1.1 本规范涵盖了石膏单板抹灰的最低要求和方法。 1.2 如果单板抹灰系统需要特定程度的耐火性，则应遵守适用的建筑规范规定。 1.2.1 实现所需耐火性的特定组件的施工细节应从耐火测试报告、工程评估或认可的防火测试实验室的列表中获得。 1.3 如果饰面灰泥组件和结构需要特定程度的声音控制，则应从满足要求或规定声学性能的组件的声学测试报告中获得结构细节。 注1: 为了确保获得理想的结果，请将本规范与规范进行协调 C844 . 注2: 有关贴面抹灰工程的合同性质事项的一般信息，请参阅 附录X1 。有关贴面抹灰的其他技术信息，请参阅 附录X2 . 1.4 以英寸磅为单位的数值应视为标准。括号中给出的值仅供参考。 1.5 本规范的文本引用了提供解释性材料的注释和脚注。这些注释和脚注（不包括表和图中的注释和脚注）不应被视为规范的要求。 1.6 本标准并非旨在解决与其使用相关的所有安全问题（如有）。本标准的使用者有责任在使用前制定适当的安全、健康和环境实践，并确定监管限制的适用性。 1.7 本国际标准是根据世界贸易组织技术性贸易壁垒委员会发布的《关于制定国际标准、指南和建议的原则的决定》中确立的国际公认的标准化原则制定的。

1.1 This specification covers the minimum requirements for and methods of applying gypsum veneer plaster. 1.2 Where a specific degree of fire resistance is required for veneer plaster systems, applicable building code regulations shall be followed. 1.2.1 Details of construction 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. 1.3 Where a specific degree of sound control is required for veneer plaster assemblies and constructions, details of construction shall be obtained from reports of acoustical tests of assemblies that have met the required or specified acoustical performance. Note 1: To ensure desirable results, coordinate this specification with Specification C844 . Note 2: General information regarding matters of a contractual nature concerning veneer plaster work is found in Appendix X1 . Additional technical information related to veneer plastering is provided in Appendix X2 . 1.4 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only. 1.5 The text of this specification references notes and footnotes which provide explanatory material. These notes and footnotes (excluding those in tables and figures) shall not be considered as requirements of the specification. 1.6 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. 1.7 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.