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STN is a protected designation of Slovak national technical standards.
Flanged piping joints. Grey cast iron oval flanged branches, NP 6
Standard published on 1.6.1965
Selected format:Flanged piping joints. Grey cast iron oval flanged branches, NP 16
Standard published on 1.6.1965
Selected format:Flanged piping joints. Steel cast oval flanged branches, NP 6
Standard published on 1.6.1965
Selected format:Flanged piping joints. Steel cast oval flanged branches, NP 16
Standard published on 1.6.1965
Selected format:Flanged piping joints. Flat oval threaded flanges, NP 2.5
Standard published on 1.6.1965
Selected format:Flanged pipe joints. Oval necked threaded flanges, NP 6
Standard published on 1.6.1965
Selected format:Flanged piping joints. Necked oval threaded flanges, NP 16
Standard published on 1.6.1965
Selected format:Flanged piping joints. Oval blind flanges, NP 6
Standard published on 1.6.1965
Selected format:Flanged piping joints. Oval blind flanges, NP 16
Standard published on 1.6.1965
Selected format:Piping. Screws and nuts for flanged pipeline joints. Application
WITHDRAWN published on 1.12.1987
Selected format:Latest update: 2026-08-17 (Number of items: 2 297 400)
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