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ČSN is a protected designation of Czech national technical standards.
Sealing materials for metallic threaded joints in contact with 1st, 2nd and 3rd family gases and hot water - Part 3: Unsintered PTFE tapes and PTFE strings
Standard published on 1.6.2024
Selected format:Sealing materials for metallic threaded joints in contact with 1st, 2nd and 3rd family gases and hot water - Part 3: Unsintered PTFE tapes and PTFE strings
WITHDRAWN published on 1.12.2022
Selected format:Sealing materials for metallic threaded joints in contact with 1st, 2nd and 3rd family gases and hot water - Part 3: Unsintered PTFE tapes
WITHDRAWN published on 1.7.1998
Selected format:Elastomerní těsnění - Požadavky na materiál pro těsnění spojů trubek používaných pro dodávku plynu a uhlovodíkových kapalin (Norma k přímému použití jako ČSN).
WITHDRAWN published on 1.11.2002
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WITHDRAWN published on 17.4.1970
Selected format:Brazed screwings for mechanical enginnering. Packing rings for engineering screwings with flat sealing
WITHDRAWN published on 19.6.1959
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WITHDRAWN published on 1.12.1956
Selected format:Screwings for mechanical engineering. Flat sealing rings
WITHDRAWN published on 9.9.1955
Selected format:Screwings for mechanical engineering. Lenticular sealing rings
WITHDRAWN published on 9.9.1955
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WITHDRAWN published on 22.4.1982
Selected format:Latest update: 2026-06-28 (Number of items: 2 284 473)
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