BS 3A 174:2012
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
Hardcopy , PDF
English
30-11-2012
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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).
| Committee |
ACE/12
|
| DevelopmentNote |
Supersedes BS 2A174(1962) & 12/30261969 DC. (11/2012)
|
| DocumentType |
Standard
|
| Pages |
22
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
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).
| 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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