前言
国际标准化组织 (国际标准化组织) 是国家标准机构的全球联盟 (ISO成员机构). 国际标准的制定通常通过ISO技术委员会进行. 每个对已成立技术委员会的主题感兴趣的成员机构都有权在该委员会中派代表参加. 与 ISO 联络的国际政府和非政府组织也参与了这项工作. ISO 与国际电工委员会密切合作 (国际电工委员会) 关于电工标准化的所有问题.

用于开发本文件的程序以及用于进一步维护的程序在第 1 部分中进行了描述。 1 ISO/IEC 指令的. 尤其, 注意不同类型的 ISO 文件所需的不同批准标准. This document has been drafted in accordance with the editing rules in Part 2 ISO/IEC 指令的 (请参阅 iso.org/directives).

请注意，本文档的某些内容可能受专利权保护. ISO 不负责识别任何或所有此类专利. Details of any patent rights identified during the documentation development process will be in the ISO list of the introduction and/or patent claims received (参见 iso.org/patents).

Any trade names used in this document are information provided for the convenience of the user and do not constitute an endorsement.

国际标准化组织 8130-2-221 涂料粉末 — 部分 2: 气体相对比重瓶密度的测定 (参考方法)

自主性, related standards and conformity assessment related ISO specific and express the meaning of terminology as well as in relevant ISO technical barriers to trade (技术性贸易壁垒) 坚持世界贸易组织原则 (世贸组织) 信息, please refer to the iso.org/iso/foreword.html.

This document has been prepared by the Technical Committee ISO/TC 35 (油漆和清漆), 小组委员会SC 9, General Test methods for paints and discoloring, in cooperation with the Technical Committee CEN/TC 139, Paints and Varnishes of the European Committee for Standardization (CEN), in accordance with the Technical Cooperation Agreement between ISO and CEN (维也纳协定).

第二版取消并取代第一版 (国际标准化组织 8130-2:1992), which had been technically revised. The main changes from the previous edition are as follows:

— The scope has been edited and revised;

— Terms and definitions are added (Art. 3);

– The gas has changed from air or helium to helium or nitrogen;

— the procedure is consistent with the actual operation;

– The acceptable difference between the two results (艺术. 9) is given as a percentage;

— The text has been edited and revised and the normative references have been updated.

ISO 中所有部件的列表 8130 系列可以在 ISO 网站上找到.

Any feedback or questions about this document should be directed to the user’s national standards body. A complete list of these institutions can be found at iso.org/members.html.

国际标准化组织 8130-2-221 涂料粉末 — 部分 2: 气体相对比重瓶密度的测定 (参考方法)

1 范围
This document specifies the method for determining the powder density of all types of coatings using a gas comparative gravity bottle.

2 规范性引用文件

文中引用下列文件，其部分或全部内容构成本文件的要求. 对于注明日期的参考文献, 仅引用版本适用. 对于未注明日期的参考文献, the latest version of the reference (包括任何修订) 适用.

国际标准化组织 8130-14, Paints and Coatings powders — 部分 14: 词汇

国际标准化组织 15528, 油漆, 清漆以及油漆和清漆的原材料 – 采样

3 术语和定义
就本文件而言, ISO 中给出的术语和定义 8130-14 申请.

ISO 和 IEC 在以下地址维护标准化术语数据库:

– ISO在线浏览平台: iso.org/obp

— IEC电子百科全书: 可以在 electropedia.org/ 上找到

仅标准信息部分是公开的. 查看完整内容, 需要通过官方渠道购买标准.