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Committees
ISO/TC 44/SC 11/WG 4
Welder qualification
Project
prEN 18213-2
District heating and district cooling pipes - Bonded single and twin pipe systems for directly buried hot and cold water networks - Part 2: Qualification testing of PE-Welder
Project
DIN EN 18213-2
District heating and district cooling pipes - Bonded single and twin pipe systems for directly buried hot and cold water networks - Part 2: Qualification testing of PE-Welder; German and English version prEN 18213-2:2025
