Найдено: 25
1 Scope 1.1 General This International Standard specifies a laboratory substitution method to determine the insertion loss without flow of ducted, mainly absorbent, circular and rectangular silencers…
Overview ISO 11691:2020 - Acoustics - Measurement of insertion loss of ducted silencers without flow - Laboratory survey method - specifies a laboratory substitution method to determine the insertion…
Overview ISO 1169:2006 specifies a titrimetric method for the determination of aluminium in zinc alloys. Applicable to products covered by ISO 301, the method is suitable for measuring aluminium mass…
Overview ISO 11698-2:2000 - "Micrographics - Methods of measuring image quality produced by aperture card scanners - Part 2: Quality criteria and control" - defines methods for using the test images…
Overview ISO 11699-1:2008 - "Non‑destructive testing - Industrial radiographic film - Part 1: Classification of film systems for industrial radiography" defines how to classify and measure the perfor…
Overview ISO 11692:1994 specifies technical delivery requirements for ferritic‑pearlitic engineering steels supplied as billets and bars intended for hot working and for precipitation hardening from…
Overview ISO 11690-2:2020 - "Acoustics - Recommended practice for the design of low-noise workplaces containing machinery - Part 2: Noise control measures" is an international guidance document that…
Overview ISO 11690-1:2020 - Acoustics: Recommended practice for the design of low-noise workplaces containing machinery - Part 1: Noise control strategies provides practical guidance on how to identi…
Overview ISO 11698-1:2000 - Micrographics: Characteristics of the test images defines standardized test images for evaluating the image quality produced by aperture card scanners and microfilm captur…
Overview ISO 11699-2:2018 - "Non-destructive testing - Industrial radiographic films - Part 2: Control of film processing by means of reference values" defines a practical procedure for controlling f…
Overview ISO 11697:1995 - Bases for design of structures - Loads due to bulk materials specifies methods to determine pressures from bulk solids in hoppers, bunkers, bins and silos made from normal s…