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NA 021

DIN Standards Committee Iron and Steel

About FES Projects Drafts Publications Documents withdrawn without replacement National committees European committees International committees

Technical rule [CURRENT]

AGFW FW 438
Trenchless tube drawing procedures for district heating pipelines - Controllable horizontal rinsing drilling procedures - Additions and deviations to DVGW-worksheet GW 321

Title (German)

Grabenlose Rohreinziehverfahren für Fernwärmeleitungen - Steuerbare horizontale Spülbohrverfahren - Ergänzungen und Abweichungen zum DVGW-Arbeitsblatt GW 321

Edition 2009-06

Original language German

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DIN Standards Committee Iron and Steel

AGFW FW 438 Trenchless tube drawing procedures for district heating pipelines - Controllable horizontal rinsing drilling procedures - Additions and deviations to DVGW-worksheet GW 321

AGFW FW 438
Trenchless tube drawing procedures for district heating pipelines - Controllable horizontal rinsing drilling procedures - Additions and deviations to DVGW-worksheet GW 321