1.1 该分类涵盖了特定类别的市售被动密封件。 1.2 本标准并不旨在解决与其使用相关的所有安全性问题（如果有）。本标准的使用者有责任在使用前建立适当的安全、健康和环境实践并确定法规限制的适用性。 1.3 本国际标准是根据世界贸易组织技术性贸易壁垒（TBT）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。 ======意义和用途====== 4.1 该分类旨在提供关于当前可用的商业密封件的信息，作为针对特定应用选择密封件的指南。这种分类并不是为了抑制新型密封件的创新或发展。

1.1 This classification covers a specific category of commercially available passive seals. 1.2 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. 1.3 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. ====== Significance And Use ====== 4.1 This classification is intended to provide information on currently available commercial seals as a guide in their selection for specific applications. This classification is not intended to inhibit the innovation or development of new types of seals.