90.93 Standard confirmed Jun 12, 2020
ISO
ISO/TC 43/SC 2 Building acoustics
International Standard
91.140.60 Water supply systems | 17.140.20 Noise emitted by machines and equipment
Published
Gives the mounting and operating conditions to be used for a number of in-line valves and appliances, when measuring the noise emission resulting from water flow. Replaces the first edition.
WITHDRAWN
ISO 3822-4:1985
PUBLISHED
ISO 3822-4:1997
90.93
Standard confirmed
Jun 12, 2020
ABANDON
ISO 3822-4:1997/PWI Cor 1