ASTM C1766-15(2019)
(Specification)Standard Specification for Factory-Laminated Gypsum Panel Products
Standard Specification for Factory-Laminated Gypsum Panel Products
ABSTRACT
This specification establishes the requirements for factory-laminated gypsum panel products designed for use either on walls, ceilings, or partitions as part of a sound control system, or as a gypsum stud or gypsum coreboard. It covers materials and manufacture, physical properties, dimensions and tolerances, finish and appearance, sampling, inspection, rejection, certification, packaging, marking, shipping, handling, and storage.
SCOPE
1.1 This specification covers the factory-laminated gypsum panel products designed either for use on walls, ceilings, or partitions as part of a sound control system; or for use as a gypsum stud or gypsum coreboard.
1.2 The values stated in either SI units or inch-pound units are to be regarded separately as standard. Within the text, the SI units are shown in brackets. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Combining values from the two systems may result in non-conformance with the standard.
1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.
1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
General Information
- Status
- Published
- Publication Date
- 30-Sep-2019
- Technical Committee
- C11 - Gypsum and Related Building Materials and Systems
- Drafting Committee
- C11.01 - Specifications and Test Methods for Gypsum Products
Relations
- Effective Date
- 01-Oct-2019
- Effective Date
- 01-Dec-2023
- Effective Date
- 01-Sep-2023
- Effective Date
- 01-Oct-2019
- Effective Date
- 01-Oct-2019
- Effective Date
- 01-Jul-2019
- Effective Date
- 15-Apr-2019
- Effective Date
- 01-Mar-2019
- Effective Date
- 01-Nov-2018
- Effective Date
- 01-Nov-2018
- Effective Date
- 01-Oct-2018
- Refers
ASTM C11-18a - Standard Terminology Relating to Gypsum and Related Building Materials and Systems - Effective Date
- 01-Oct-2018
- Effective Date
- 01-Sep-2018
- Effective Date
- 01-Jul-2018
- Effective Date
- 01-Jun-2018
Overview
ASTM C1766-15(2019): Standard Specification for Factory-Laminated Gypsum Panel Products details the essential requirements for factory-laminated gypsum panel products. Developed by ASTM International, this specification is vital for construction professionals, manufacturers, and project designers working with wall, ceiling, or partition assemblies that require integrated sound control or specialized gypsum coreboards.
This standard guides the production and quality verification of factory-laminated gypsum panels, covering aspects from raw materials to handling and storage. It ensures consistent performance for panels used in both residential and commercial building construction, offering guidelines that promote durability, fire resistance, and safety. ASTM C1766-15(2019) also aligns with internationally recognized standardization practices established by the WTO TBT Committee.
Key Topics
- Scope and Applicability: Extends to factory-laminated gypsum panels used for walls, ceilings, or partitions, including panels integral to sound-control systems or as coreboards.
- Materials and Manufacturing: Specifies that composite panels are made from two or more gypsum panel products, using adhesives applied during factory production. Individual panels must comply with ASTM C1278, ASTM C1396, or ASTM C1658.
- Physical Properties: Addresses requirements such as flexural strength, nail pull resistance, and deflection under humidity, tested per ASTM C473.
- Fire Resistance: Panels must have a flame spread index not exceeding 25 according to ASTM E84, and special fire-resistant types (Type X) are assessed using ASTM E119.
- Dimensions and Tolerances: Covers tolerances for thickness, width, length, end squareness, and panel alignment to ensure product uniformity and fit.
- Finish and Appearance: Surfaces must be true and free from imperfections, suitable for use with or without decorative finishes.
- Quality Control: Includes procedures for sampling, inspection, rejection, certification, and packaging, referencing ASTM C1264.
Applications
Factory-laminated gypsum panel products specified under ASTM C1766-15(2019) are widely used in the following scenarios:
- Sound-Control Systems: Integrated into walls and partitions to enhance acoustic performance in offices, schools, healthcare facilities, and multi-family residences.
- Structural Applications: Serve as gypsum stud or coreboard, providing fire-rated protection and dimensional stability in load-bearing and non-load-bearing assemblies.
- Commercial Interiors: Used in spaces where stringent surface quality, durability, and safety standards are required, such as conference rooms, auditoriums, and public buildings.
- Ceilings & Wallboards: Suitable for suspended ceilings or direct-attach installations where factory-controlled lamination ensures consistent quality.
By adhering to this standard, builders and specifiers ensure reliable installation and performance, reduce risks of defects, and comply with both national and international codes for gypsum products.
Related Standards
ASTM C1766-15(2019) references and complements several other industry standards:
- ASTM C11 - Terminology relating to gypsum and related building materials.
- ASTM C473 - Test methods for physical testing of gypsum panel products.
- ASTM C1264 - Specifications for sampling, inspection, certification, packaging, marking, shipping, handling, and storage.
- ASTM C1278 - Specification for fiber-reinforced gypsum panels.
- ASTM C1396 - Specification for gypsum board.
- ASTM C1658 - Specification for glass mat gypsum panels.
- ASTM E84 - Test method for surface burning characteristics.
- ASTM E119 - Test methods for fire tests of building construction.
Integration of ASTM C1766-15(2019) with these related gypsum board standards helps support compliance, quality assurance, and successful project outcomes in modern construction projects.
Keywords: factory-laminated gypsum panels, sound control, gypsum coreboard, ASTM gypsum standards, fire-resistant panels, gypsum board, partition systems, construction standards.
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Frequently Asked Questions
ASTM C1766-15(2019) is a technical specification published by ASTM International. Its full title is "Standard Specification for Factory-Laminated Gypsum Panel Products". This standard covers: ABSTRACT This specification establishes the requirements for factory-laminated gypsum panel products designed for use either on walls, ceilings, or partitions as part of a sound control system, or as a gypsum stud or gypsum coreboard. It covers materials and manufacture, physical properties, dimensions and tolerances, finish and appearance, sampling, inspection, rejection, certification, packaging, marking, shipping, handling, and storage. SCOPE 1.1 This specification covers the factory-laminated gypsum panel products designed either for use on walls, ceilings, or partitions as part of a sound control system; or for use as a gypsum stud or gypsum coreboard. 1.2 The values stated in either SI units or inch-pound units are to be regarded separately as standard. Within the text, the SI units are shown in brackets. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Combining values from the two systems may result in non-conformance with the standard. 1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
ABSTRACT This specification establishes the requirements for factory-laminated gypsum panel products designed for use either on walls, ceilings, or partitions as part of a sound control system, or as a gypsum stud or gypsum coreboard. It covers materials and manufacture, physical properties, dimensions and tolerances, finish and appearance, sampling, inspection, rejection, certification, packaging, marking, shipping, handling, and storage. SCOPE 1.1 This specification covers the factory-laminated gypsum panel products designed either for use on walls, ceilings, or partitions as part of a sound control system; or for use as a gypsum stud or gypsum coreboard. 1.2 The values stated in either SI units or inch-pound units are to be regarded separately as standard. Within the text, the SI units are shown in brackets. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Combining values from the two systems may result in non-conformance with the standard. 1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
ASTM C1766-15(2019) is classified under the following ICS (International Classification for Standards) categories: 91.060.10 - Walls. Partitions. Facades; 91.100.10 - Cement. Gypsum. Lime. Mortar. The ICS classification helps identify the subject area and facilitates finding related standards.
ASTM C1766-15(2019) has the following relationships with other standards: It is inter standard links to ASTM C1766-15, ASTM E84-23d, ASTM E84-23c, ASTM E119-19, ASTM C473-19, ASTM E84-19b, ASTM E84-19a, ASTM E84-19, ASTM E119-18c, ASTM E119-18ce1, ASTM E84-18b, ASTM C11-18a, ASTM E119-18b, ASTM E84-18a, ASTM E119-18a. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
ASTM C1766-15(2019) is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.
