DIN 3389-2:2021-02

Действует

Ready-made insulated joint - Part 2: Insulating couplings for gas distribution and transportation - Requirements and tests — 22 стр.

ICS

91.140.40 Gas. Including gas meters in buildings / Системы газоснабжения

29.080.99 Other standards related to insulation / Изоляция, прочие аспекты