Bultar, skruvar

prEN 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
Ämnesområden: Bultar, skruvar
Kommittébeteckning: SIS/TK 643 (Rymdteknik)
Källa: CEN
Svarsdatum: den 18 nov 2025
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This document specifies the requirements for offset cruciform recess pan head screws with relieved shank and long thread in heat resisting steel FE-PA92HT, silver plated, tensile strength class 900 MPa at room temperature. The maximum test temperature of the material is 650 °C.

prEN 4131 - Aerospace series - Bolt, normal hexagonal head, coarse tolerance normal shank, medium length thread, in heat resisting nickel base alloy, aluminium IVD coated - Classification: 1 250 MPa (at ambient temperature) / 425 °C
Ämnesområden: Bultar, skruvar
Kommittébeteckning: SIS/TK 643 (Rymdteknik)
Källa: CEN
Svarsdatum: den 18 nov 2025
Detaljer om förslaget
Se merSe mindre
 

This document specifies the characteristics of bolts, normal hexagonal head, coarse tolerance normal shank, medium length thread, in heat resisting nickel base alloy, aluminium IVD coated. Classification: 1 250 MPa / 425 °C