European foreword

This document (EN 12560‑1:2024) has been prepared by Technical Committee CEN/TC 74 “Flanges and their joints”, the secretariat of which is held by DIN.

This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by February 2025, and conflicting national standards shall be withdrawn at the latest by February 2025.

Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN shall not be held responsible for identifying any or all such patent rights.

This document supersedes EN 12560‑1:2001.

In comparison with the previous edition EN 12560‑1:2001, the following technical modifications have been made:

a) normative references have been updated;
b) terms and definitions have been updated;
c) Clause 4 “Symbols and abbreviations” has been inserted;
d) in Clause 5 information to be supplied by the purchaser has been revised and more details have been added;
e) in Clause 8 table with gasket dimensions have been arranged according gasket types and tolerances for gaskets have been introduced in 8.3;
f) in Clause 9 former content has been incorporated in Clause 8 and markings have been revised;
g) former Annex A “A-deviation” has been incorporated in 5.5;
h) new Annex A “gasket materials” to give guidance how to mark gaskets;
i) the document has been editorially revised.

EN 12560 will consist of the following parts:

— Part 1: Non-metallic flat gaskets with or without inserts
— Part 2: Spiral wound gaskets for use with steel flanges
— Part 3: Non-metallic PTFE envelope gaskets
— Part 4: Corrugated flat or grooved metallic and filled metallic gaskets for use with steel flanges
— Part 5: Metallic ring-joint gaskets for use with steel flanges
— Part 6: Covered serrated metal gaskets for use with steel flanges
— Part 7: Covered metal jacketed gaskets for use with steel flanges

Any feedback and questions on this document should be directed to the users’ national standards body. A complete listing of these bodies can be found on the CEN website.

According to the CEN-CENELEC Internal Regulations, the national standards organisations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and the United Kingdom.

BS EN 12560-1:2024

Flanges and their joints. Dimensions of gaskets for Class-designated flanges - Non-metallic flat gaskets with or without inserts

Current

Published:

31 Aug 2024