Standards Content (Sample)
This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the
Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
Designation: C1766 −15 (Reapproved 2019)
Standard Specification for
Factory-Laminated Gypsum Panel Products
This standard is issued under the fixed designation C1766; 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 (´) indicates an editorial change since the last revision or reapproval.
1. Scope C1278 Specification for Fiber-Reinforced Gypsum Panel
C1396 Specification for Gypsum Board
1.1 This specification covers the factory-laminated gypsum
C1658 Specification for Glass Mat Gypsum Panels
panel products designed either for use on walls, ceilings, or
E84 Test Method for Surface Burning Characteristics of
partitions as part of a sound control system; or for use as a
Building Materials
gypsum stud or gypsum coreboard.
E119 Test Methods for Fire Tests of Building Construction
1.2 The values stated in either SI units or inch-pound units
and Materials
are to be regarded separately as standard. Within the text, the
SI units are shown in brackets. The values stated in each
3. Terminology
system may not be exact equivalents; therefore, each system
3.1 Definitions used in this specification shall be in accor-
shall be used independently of the other. Combining values
dance with Terminology C11.
from the two systems may result in non-conformance with the
standard.
4. Materials and Manufacture
1.3 This standard does not purport to address all of the
4.1 Factory-laminated gypsum panel products shall be com-
safety concerns, if any, associated with its use. It is the
posedoftwoormoregypsumpanelproductsfactory-laminated
responsibility of the user of this standard to establish appro-
into a composite panel.
priate safety, health, and environmental practices and deter-
4.1.1 The individual gypsum panel products shall comply
mine the applicability of regulatory limitations prior to use.
with Specification C1278, C1396,or C1658.
1.4 This international standard was developed in accor-
dance with internationally recognized principles on standard-
4.2 Laminating adhesive shall be applied to either one or
ization established in the Decision on Principles for the
both of the surfaces being laminated.
Development of International Standards, Guides and Recom-
4.3 Factory-laminated gypsum panel products shall have a
mendations issued by the World Trade Organization Technical
flame spread index of not more than 25 when tested in
Barriers to Trade (TBT) Committee.
accordance with Test Method E84.
2. Referenced Documents 4.4 Factory-laminated gypsum panel products, type X (Spe-
2 cial Fire-Resistant):
2.1 ASTM Standards:
4.4.1 Factory-laminated gypsum panel products, type X,
C11 Terminology Relating to Gypsum and Related Building
designates factory-laminated gypsum panel products comply-
Materials and Systems
ing with this specification that provides not less than 1 h
C473 Test Methods for Physical Testing of Gypsum Panel
5 3
fire-resistance rating for panels ⁄8 in. [15.9 mm] thick or ⁄4 h
Products
fire-resistance rating for panels ⁄2 in. [12.7 mm] thick, applied
C1264 Specification for Sampling, Inspection, Rejection,
parallel with and on each side of load bearing 2 by 4 wood
Certification, Packaging, Marking, Shipping, Handling,
studs spaced 16 in. [406 mm] on centers with 6d coated nails,
and Storage of Gypsum Panel Products
1 ⁄8-in. [48-mm] long, 0.0915-in. [2.3-mm] diameter shank,
⁄4-in. [6.4-mm] diameter heads, spaced 7 in. [178 mm] on
centers with gypsum panel joints staggered 16 in. [406 mm] on
This test method is under the jurisdiction ofASTM Committee C11 on Gypsum
each side of the partition and tested in accordance with Test
and Related Building Materials and Systems and is the direct responsibility of
Subcommittee C11.01 on Specifications and Test Methods for Gypsum Products.
Methods E119.
Current edition approved Oct. 1, 2019. Published October 2019. Originally
approved in 2013. Last previous edition approved in 2015 as C1766 – 15. DOI:
5. Physical Properties
10.1520/C1766-15R19.
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
5.1 Specimens of factory-laminated gypsum panel products
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
shall be taken from the samples obtained in accordance with
Standards volume information, refer to the standard’s Document Summary page on
the ASTM website. Specification C1264.
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