BS EN 4635:2009
Current
The latest, up-to-date edition.
Aerospace series. Screws, 100° countersunk head, six lobes recess, short thread, in heat resisting nickel base alloy NI-PH2601 (Inconel 718). Classification: 1270 MPa (at ambient temperature) / 650 °C
Hardcopy , PDF
English
31-08-2009
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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
Describes the characteristics of screws with 100 degrees countersunk head, with six lobe recess, short thread, in heat resisting nickel base alloy NI-PH2601 (Inconel 718), for aerospace applications.
| Committee |
ACE/12
|
| DevelopmentNote |
Supersedes 06/30145493 DC. (08/2009)
|
| DocumentType |
Standard
|
| Pages |
10
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
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.
| Standards | Relationship |
| EN 4635:2009 | 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 |
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