I.S. EN 1092-2:1997
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Hardcopy , PDF
07-12-2023
English
01-01-1997
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Foreword
Introduction
1 Scope
2 Normative references
3 Definitions
3.1 Flange
3.2 DN (Nominal size)
3.3 PN
3.4 Ductile iron
3.5 Grey iron
3.6 Malleable iron
3.7 Joint
4 Designation and types
4.1 Range of DN
4.2 Range of PN designations
4.3 Types of flanges
4.4 Standard designation
4.5 Information to be supplied by the purchaser
5 General requirements
5.1 Flange material
5.2 Repairs by welding
5.3 Bolting
5.4 Gaskets
5.5 Pressure/Temperature (p/T) ratings
5.6 Dimensions
5.7 Flange facings
5.8 Spot facing or back facing
5.9 Tolerances
5.10 Marking and stamping
5.11 Quality assurance
Annex A (normative) Information to be supplied by the
purchaser
Annex B (informative) Notes to tables 6 to 12
Annex C (informative) Bibliography
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