ASTM D5740-03被替代
Standard Guide for Writing Material Standards in the Classification D4000 Format
出版：American Society for Testing and Materials
专家解读视频
CONTAINED IN VOL. 08.03, 2005Properties included in this standard are those required to identify the compositions covered. Other requirements may benecessary to identify particular characteristics important to specialized applications. This subsequent line callout (specification) and classification system are meant to provide a means of calling out plastic materials that are used in the fabrication of end items or parts. It is not meant for the selection of materials. The material selection should be made by experts in the plastic field after carefully considering the design and performance required of the part.
