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

Draft standard

PR NF A49-170-4 ; PR NF EN 10253-4
Butt-welding pipe fittings - Part 4: wrought austenitic and austenitic-ferritic (duplex) stainless steels with specific inspection requirements.

Title (German)

Formstücke zum Einschweissen - Teil 3: Austenitischen und austenitisch-ferritischen nichtrostenden Stähle mit besonderen Prüfanforderungen.

Original language English , French

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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

PR NF A49-170-4 ; PR NF EN 10253-4 Butt-welding pipe fittings - Part 4: wrought austenitic and austenitic-ferritic (duplex) stainless steels with specific inspection requirements.

Want to learn more?

PR NF A49-170-4 ; PR NF EN 10253-4
Butt-welding pipe fittings - Part 4: wrought austenitic and austenitic-ferritic (duplex) stainless steels with specific inspection requirements.