警告1-使用本文件的人员应熟悉正常的实验室实践。 本文件并非旨在解决与其相关的所有安全问题（如有） 使用用户有责任建立适当的安全和健康实践，并 确定任何其他限制的适用性。 警告2-本文件中规定的某些程序可能涉及使用或生成 可能构成当地环境危害的物质或废物的产生。 使用后，应参考有关安全处理和处置的适当文件。 本文件规定了确定温度收缩特性的方法 拉伸硫化橡胶。 本文件不包括热塑性橡胶，因为许多热塑性弹性体具有屈服强度 在5%到20%的伸长率范围内。交叉引用:ISO 18899:2013ISO 23529ISO 19983购买本文件时可获得的所有现行修订均包含在购买本文件中。

WARNING 1 — Persons using this document should be familiar with normal laboratory practice. This document does not purport to address all of the safety problems, if any, associated with its use. It is the responsibility of the user to establish appropriate safety and health practices and to determine the applicability of any other restrictions. WARNING 2 — Certain procedures specified in this document might involve the use or generation of substances, or the generation of waste, that could constitute a local environmental hazard. Reference should be made to appropriate documentation on safe handling and disposal after use.This document specifies a method for the determination of the temperature-retraction characteristics of stretched vulcanized rubber. This document does not cover thermoplastic rubbers, as many thermoplastic elastomers have a yield point in the range of 5 % to 20 % elongation.Cross References:ISO 18899:2013ISO 23529ISO 19983All current amendments available at time of purchase are included with the purchase of this document.