnotes (excluding those in tables and figures) shall not be considered as requirements of the standard.
Keywords
core; exterior substrate; fire resistant classification; flexural strength; glass mat; glass mat gypsum substrate; gypsum; hardness; humidified deflection; nail pull resistance; noncombustible; sheathing; substrate; type X; water resistance; weather barrier; ICS Number Code 91.100.10 (Cement. Gypsum. Lime. Mortar)
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91.100.10 (Cement. Gypsum. Lime. Mortar)
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Document Number
ASTM-C1177-95
Revision Level
1995 EDITION
Status
Superseded
Modification Type
Revision
Publication Date
Nov. 10, 1995
Document Type
Specification
Page Count
3 pages
Committee Number
C11.01