scope:

This Standard specifies methods for determining the decrease in counterforce of vulcanized or thermoplastic rubber which has been compressed or stretched to a constant deformation and maintained in the specified environment.

NOTE: The International Standard corresponding to this Standard and the symbol of degree of correspondence are as follows.

ISO 3384-1 : 2011 Rubber, vulcanized or thermoplastic-Determination of stress relaxation in compression-Part 1: Testing at constant temperature and Amendment 1: 2013 Revised calibration schedule (MOD)

In addition, symbols which denote the degree of correspondence in the contents between the relevant International Standard and JIS are IDT (identical), MOD (modified), and NEQ (not equivalent) according to ISO/ IEC Guide 21-1.

WARNING Persons using this Standard should be familiar with normallaboratory practice. This Standard does not purport to address all of the safety problems, if any, associated with its use. It is the responsibility of the user of this Standard to establish appropriate safety and health practices.