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prБДС EN 1092-2:2022

Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, PN designated - Part 2: Cast iron flanges

General information

30.99     Apr 12, 2022

40.20    Jul 12, 2022



European Standard



This standard specifies requirements for circular flanges made from ductile, grey and malleable cast iron for DN 10 to DN 4000 and PN 2,5 to PN 100 (See 4.1 and 4.2 for information regarding allowed DN, PN and DN-PN combination).

This standard specifies the types of flanges and their facings, dimension and tolerances, bolt sizes, surface finish of jointing faces, marking, testing, quality assurance and materials together with associated pressure/temperature (p/T) ratings.

Directives and Regulations

When the standard is harmonized under a directive or regulation, the word Harmonized appear. When such an inscription does not appear, it means that the standard is related to / supporting the relevant directive or regulation.


Procurement procedures of entities operating in the water, energy, transport and telecommunications sectors


Regulation (eu) No 305/2011 of the European Parliament and of the Council of 9 march 2011 laying down harmonised conditions for the marketing of construction products and repealing council directive 89/106/eec


Directive 2014/68/EU of the European Parliament and of the Council of 15 May 2014 on the harmonisation of the laws of the Member States relating to the making available on the market of pressure equipment

Life cycle


БДС EN 1092-2:1997


prБДС EN 1092-2:2022
30.99 CD approved for registration as DIS
Apr 12, 2022

Related project

Adopted from prEN 1092-2


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