Download or read book GB/T 21255-2019 Translated English of Chinese Standard. (GBT 21255-2019, GB/T21255-2019, GBT21255-2019) written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2020-11-06 with total page 57 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Part of GB/T 20671 specifies the principle, instruments and apparatuses, test samples, test procedures, test reports and precision of the method for determining the degree of influence on the physical properties of nonmetallic gasket materials after immersion in the test liquid. This Part applies to the determination of the liquid resistance of Type 1, Type 2, Type 3 and Type 7 materials which are described in GB/T 20671.1-2020.