本文件规定了用直流四端法测定导电细陶瓷总导电率的试验方法。本试验方法适用于离子转移数小于等于0.01的导电细陶瓷。适用的电导率范围为1？S？cm？1？到1000？S？cm？1？，温度范围高达1000°C。试验方法中表示的数值符合国际单位制（SI）。 本文件适用于电极用导电精细陶瓷的工业产品质量控制和材料开发，如燃料电池、电池和水电解。

This document specifies the test method for the determination of total electrical conductivity of conductive fine ceramics by the DC (direct current) four-terminal method. The test method applies to conductive fine ceramics which have an ionic transference number of 0,01 or less. The applicable conductivity range is from 1？S？cm？1？to 1？000？S？cm？1？and the temperature range is up to 1？000？°C. The values expressed in the test method are in accordance with the International System of Units (SI). This document is intended for industrial product quality control and material development of conductive fine ceramics used in electrodes, e.g. fuel cells, batteries and water electrolysis.