ISO 5294:2012 pdf download

ISO 5294:2012 pdf download.Synchronous belt drives – Pulleys. ISO 5294 specifies the principal characteristics of synchronous pulleys for use in synchronous endless belt drives for mechanical power transmission and where positive indexing or synchronization is required. NOTE These drives have...
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ISO 3745:2012 pdf download

ISO 3745:2012 pdf download.Acoustics – – – Determination of sound power levels and sound energy levels of noise sources using sound pressure一Precision methods for anechoic rooms and hemi-anechoic rooms. ISO 3745 specifies methods for measuring the sound pressure levels on...
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ISO 3574:2012 pdf download

ISO 3574:2012 pdf download.Cold-reduced carbon steel sheet of commercial and drawing qualities. ISO 3574 applies to cold-reduced carbon steel sheet of commercial and drawing qualities. It is suitable for applications where the surface is of prime importance. 2 Normative references...
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ISO 2561:2012 pdf download

ISO 2561:2012 pdf download.Plastics- Determination of residual styrene monomer in polystyrene (PS)and impact-resistant polystyrene (PS-I) by gas chromatography. ISO 2561 specifies a method for the determination of the residual styrene monomer in polystyrene (PS) and impact-resistant polystyrene (PS-I) by gas...
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