ISO 7-1:1994/Cor.1:2007

Действует

Pipe threads where pressuretight joints are made on the threads -- Part 1: Dimensions, tolerances and designation -- Technical Corrigendum 1 — 2 стр.

ICS

21.040.30 Special. Including miniature screw threads, pipe threads, etc. / Специальные резьбы. Включая мелкие резьбы, трубные резьбы и т.д.