Pipe threads where pressure-tight joints are not made on the threads — Part 2: Verification by means of limit gauges
Filetages de tuyauterie pour raccordement sans étanchéité dans le filet — Partie 2: Vérification par calibres à limites
21.040.30 - Special screw threads. Including miniature screw threads, pipe threads, etc.
Es anulada por: ISO 228-2:1987
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