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EN 4553:2003

Current

Current

The latest, up-to-date edition.

Aerospace series - Pipe coupling 37°, spherical, in heat resisting steel - Elbow 90° nipples, welded end - Inch series

Published date

19-02-2003

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Foreword
1 Scope
2 Normative references
3 Required characteristics
  3.1 Configuration - Dimensions - Tolerances - Masses
  3.2 Materials
4 Designation
5 Marking
6 Technical specification

This standard specifies the characteristics of welded elbow 90° nipples for inch series pipe couplings, 37°, spherical, in heat resisting steel, for aerospace applications.Nominal pressure : Class D in accordance with ISO 6771

Committee
ASD-STAN
DevelopmentNote
Supersedes PREN 4553. (09/2003)
DocumentType
Standard
PublisherName
Comite Europeen de Normalisation
Status
Current
Supersedes

Standards Relationship
UNI EN 4553 : 2004 Identical
PN EN 4553 : 2004 Identical
NBN EN 4553 : 2003 Identical
NEN EN 4553 : 2003 Identical
BS EN 4553:2003 Identical
NF EN 4553 : 2003 Identical
NS EN 4553 : 1ED 2003 Identical
I.S. EN 4553:2003 Identical
UNE-EN 4553:2003 Identical
DIN EN 4553:2004-08 Identical
SN EN 4553 : 2003 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
PREN 3487 : 200P2 AEROSPACE SERIES - STEEL FE-PA3601 (X6CRNITI18-10) - AIR MELTED - SOFTENED - BAR FOR MACHINING - A OR D <= 250 MM - 500 MPA <= R[M] <= 700 MPA
EN 2424:2008 Aerospace series - Marking of aerospace products
PREN 3363 : 200P1 AEROSPACE SERIES - STEEL FE-CM68 - SOLUTION TREATED - R[M] >= 485 MPA - SAND OR INVESTMENT CASTING
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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