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ISO 20794-4-2020 pdf free download – Road vehicles — Clock extension peripheral interface (CXPI) — Part 4: Data link layer and physical layer

ISO 20794-4-2020 pdf free download - Road vehicles — Clock extension peripheral interface (CXPI) — Part 4: Data link layer and physical layer. This document specifies the CXPI data link layer and the CXPI physical layer. The...

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ISO 20794-2-2020 pdf free download – Road vehicles — Clock extension peripheral interface (CXPI) Part 2: Application layer

ISO 20794-2-2020 pdf free download - Road vehicles — Clock extension peripheral interface (CXPI) Part 2: Application layer. 5 Conventions This document is based on the conventions discussed in the OSI Service Conventions as specified in ISO/IEC...

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ISO 20596-2-2021 pdf free download – Water quality — Determination of cyclic volatile methylsiloxanes in water — Method using liquid-liquid extraction with gas chromatography-mass spectrometry (GC-MS)

ISO 20596-2-2021 pdf free download - Water quality — Determination of cyclic volatile methylsiloxanes in water — Method using liquid-liquid extraction with gas chromatography-mass spectrometry (GC-MS). 4 Principle 4.1 Principle of preservation and extraction The siloxane compounds...

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ISO 20529-2-2021 pdf free download – Intelligent transport systems — Framework for Green ITS (G-ITS) standards — Part 2: Integrated mobile service applications

ISO 20529-2-2021 pdf free download - Intelligent transport systems — Framework for Green ITS (G-ITS) standards — Part 2: Integrated mobile service applications. 4Document overview and structure This document provides all documents and references required to support...

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ISO 20321-2020 pdf free download – Petroleum, petrochemical and natural gas industries — Safety of machineries — Powered elevators

ISO 20321-2020 pdf free download - Petroleum, petrochemical and natural gas industries — Safety of machineries — Powered elevators. 5Safety requirements and/or protective/risk reduction measures 5.1 General requirements for powered elevators The powered elevator shall comply with...

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ISO 19744-2020 pdf free download – Test conditions for numerically controlled broaching machines — Testing of accuracy — Vertical surface type broaching machines

ISO 19744-2020 pdf free download - Test conditions for numerically controlled broaching machines — Testing of accuracy — Vertical surface type broaching machines. This document specifies, with reference to ISO 230-1, the geometric tests on numerically controlled...

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ISO 19447-2021 pdf free download – Passenger car tyres — Method for measuring ice grip performance — Loaded new tyres

ISO 19447-2021 pdf free download - Passenger car tyres — Method for measuring ice grip performance — Loaded new tyres. 4.1.2 Test course The braking tests shall be done on a flat test surface of sufficient length...

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ISO 19018-2020 pdf free download – Ships and marine technology — Terms, abbreviations, graphical symbols and concepts on navigation

ISO 19018-2020 pdf free download - Ships and marine technology — Terms, abbreviations, graphical symbols and concepts on navigation. This document provides terms, abbreviations and graphical symbols for use in maritime navigation on board ships. Symbols for...

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ISO 17721-1-2021 pdf free download – Quantitative determination of antibacterial activity of ceramic tile surfaces — Test methods — Part 1: Ceramic tile surfaces with incorporated antibacterial agents

ISO 17721-1-2021 pdf free download - Quantitative determination of antibacterial activity of ceramic tile surfaces — Test methods — Part 1: Ceramic tile surfaces with incorporated antibacterial agents. Other culture media may be selected based on the...

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ISO 17268-2020 pdf free download – Gaseous hydrogen land vehicle refuelling connection devices

ISO 17268-2020 pdf free download - Gaseous hydrogen land vehicle refuelling connection devices. 4 General construction requirements 4.1 Nozzles and receptacles shall be designed in accordance with reasonable concepts of safety,durability and maintainability. 4.2 Nozzles and receptacles...

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