ASTM C1177/C1177M-99
Historical Standard: ASTM C1177/C1177M-99 Standard Specification for Glass Mat Gypsum Substrate for Use as Sheathing
SUPERSEDED (see Active link, below)
ASTM C1177 / C1177M
1. 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.
2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.
ASTM Standards
C11 Terminology Relating to Gypsum and Related Building Materials and Systems
C473 Test Methods for Physical Testing of Gypsum Panel Products
C645 Specification for Nonstructural Steel Framing Members
C1264 Specification for Sampling, Inspection, Rejection, Certification, Packaging, Marking, Shipping, Handling, and Storage of Gypsum Panel Products
E119 Test Methods for Fire Tests of Building Construction and Materials
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; Exterior gypsum substrate; Fire-resistant classification; Glass mat gypsum board; Gypsum products--specifications; Humidified deflection; Nail pull resistance; Sheaths/sheathing--specifications; Substrates; Water-resistant gypsum board--specifications;
ICS Code
ICS Number Code 91.100.10 (Cement. Gypsum. Lime. Mortar)
DOI: 10.1520/C1177_C1177M-99
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