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What is ISO 5165 standard about? ISO 5165 is an international standard on petroleum products that discusses the methods used to keep a check on the ignition quality of diesel fuels. ISO 5165 establis…
Overview EN ISO 5167-5:2022 (ISO 5167-5:2022) defines the geometry and method of use for cone meters - a class of differential-pressure primary devices - when inserted in circular cross‑section condu…
Overview EN ISO 5167-3:2022 - Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full (Part 3: Nozzles and Venturi nozzles) provid…
Overview EN ISO 5167-6:2022 (ISO 5167-6:2022) specifies the geometry and method of use of wedge meters - pressure-differential primary elements inserted in circular cross‑section conduits running ful…
Overview SIST ISO 516:2022, "Camera shutters - Timing - General definition and mechanical shutter measurements," defines a uniform basis for determining exposure times and measuring mechanical shutte…
Overview EN ISO 5167-1:2022 (ISO 5167-1:2022) establishes the general principles and requirements for measuring fluid flow in circular cross-section conduits running full using differential pressure…
Overview EN ISO 5167-4:2022 specifies geometry and methods of use for Venturi tubes installed in circular conduits running full to determine fluid flow by means of a differential pressure measurement…
Overview EN ISO 5167-2:2022 - Measurement of fluid flow by means of pressure differential devices inserted in circular cross‑section conduits running full - Part 2: Orifice plates (ISO 5167-2:2022) i…
Overview EN ISO 5165:2020 - "Petroleum products - Determination of the ignition quality of diesel fuels - Cetane engine method (ISO 5165:2020)" specifies a laboratory test method to assign a cetane n…
Overview EN ISO 5164:2014 - "Petroleum products - Determination of knock characteristics of motor fuels - Research method" is a CEN-adopted international standard that defines the method for assignin…
Overview EN ISO 5163:2014 (ISO 5163:2014) - "Petroleum products - Determination of knock characteristics of motor and aviation fuels - Motor method" defines the motor octane number (MON) test method…
Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full - Part 1: General principles and requirements Executive summary General pr…
What is ISO 516 about? ISO 516 provides a uniform basis for determining the exposure times for all types of shutters used in still cameras and contains suitable definitions of the terms used. It spec…
1 Scope This part of ISO 5167 specifies the geometry and method of use (installation and operating conditions) of wedge meters when they are inserted in a conduit running full to determine the flow r…
1 Scope This International Standard establishes the rating of liquid spark-ignition engine fuel in terms of an arbitrary scale of octane numbers using a standard single-cylinder, four-stroke cycle, v…
1 Scope This document establishes the rating of diesel fuel oil in terms of an arbitrary scale of cetane numbers (CNs) using a standard single cylinder, four-stroke cycle, variable compression ratio…
1 Scope This International Standard establishes general principles and describes procedures for evaluating the uncertainty of a fluid flow-rate or quantity. A step-by-step procedure for calculating u…
1 Scope This document specifies the terms and definitions, labelling requirements, test methods, inspection rules, packaging, labelling and test report of pure virgin dehaired cashmere . This documen…
1 Scope This part of ISO 5167 specifies the geometry and method of use (installation and operating conditions) of Venturi tubes when they are inserted in a conduit running full to determine the flowr…
1 Scope This document describes the geometry and method of use for conical-entrance orifice plates, quarter-circle orifice plates, eccentric orifice plates and Venturi tubes with 10,5° convergent ang…
1 Scope This Technical Report provides guidance on estimating the flowrate when using pressure differential devices constructed or operated outside the scope of ISO 5167. Additional tolerances or cor…
Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full - Part 2: Orifice plates Executive summary Requirements for installation a…
PD ISO/TR 9464 is a technical report to help oil and gas sector measure flowrate in pipelines. PD ISO/TR 9464 answers some of important questions which might arise as a result of the application BS E…
What is ISO 5167 ‑ 3 standard about? ISO 5167 is a series of international standards measurement of fluid flow that provides the best guidance on the functionality of the procedure adopted. ISO 5167…
1 Scope This part of ISO 5167 specifies the geometry and method of use (installation and operating conditions) of cone meters when they are inserted in a conduit running full to determine the flow ra…