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EN ISO 27509:2012

Petroleum and natural gas industries - Compact flanged connections with IX seal ring (ISO 27509:2012) EN ISO 27509:2012

Publication date:   Mar 19, 2013

General information

99.60 Withdrawal effective   Dec 16, 2020

CEN

CEN/TC 12 Materials, equipment and offshore structures for petroleum, petrochemical and natural gas industries

European Norm

23.040.60   Flanges, couplings and joints

Buying

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Scope

ISO 27509:2012 specifies detailed manufacturing requirements for circular steel and nickel alloy compact flanged connections and associated seal rings, for designated pressures and temperatures in class designations CL 150 (PN 20) to CL 1500 (PN 260) for nominal sizes from DN 15 (NPS ½) to DN 1200 (NPS 48), and for CL 2500 (PN 420) for nominal sizes from DN 15 (NPS ½) to DN 600 (NPS 24).
ISO 27509:2012 is applicable to welding neck flanges, blind flanges, paddle spacers and spacer blinds (paddle blanks), valve/equipment integral flanges, orifice spacers, reducing threaded flanges and rigid interfaces for use in process piping for the petroleum, petrochemical and natural gas industries.
ISO 27509:2012 is applicable within a temperature range from -196 °C to +250 °C.
ISO 27509:2012 is not applicable for external pressure.

Life cycle

NOW

WITHDRAWN
EN ISO 27509:2012
99.60 Withdrawal effective
Dec 16, 2020

CORRIGENDA / AMENDMENTS

WITHDRAWN
EN ISO 27509:2012/AC:2013

REVISED BY

PUBLISHED
EN ISO 27509:2020