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EN 4634:2009

Aerospace series - Screws, 100° countersunk head, six lobe recess, short thread, in heat resisting steel FE-PA2601 (A286), passivated - Classification: 900 MPa (at ambient temperature) / 650 °C EN 4634:2009

Publication date:   Aug 21, 2009

General information

90.93 Standard confirmed   Jun 30, 2017

CEN

ASD-STAN Aerospace

European Norm

49.030.20   Bolts, screws, studs

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Scope

This standard specifies the characteristics of screws with 100° countersunk head, with six lobes recess, short thread, in heat resisting steel FE-PA2601, passivated, for aerospace applications.

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PUBLISHED
EN 4634:2009
90.93 Standard confirmed
Jun 30, 2017