BS 2S 149:1976
Current
The latest, up-to-date edition.
Specification for 1.75% nickel-chromium-molybdenum steel bars for the manufacture of forged bolts and forged nuts
Hardcopy , PDF
English
30-11-1976
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Describes manufacture, inspection and testing of heat resisting alloys for aerospace purposes. Gives chemical composition and mechanical properties. This covers 1.75% nickel-chromium-molybdenum steel bars for the manufacture of forged bolts and nuts.
| Committee |
ACE/61/-/15
|
| DevelopmentNote |
Supersedes 75/74998 DC, 91/72973 DC and BS S149(1972) (07/2005) Reviewed and confirmed by BSI, December 2009. (11/2009)
|
| DocumentType |
Standard
|
| Pages |
6
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
| BS 4A112(1992) : 1992 | SPECIFICATION FOR CADMIUM PLATED STEEL SHEAR BOLTS (UNIFIED HEXAGONS AND UNIFIED THREADS) |
| BS 2A173(1962) : 1962 | SPECIFICATION FOR 100 DEGREES COUNTERSUNK HEAD STEEL BOLTS (UNIFIED THREADS), CADMIUM PLATED, FOR AIRCRAFT |
| BS 3A 109:1985 | Specification for steel shear bolts (Unified hexagons and Unified threads) |
| BS A 232:1968 | Specification for 100° countersunk head steel bolts (160 000 lbf/in<sup>2</sup> (110 hbar) with Torq-set recesses) |
| BS A 227:1965 | Specification for steel pan head bolts (short thread: Class 3A) |
| BS 3A 212:1993 | Specification for cadmium-plated steel bolts, 55/65 tonf/in<sup>2</sup> (Unified hexagons, 3A Unified threads and close tolerance shanks) |
| 11/30252412 DC : 0 | BS 4A 116 - STEEL PAN HEAD BOLTS (UNIFIED THREADS) (CADMIUM PLATED) FOR AIRCRAFT |
| BS 2A 27:1962 | Specification for steel hexagonal nuts (B.A. and B.S.F threads) (ordinary, thin, slotted and castle) for aircraft |
| BS 3A 108:1962 | Specification for steel bolts (Unified hexagons and Unified threads) with close tolerance shanks for aircraft |
| BS 2A 230:1974 | Specification for 100° countersunk head steel bolts [1100 MPa with Hi-torque speed drive recesses] |
| BS 2A 30:1962 | Specification for steel hexagonal-headed bolts (B.A. and B.S.F threads) with close tolerance shanks for aircraft |
| BS 4A 111:1993 | Specification for cadmium-plated steel bolts (Unified hexagons and Unified threads) with close tolerance shanks |
| BS 4A 116:2012 | Steel pan head bolts (Unified threads), cadmium plated, for aircraft |
| BS 4A 228:1997 | Specification for steel double hexagon bolts. 1250 MPa (180,000 lbf/in<sup>2</sup>) for aircraft |
| BS 2A 229:1972 | Specification for hexagonal head steel bolts 160000 lbf/in<sup>2</sup> (1100/MPa) |
| BS 3A 116:1962 | Specification for steel pan head bolts (Unified threads) for aircraft |
| BS 4A102(2002) : 2002 | AEROSPACE SERIES - SPECIFICATION FOR STEEL BOLTS (UNIFIED HEXAGONS AND UNIFIED THREADS) FOR AIRCRAFT |
| BS 4A113(1999) : 1999 | AEROSPACE SERIES - SPECIFICATION FOR CADMIUM-PLATED, MUSHROOM-HEADED, UNIFIED-THREAD, SLOTTED DRIVE BOLTS |
| BS 2A 25:1962 | Specification for steel hexagonal-headed bolts (B.A. and B.S.F. threads) for aircraft |
| BS 2A 59:1962 | Specification for cadmium-plated steel hexagonal-headed bolts (B.A. and B.S.F. threads) with close tolerance shanks for aircraft |
| BS A 226:1965 | Specification for steel hexagon head bolts (short thread: Class 3A) |
| BS A 211:1961 | Specification for 100° countersunk head steel bolts (Unified threads and cruciform recesses) for aircraft |
| BS 4S100(1975) : 1975 | PROCEDURE FOR INSPECTION AND TESTING OF WROUGHT STEELS (OTHER THAN SHEET, STRIP AND TUBES) |
| BS 3763:1976 | The International System of units (SI) |
| BS 4490:1969 | Methods for the determination of the austenitic grain size of steel |
| BS 350:2004 | Conversion factors for units |
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