1.1本规程涵盖了挤压型材或模制ABS零件中残余应力的评估。残余应力由试样浸入冰乙酸时出现的裂纹表示。 1.2本标准无意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和健康实践，并确定监管限制的适用性。第7节给出了具体的预防说明。 注1-没有等效的ISO标准。

1.1 This practice covers the evaluation of residual stresses in extruded profiles, as extruded, or in molded ABS parts, as molded. Residual stresses are indicated by the presence of cracking of the specimen upon immersion in glacial acetic acid. 1.2 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 and health practices and determine the applicability of regulatory limitations prior to use. Specific precautionary statements are given in Section 7. Note 1-There is no equivalent ISO standard.