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BS 3A 174:2012

Current

Current

The latest, up-to-date edition.

100° Countersunk head, D-slot recess, corrosion-resisting steel bolts (Unified threads), Strength Class 880 MPa, for aircraft

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

30-11-2012

Foreword
1 Scope
2 Normative references
3 General
4 Material and manufacture
5 Dimensions
6 Screw threads
7 Protective finish
8 Hardness values
9 Identification and marking
10 Inspection procedure
Annexes
Annex A (informative) - Principles of flushness control and
        recommended gauging practice

Defines the materials, dimensions and inspection requirements for D-slot recess, corrosion-resisting steel bolts with 100 degrees countersunk heads and unified threads for aircraft (Strength Class 880 MPa).

This British Standard specifies the materials, dimensions and inspection requirements for D-slot recess, corrosion-resisting steel bolts with 100° countersunk heads and unified threads for aircraft (Strength Class 880 MPa).

Committee
ACE/12
DevelopmentNote
Supersedes BS 2A174(1962) & 12/30261969 DC. (11/2012)
DocumentType
Standard
Pages
22
PublisherName
British Standards Institution
Status
Current
Supersedes

BS 7S 80:2002 High chromium-nickel corrosion resisting steel forging stock, bars, forgings and parts (880 to 1080 MPa: limiting ruling section 100 mm)
BS HR 650:1972 Specification for high expansion heat-resisting steel bar and wire for the manufacture of bolts, studs, set screws and nuts (Ni 25.5, Cr 15, Ti 2, Mn 1.5, Mo 1.25, Si 0.7, V 0.3) (limiting ruling section 20 mm)
BS EN 2399:2008 Aerospace series. Heat resisting steel FE-PA2601 (X4NiCrTiMoV26-15). Rm ≥ 900 MPa. Bars for forged bolts. D ≤ 25 mm
BS EN 2398:2008 Aerospace series. Heat resisting steel FE-PA2601(X6NiCrTiMoV26-15). Rm ≥ 900 MPa. Bars for machined bolts. D ≤ 25 mm
BS 4A 100:2003 Specification for general requirements for bolts and free running nuts of tensile strength not exceeding 1249 MPa

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