A collection of featured documents from our library that are popular among our users or otherwise noteworthy.
Draughting media for technical drawings -- Natural tracing paper
Manually operated draughting machines -- Part 1: Definitions, classification and designation
Manually operated draughting machines -- Part 2: Characteristics, performance, inspection and marking
Water quality - Determination of alkalinity - Part 1: Determination of total and composite alkalinity
Water quality - Determination of alkalinity - Part 2: Determination of carbonate alkalinity
Water quality - Determination of sodium and potassium - Part 1: Determination of sodium by atomic absorption spectrometry
Water quality - Determination of sodium and potassium - Part 2: Determination of potassium by atomic absorption spectrometry
Water quality - Determination of sodium and potassium - Part 3: Determination of sodium and potassium by flame emission spectrometry
Thermoplastics pipes - Determination of creep ratio
Thermoplastics pipes - Determination of ring stiffness
Thermal performance of buildings - Determination of air permeability of buildings - Fan pressurization method
Connections for general use and fluid power - Ports and stud ends with ISO 261 threads with elastomeric or metal-to-metal sealing - Part 1: Threaded ports
Connections for general use and fluid power - Ports and stud ends with ISO 261 threads with elastomeric or metal-to-metal sealing - Part 2: Stud ends with elastomeric sealing (type E)
Connections for general use and fluid power - Ports and stud ends with ISO 261 threads with elastomeric or metal-to-metal sealing - Part 3: Stud ends with metal-to-metal sealing (type B)
Connections for general use and fluid power - Ports and stud ends with ISO 261 threads with elastomeric or metal-to-metal sealing - Part 4: Dimensions, design, test methods and requirements for external hex and internal hex port plugs
Belt drives - Grooved pulleys for V-belts (system based on effective width) - Geometrical inspection of grooves
Belt drives - Pulleys and V-ribbed belts for the automotive industry - PK profile: Dimensions
Belt drives - Pulleys and V-ribbed belts for industrial applications - PH, PJ, PK, PL and PM profiles: dimensions
Information and documentation - Transliteration of Georgian characters into Latin characters
Information and documentation - Transliteration of Armenian characters into Latin characters
Motorcycles - Measurement of variation of dipped beam inclination as a function of load
Information and documentation -- Guidelines for the content, organization and presentation of indexes
Lighters - Safety specifications
Dentistry - Cartridge syringes
Assistive products - Classification and terminology