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Standard Specification for Chemically Strengthened Flat Glass 化学强化扁平玻璃的标准规格
发布日期: 2020-08-01
1.1 本规范涵盖了一般建筑施工、运输、太阳能和其他电子应用中使用的化学强化玻璃产品的要求,如PC屏幕、笔记本电脑、平板电脑、智能手机和电子阅读器,以及复印机扫描仪、计算机磁盘和电视监视器平板玻璃屏幕。本规范涵盖的技术通常涉及将玻璃产品浸入含有较大碱离子的熔盐槽中,对玻璃产品中的组成碱离子进行离子交换。较大的离子渗透到较小的主体位置会在表面产生一层压缩层,从而增强玻璃。离子注入、脱碱、蚀刻强化和釉面涂层等技术不在本规范范围内。 1.2 化学强化玻璃产品的分类基于表面压缩和外壳深度(压缩深度)的实验室测量,而不是断裂模量(MOR)。 本规范无意解决最终使用性能问题。 1.3 第节介绍了测量外壳深度和表面压缩的试验方法 8. . 使用光导波设备进行类似测量的另一种试验方法包含在第节中 9 . 1.4 以国际单位制或英寸-磅单位表示的数值应单独视为标准值。每个系统中规定的值不一定是精确的等价物;因此,为确保符合本标准,每个系统应独立使用,且两个系统的值不得组合。 1.5 本标准并非旨在解决与其使用相关的所有安全问题(如有)。本标准的用户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。 1.6 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》中确立的国际公认标准化原则制定的。
1.1 This specification covers the requirements for chemically strengthened glass products that are used in general building construction, transportation, solar, and other electronic applications, such as PC screens, notebooks, tablets, smart phones, and E-readers, as well as copy machine scanners, computer disks, and flat glass screens for television monitors. The technique covered in this specification usually involves conducting ion exchange of constituent alkali ions in a glass product by immersing it in a bath of molten salt containing larger alkali ions. Penetration of the larger ions into smaller host sites produces a layer of compression on the surface which strengthens the glass. Techniques such as ion implantation, dealkalization, etch-strengthening, and glaze coatings are specifically excluded from this specification. 1.2 Classification of chemically strengthened glass products is based on the laboratory measurements of surface compression and case depth (depth of compression) and not on the modulus of rupture (MOR). This specification does not purport to address end-use performance. 1.3 A test method for the measurement of case depth and surface compression is included in Section 8 . Another test method for similar measurement using optically guided-wave equipment is included in Section 9 . 1.4 The values stated in either SI units or inch-pound units are to be regarded separately as standard. The values stated in each system are not necessarily exact equivalents; therefore, to ensure conformance with the standard, each system shall be used independently of the other, and values from the two systems shall not be combined. 1.5 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. 1.6 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.
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归口单位: C14.08
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