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ČSN is a protected designation of Czech national technical standards.
Butt-welding pipe fittings - Part 4: Wrought austenitic and austenitic-ferritic (duplex) stainless steels with specific inspection requirements
Standard published on 1.5.2026
Selected format:
WITHDRAWN published on 8.11.1988
Selected format:Butt-welding pipe fittings - Part 2: Non alloy and ferritic alloy steels with specific inspection requirements
WITHDRAWN published on 1.2.2022
Selected format:Butt-welding pipe fittings - Part 2: Non alloy and ferritic alloy steels with specific inspection requirements
WITHDRAWN published on 1.7.2008
Selected format:Butt-welding pipe fittings - Part 2: Non alloy and ferritic alloy steels with specific inspection requirements
WITHDRAWN published on 1.8.2022
Selected format:Butt-welding pipe fittings - Part 4: Wrought austenitic and austenitic-ferritic (duplex) stainless steels with specific inspection requirements
WITHDRAWN published on 1.11.2008
Selected format:Butt-welding pipe fittings - Part 4: Wrought austenitic and austenitic-ferritic (duplex) stainless steels with specific inspection requirements
WITHDRAWN published on 1.12.2025
Selected format:Pipes and fittings of longitudinally welded hot-dip galvanized steel pipes with spigot and socket for waste water systems - Part 1: Requirements, testing, quality control
Standard published on 1.3.2000
Selected format:Trubky a tvarovky z podélně svařovaných žárově pozinkovaných ocelových trubek s hladkým koncem a hrdlem pro systémy odpadních vod - Část 1: Požadavky, zkoušení, řízení jakosti.
Change published on 1.10.2005
Selected format:Pipes and fittings of longitudinally welded hot-dip galvanized steel pipe with spigot and socket for waste water systems - Part 2: Dimensions
Standard published on 1.3.2008
Selected format:Latest update: 2026-06-28 (Number of items: 2 284 473)
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