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
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Draft standard

OENORM ISO 965-4
ISO general purpose metric screw threads - Tolerances - Part 4: Limits of sizes for hot-dip galvanized external threads to mate with internal threads made to tolerance position H or G after galvanizing (ISO 965-4:2025)

Title (German)

Metrisches ISO-Gewinde allgemeiner Anwendung - Toleranzen - Teil 4: Grenzmaße für feuerverzinkte Außengewinde, die nach Aufbringung des Überzugs zur Paarung mit Innengewinden der Toleranzfeldlagen H oder G vorgesehen sind (ISO 965-4:2025)

Edition 2026-03-15

Original language German

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

Climate change Standards and specifications support climate targets

OENORM ISO 965-4 ISO general purpose metric screw threads - Tolerances - Part 4: Limits of sizes for hot-dip galvanized external threads to mate with internal threads made to tolerance position H or G after galvanizing (ISO 965-4:2025)

Want to learn more?

OENORM ISO 965-4
ISO general purpose metric screw threads - Tolerances - Part 4: Limits of sizes for hot-dip galvanized external threads to mate with internal threads made to tolerance position H or G after galvanizing (ISO 965-4:2025)