BS EN 1092-2:2023 – TC

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Tracked Changes. Flanges and their joints. Circular flanges for pipes, valves, fittings and accessories, PN designated – Cast iron flanges

Published By	Publication Date	Number of Pages
BSI	2023	156

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Categories: 23.040.60 - Flanges, couplings and joints, BSI

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Description

This document 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 and PN. This document 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.

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PDF Pages	PDF Title
93	undefined
98	1 Scope 2 Normative references 3 Terms and definitions
100	4 Designation and types 4.1 Range of DN 4.2 Range of PN designations 4.3 Types of flanges 4.4 Standard designation
101	4.5 Information to be supplied by the purchaser 5 General requirements 5.1 Flange materials 5.2 Repairs by welding 5.3 Bolting 5.4 Gaskets 5.5 Pressure/Temperature ratings (p/T) 5.5.1 General
102	5.5.2 p/T rating of flanged joints 5.6 Dimensions 5.7 Flange facings 5.7.1 Types of facings
103	5.7.2 Jointing face finish 5.8 Spot facing or back facing 5.9 Tolerances
104	5.10 Marking and stamping 5.10.1 Marking 5.10.2 Stamping 5.10.3 Omission of markings 5.11 Quality assurance 5.11.1 General 5.11.2 Quality assurance system
147	Table 13 — Dimensions of PN 100 flanges
152	Annex A (normative)Information to be supplied by the purchaser
153	Annex B (Informative)NOTES to Tables 6 to 13

Additional information

Status	Definitive
Pages	156
Publication Date	2023-12-13
ISBN	978 0 539 29850 5
Standard Number	BS EN 1092-2:2023 – TC
Title	Tracked Changes. Flanges and their joints. Circular flanges for pipes, valves, fittings and accessories, PN designated – Cast iron flanges
Descriptors	Marking, Diameter, Dimensional tolerances, Roughness (surface), Designations, Grey cast-iron, Spheroidal-graphite cast-iron, Preferred sizes, Ratings, Thickness, Temperature, Grades (quality), Pipe fittings, Pipe couplings, Dimensions, Pressure, Circular shape, Flanges, Malleable cast-iron, Flange facings
Publisher	BSI
Committee	PSE/15
ICS Codes	23.040.60 - Flanges, couplings and joints

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BS EN 1092-2:2023 – TC

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