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ANSI S1.21 72 : LATEST

Withdrawn
Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

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withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

NOISE CONTROL ENGINEERING
Withdrawn date

24-03-2022

Published date

12-01-2013

DocumentType
Standard
PublisherName
American National Standards Institute
Status
Withdrawn
SupersededBy

12/30257842 DC : 0 BS ISO 27327-2 - FANS - AIR CURTAIN UNITS - PART 2: LABORATORY METHODS OF TESTING FOR SOUND POWER
ANSI S12.36 : 0 SURVEY METHODS FOR THE DETERMINATION OF SOUND POWER LEVELS OF NOISE SOURCES
ANSI S12.35:1990(R1996) PRECISION METHODS FOR THE DETERMINATION OF SOUND POWER LEVELS OF NOISE SOURCES IN ANECHOIC AND HEMI-ANECHOIC ROOMS
BS ISO 13347-1 : 2004 INDUSTRIAL FANS - DETERMINATION OF FAN SOUND POWER LEVELS UNDER STANDARDIZED LABORATORY CONDITIONS - PART 1: GENERAL OVERVIEW
BS ISO 13347-2:2004 Industrial fans. Determination of fan sound power levels under standardized laboratory conditions Reverberant room method
ISO 13347-2:2004 Industrial fans — Determination of fan sound power levels under standardized laboratory conditions — Part 2: Reverberant room method
ISO 13347-1:2004 Industrial fans — Determination of fan sound power levels under standardized laboratory conditions — Part 1: General overview

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