DIN - German Institute for Standardization

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Hydrogen Technologies Standards form the basic framework for market ramp-up
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Climate change Standards and specifications support climate targets
More information
Smart Farming Standards and specifications are drivers for the digitalization of agriculture
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Technical rule [CURRENT]

DVGW GW 331
Welding supervisor for weldings at PE-pipelines for gas and water supply - Training and examination schedule

Title (German)

Schweißaufsicht für Schweißarbeiten an Rohrleitungen aus PE-HD für Gas- und Wasserversorgung - Lehr- und Prüfplan

Edition 1994-10

Original language German

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Terminology

Hydrogen Technologies Standards form the basic framework for market ramp-up

Climate change Standards and specifications support climate targets

Smart Farming Standards and specifications are drivers for the digitalization of agriculture

DVGW GW 331 Welding supervisor for weldings at PE-pipelines for gas and water supply - Training and examination schedule

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DVGW GW 331
Welding supervisor for weldings at PE-pipelines for gas and water supply - Training and examination schedule