Name: EN 4635:2009
Brand: CEN

Aerospace series - Screws, 100° countersunk head, six lobes recess, short thread, in heat resisting nickel base alloy NI-PH2601 (Inconel 718) - Classification: 1 270 MPa (at ambient temperature) / 650 °C

Published date

01-07-2009

Publisher

Comite Europeen de Normalisation

Foreword
1 Scope
2 Normative references
3 Required characteristics
  3.1 Configuration - Dimensions - Tolerances - Masses
  3.2 Materials
  3.3 Surface treatment
  3.4 Tolerances of form and position
4 Designation
5 Marking
6 Technical specification

This standard specifies the characteristics of screws with 100° countersunk head, with six lobe recess, short thread, in heat resisting nickel base alloy NI-PH2601 (Inconel 718), for aerospace applications.

Committee	ASD-STAN
DocumentType	Standard
PublisherName	Comite Europeen de Normalisation
Status	Current

Standards	Relationship
NBN EN 4635 : 2009	Identical
I.S. EN 4635:2009	Identical
PN EN 4635 : 2009	Identical
NF EN 4635 : 2010	Identical
UNE-EN 4635:2009	Identical
SN EN 4635 : 2009	Identical
NEN EN 4635 : 2009	Identical
NS EN 4635 : 2009	Identical
BS EN 4635:2009	Identical
DIN EN 4635:2010-12	Identical
UNI EN 4635 : 2010	Identical

ISO 5855-2:1999	Aerospace MJ threads Part 2: Limit dimensions for bolts and nuts
EN 2516:1997	Aerospace series - Passivation of corrosion resisting steels and decontamination of nickel base alloys
PREN 3911 : 200P2	AEROSPACE SERIES - SIX LOBE RECESS - GEOMETRICAL DEFINITION
EN 2424:2008	Aerospace series - Marking of aerospace products
PREN 3219 : 200P1	AEROSPACE SERIES - HEAT RESISTING NICKEL BASE ALLOY (NI-P100HT) - COLD WORKED AND SOFTENED - BAR AND WIRE FOR CONTINUOUS FORGING OR EXTRUSION FOR FASTENERS - 3 <= D <= 30 MM
ISO 3353-1:2002	Aerospace Lead and runout threads Part 1: Rolled external threads
PREN 2952 : 200P3	AEROSPACE SERIES - HEAT RESISTING ALLOY NI-PH2601 - SOLUTION TREATED AND COLD WORKED - BAR FOR FORGED FASTENERS - D <= 50 MM - 1270 MPA <= R[M] <= 1550 MPA
ISO 7913:1994	Aerospace Bolts and screws, metric Tolerances of form and position
EN 2583:1997	Aerospace series - Bolts, MJ threads, in heat resisting nickel base alloy NI-PH2601 (Inconel 718) - Classification: 1 275 MPa (at ambient temperature)/650°C - Technical specification