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

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

31-07-2015

Publisher

British Standards Institution

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

Defines the characteristics of swivel nuts for inch series pipe couplings, 37 degree, in heat resisting steel, for aerospace applications.

Committee	ACE/69
DevelopmentNote	Supersedes 11/30254550 DC. (07/2015)
DocumentType	Standard
Pages	14
PublisherName	British Standards Institution
Status	Current
Supersedes	BS EN 4552:2003 11/30254550 DC : 0

This 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.

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

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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BS EN 4552:2015

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

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Abstract

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Scope

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