Tool for pressing - Flanges for middle locating pillar.
实施日期:2006-03-01
Acoustics -- Hearing protectors -- Part 5: Method for estimation of noise reduction using fitting by inexperienced test subjects
适用范围:ISO/TS 4869-5:2006 specifies a method for measuring noise reduction of passive hearing protectors at the threshold of hearing. The method is designed to provide estimates of the noise reduction obtaine...
发布日期:2006-10-01 实施日期:2006-10-01
Acoustics; measurement of sound insulation in buildings and of building elements; part 2: determination, verification and application of precision data (ISO 140-2:1991); German version EN 20140-2:1993
适用范围:The document specifies procedures for assessing the uncertainty in the acoustical measurements described in ISO 140-3 to ISO 140-9 due to random and systematic influences.
Mechanical vibration -- Rotor balancing -- Part 21: Description and evaluation of balancing machines
适用范围:ISO 21940-21:2012 specifies requirements for evaluating the performance of machines for balancing rotating components by the following tests: a) test for minimum achievable residual unbalance, Umar tes...
发布日期:2012-07-01 实施日期:2012-07-01
实施日期:2009-06-30
Akustik. Schallschutz. Projektplanung und-durchfuehrung bei offenen Anlagen Acoustics-Noise Control Design Procedures for Open Plant Acoustique. Modes operatoires de controle du bruit dans les installa...
适用范围:This International Standard defines the procedures for noise control of mainly open plants. It is applicable to the following: — specification of procedures for noise control during engineering of a n...
实施日期:2001-07-15
Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 2: Intrinsic characteristics of airborne sound insulation; German version EN 1793-2:1997
适用范围:The document specifies the laboratory method for measuring the airborne sound insulation performance of roadside noise barriers. It covers assessment of the intrinsic performance of barriers which can ...
实施日期:2009-12-01
Compressors and vacuum pumps. Safety requirements. Part 1:Air compressors
发布日期:2010-09-01 实施日期:2010-09-01
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