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BSI
BS EN ISO 5114-1:2024
En Vigor
2024-06-21
Acoustics. Determination of uncertainties associated with sound emission
measures. Sound power levels determined from sound pressure measurements
BSI
24/30491796 DC
En Vigor
2024-04-24
Draft BS EN 50122-3. AMD1. Fixed installations for railway applications.
Electrical safety, earthing and the return circuit. Part 3. Mutual
Interaction of AC and DC traction systems
BSI
BS 2S 142:1977
En Vigor
1977-04-29
Specification for 1% chromium-molybdenum steel billets, bars, forgings
and parts (900-1100 MPa: limiting ruling section 40 mm)
BSI
BS EN ISO 15403-1:2008
En Vigor
2008-12-31
Natural gas. Natural gas for use as a compressed fuel for vehicles.
Designation of the quality
