本标准规定了保温用二烯烃泡沫制品的术语和定义、分类和标志、要求、试验方法、检验规则、标识、包装、运输和贮存。
本标准适用于在-196℃～125℃环境温度下工作的二烯泡沫制品。
本标准不适用于丁苯橡胶（SBR）泡沫制品。

Foreword
1 Scope
2 Normative references documents
3 Terms and definitions
4 Classification and marking
5 Requirements
6 Test methods
7 Inspection rules
8 Labeling
9 Packaging, transportation and storage
Annex A (normative) Test methods for dimensions and density test of the tube products
Annex B (normative) Test method for tensile strength under low temperature
Annex C (normative) Test method for impact resistance at low temperature
Annex D (normative) Test method for water absorption