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STN is a protected designation of Slovak national technical standards.
Piping and fittings. Corrugated sealing rings with plug, PN 63 - PN 250
WITHDRAWN published on 1.6.1988
Selected format:Piping. Weld-on end plates for pipelines. Technical delivery rules
Standard published on 1.3.1968
Selected format:Piping. Weld-on end plates for pipelines, PN 40 to PN 250
WITHDRAWN published on 1.9.1988
Selected format:Piping. Roofs for piping
WITHDRAWN published on 1.10.1989
Selected format:Ductile iron fittings for unplasticized poly (vinyl chloride) (PVC- U) pressure pipes. General technical requirements
WITHDRAWN published on 1.10.1996
Selected format:Ductile iron fittings for unplasticized poly (vinyl chloride) (PVC- U). Flanged socket
WITHDRAWN published on 1.10.1996
Selected format:Ductile iron fittings for unplasticized poly(vinyl chloride) (PVC- U) pressure pipes. Flanged spigots
WITHDRAWN published on 1.10.1996
Selected format:Ductile iron fittings for unplasticized poly(vinyl chloride) (PVC- U) pressure pipes. Double socket tees flanged branch
WITHDRAWN published on 1.10.1996
Selected format:Cast iron pressure pipes and pipe fittings. Survey and symbols
WITHDRAWN published on 1.12.1976
Selected format:Ductile iron pipes, fittings and accessories for pressure pripelines
WITHDRAWN published on 1.11.1995
Selected format:Latest update: 2026-06-12 (Number of items: 2 281 969)
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