ISO 668 – Series 1 freight containers – Classification, dimensions and ratings is an ISO international standard which nominally classifies intermodal freight shipping containers, and standardizes their sizes, measurements and weight specifications.

INTERNATIONAL STANDARD ISO 668:2020(E) Series 1 freight containers — Classification, dimensions and ratings 1 Scope This document establishes a classification of series 1 freight containers based on external dimensions, and specifies the associated ratings and, where appropriate, the minimum internal and door opening

ISO 668:2020系列1货物集装箱 - 分类 尺寸和等级本文件根据外部尺寸确定了系列1货运集装箱的分类，并规定了相关额定值，以及特定类型集装箱的最小内部和门开口尺寸（如适用）。 这些集装箱用于洲际运输。 本文件概述了系列1容器的外部尺寸和一些内部尺寸。 每种容器的尺寸在ISO 1496的相应部分中定义，ISO 1496是内部容器尺寸的权威文件。

This document establishes a classification of series 1 freight containers based on external dimensions, and specifies the associated ratings and, where appropriate, the minimum internal and door opening dimensions for certain types of containers. These containers are intended for intercontinental traffic.

Freight container designa- tion Length, L Width, W Height, H Rating, R (max- imum gross mass) tol. mm ft and in in mm ft in mm ft and in in kg 1BBB 9 125 0 −10 29′ 11 1/4′′ 2 438 0 −5

These containers are intended for intercontinental traffic. This document summarizes the external and some of the internal dimensions of series 1 containers. The dimensions of each type of container are defined in the appropriate part of ISO 1496, which is the authoritative document for internal container dimensions.

ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. The procedures used to develop this document and those intended for its further maintenance are described in the ISO/IEC Directives, Part 1.

2020年1月1日 · This document establishes a classification of series 1 freight containers based on external dimensions, and specifies the associated ratings and, where appropriate, the minimum internal and door opening dimensions for certain types of containers. These containers are intended for intercontinental traffic.

2020年1月27日 · ISO 668:2020 classifies series 1 freight containers based on external dimensions, and it further specifies the associated ratings and, where appropriate, the minimum internal and door opening dimensions for certain types of containers.