
Classification system and test methods for nonmetallic gasket materials—Part 11Test method for determining resistance of synthetic polymeric materials to fungi
NORMA vydaná dňa 30.7.2026
Designation standards: GB/T 20671.11-2026
Note: K dispozici od: únor 2027
Publication date standards: 30.7.2026
Country: Chinese technical standard
Kategória: Technické normy GB