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FprEN 3636

Aerospace series - Screws, reduced pan head, offset cruciform recess, relieved shank, long thread, in heat resisting steel FEPA92HT (A286), silver plated - Classification: 900 MPa/650 °C

Publication date:   Jul 2, 2026

General information

50.60   Close of voting. Proof returned by secretariat   Aug 27, 2026

CEN

ASD-STAN Aerospace

European Norm

49.030.20   Bolts, screws, studs

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Scope

This document specifies the requirements for offset cruciform recess pan head screws with relieved shank and long thread in heat resisting steel FE-PA92HT (A286), silver plated, tensile strength class 900 MPa at room temperature. The maximum test temperature of the material is 650 °C.

Life cycle

PREVIOUSLY

PUBLISHED
EN 3636:2008

NOW

IN_DEVELOPMENT
FprEN 3636
50.60 Close of voting. Proof returned by secretariat
Aug 27, 2026