Non metallic pipes for connections to installations and devices using 2nd and 3rd family gases. Characteristics and test methods.
NORMA vydaná dňa 18.2.2026
Designation standards: UNE 53539:2026
Publication date standards: 18.2.2026
The number of pages: 17
Approximate weight : 51 g (0.11 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE