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CEN
EN 4552:2015

EN 4552:2015

Current

Current

The latest, up-to-date edition.

Aerospace series - Pipe coupling 37°, spherical, in heat resisting steel - Straight nipples, welded end - Inch series

Published date

07-22-2015

Publisher

Comite Europeen de Normalisation

European foreword
1 Scope
2 Normative references
3 Required characteristics
4 Designation
5 Marking
6 Technical specification
Annex A (informative) - Standard evolution form

This European Standard specifies the characteristics of swivel nuts for inch series pipe couplings, 37°, in heat resisting steel, for aerospace applications.Nominal pressure: Class D in accordance with ISO 6771.

Committee
ASD-STAN
DevelopmentNote
Supersedes PREN 4552. (07/2015)
DocumentType
Standard
PublisherName
Comite Europeen de Normalisation
Status
Current
Supersedes

Standards Relationship
UNI EN 4552:2016 Identical
NEN EN 4552 : 2015 Identical
UNI EN 4552 : 2004 Identical
I.S. EN 4552:2015 Identical
PN EN 4552 : 2015 Identical
NBN EN 4552 : 2015 Identical
NS EN 4552 : 2003 Identical
BS EN 4552:2015 Identical
DIN EN 4552:2015-09 Identical
NF EN 4552 : 2016 Identical
SN EN 4552 : 2015 Identical
UNE-EN 4552:2015 Identical

BS EN 4556:2003 Aerospace series. Pipe coupling 37°, in heat resisting steel. Cap assemblies. Inch series
EN 4556:2003 Aerospace series - Pipe coupling 37°, in heat resisting steel - Cap assemblies- Inch series

EN 4550-1:2014 Aerospace series - Pipe coupling, 37° - Design configuration - Inch series - Part 1: Male sealing ends, spherical
ISO 6771:2007 Aerospace Fluid systems and components Pressure and temperature classifications
EN 4549:2014 Aerospace series - Pipe coupling, in heat resisting steel or in heat resisting nickel alloy - Coupling end, welded - Design configuration - Inch series
EN 2424:2008 Aerospace series - Marking of aerospace products
EN 3487:2007 Aerospace series - Steel FE-PA3601 (X6CrNiTi18-10) - Air melted - Softened - Bar for machining - a or D ≤ 250 mm - 500 MPa ≤ Rm ≤ 700 MPa
PREN 3468 : 200P1 AEROSPACE SERIES - STEEL FE-PA13 - SOFTENED - 500 < R[M] <= 700 MPA - FORGINGS - D[E] <= 100 MM
EN 4560:2015 Aerospace series - Pipe coupling 37°, spherical up to 21 000 kPa - Inch series - Technical specification
ISO 3161:1999 Aerospace — UNJ threads — General requirements and limit dimensions

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