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Overview ISO 5249:1988 establishes standardized main dimensions and performance requirements for steel guide rollers used in dyeing and finishing machinery within the textile industry. This internati…
Overview - What ISO 527-4:2021 covers ISO 527-4:2021 - Plastics - Determination of tensile properties - Part 4 - specifies test conditions for determining the tensile properties of isotropic and orth…
Overview - ISO 5273:2025 for passenger car tyres ISO 5273:2025 defines a standardized method to prepare new passenger car tyres in an artificially worn state by removing tread rubber (for example by…
Overview ISO 5222-3:2026 specifies standardized methods for testing and calculating the annual sensible heating and cooling recovery performance factors of heat recovery ventilators (HRVs). Developed…
Overview ISO 5234:2005 - "Textile machinery and accessories - Metallic card clothing - Definitions of dimensions, types and mounting" is an international standard that defines the geometry, tooth for…
Overview ISO 5208:2015 - Industrial valves - Pressure testing of metallic valves establishes standardized examinations and pressure-test procedures manufacturers must follow to verify the integrity o…
Overview ISO 5291:2011 is an international standard issued by the International Organization for Standardization (ISO) that specifies the principal characteristics of grooved pulleys designed for joi…
Overview ISO 5282:1982 defines a laboratory procedure for the determination of sulphur in aromatic hydrocarbons that boil below 200 °C. The method combines the Pitt–Ruprecht reduction (reduction to n…
Overview ISO 527-3:2018 - Plastics - Determination of tensile properties - Part 3: Test conditions for films and sheets - specifies standardized test conditions for measuring the tensile properties o…
Overview ISO 5239:1980 - "Textile machinery and accessories - Winding - Basic terms" is an international vocabulary standard developed by ISO/TC 72. It defines the basic terminology used for the wind…
Overview ISO 5240:1994 is an international standard published by the International Organization for Standardization (ISO) that specifies the main dimensions and terminology for warp creels used in th…
Overview ISO 5284:2025 - "Conveyor belts - List of equivalent terms" is an international terminology standard that establishes a harmonized list of equivalent terms relating to conveyor belts. The do…
Overview ISO 528:1983 specifies a standardized method for determining the pyrometric cone equivalent (PCE) - commonly referred to as refractoriness - of siliceous, low‑alumina fireclay and fireclay r…
Overview ISO 5252:1991 is an international standard developed by the International Organization for Standardization (ISO) that specifies the tolerance systems used for steel tubes. This standard cons…
Overview ISO 5275:2003 specifies the qualitative "Doctor test" procedure for the detection of thiols (mercaptans), hydrogen sulfide (H2S) and elemental sulfur in hydrocarbon solvents and distillate p…
Overview ISO 52017-1:2017 sets forth generic procedures for calculating the energy performance of buildings, with a focus on the transient (hourly or subhourly) assessment of internal air and operati…
Overview ISO 5209:2019 - General purpose industrial valves - Marking - sets out mandatory and optional marking requirements for metal industrial valves (plastic valves are excluded). The standard def…
Overview ISO 5263-2:2004 - "Pulps - Laboratory wet disintegration - Part 2: Disintegration of mechanical pulps at 20 °C" specifies equipment and procedures for reproducible wet disintegration of mech…
Overview ISO 5211:2026 – Industrial valves - Part-turn actuator attachments specifies the standardized interface between part-turn actuators (with or without gearboxes) and industrial valves. This in…
Overview ISO 5201:2024 - "Financial services - Code-scanning payment security" is an international standard that defines a risk-based security framework for mobile code-scanning payments (e.g., QR co…
Overview ISO 520:2010 specifies a standardized laboratory method for the determination of the mass of 1 000 grains of cereals and pulses. The method applies to all cereal and pulse species except see…
Overview ISO 5251:1981 - Stainless steel butt-welding fittings - is an International Standard that specifies the dimensions, tolerances, material grades and quality requirements for common stainless-…
Overview ISO 5284:1986 - "Conveyor belts - List of equivalent terms" is an international multilingual vocabulary that standardizes terminology used for conveyor belts and related components. Publishe…
Overview ISO 52016-1:2017 - “Energy performance of buildings - Energy needs for heating and cooling, internal temperatures and sensible and latent heat loads - Part 1: Calculation procedures” - defin…
Overview ISO 5280:1979 - Xylene for industrial use - Specification sets minimum quality and testing requirements for xylenes intended for industrial purposes. The standard applies to products compose…
Overview ISO 52016-3:2023 defines calculation procedures for assessing the energy needs for heating and cooling, internal temperatures, and sensible and latent heat loads for buildings that include a…
Overview ISO 5267-2:2001 defines the “Canadian Standard” freeness method for determining the drainability of pulp suspensions. The standard quantifies freeness as the volume (millilitres) of filtrate…
Overview ISO 5286:2023 - "Flight performance of civil small and light fixed‑wing unmanned aircraft systems (UAS) - Test methods" defines standardized test requirements and methods to verify declared…
Overview ISO 52032-1:2022 - "Energy performance of buildings - Energy requirements and efficiencies of heating, cooling and domestic hot water (DHW) distribution systems - Part 1: Calculation procedu…
Overview ISO 52022-3:2017 - part of the ISO series on the energy performance of buildings - defines a detailed calculation method to evaluate the solar and daylight characteristics of solar protectio…
Overview ISO 5285:2012 - Conveyor belts: Guidelines for storage and handling provides practical, non-prescriptive guidance to create suitable conditions for storing, packing, lifting and moving conve…
Overview ISO 5272:1979 specifies the industrial specifications for toluene, an important aromatic hydrocarbon widely used in various industrial applications. The standard defines requirements for two…
Overview ISO 5269-2:2004 - Pulps: Preparation of laboratory sheets for physical testing - Part 2: Rapid‑Köthen method specifies a standardized procedure to form, transfer, dry and condition circular…
Overview ISO 5288:2017 - "Synchronous belt drives - Vocabulary" is an international terminology standard that defines the terms and definitions used for synchronous (timing) belt drives used in mecha…
Overview ISO 5210:2023 - "Industrial valves - Multi-turn valve actuator attachments" defines the mechanical interface between multi-turn actuators (or actuator + gearbox combinations) and industrial…
Overview ISO 527-2:2025 - "Plastics - Determination of tensile properties - Part 2: Test conditions for moulding and extrusion plastics" defines standardized test conditions for measuring the tensile…
Overview ISO 52031:2020 - Energy performance of buildings - Method for calculation of system energy requirements and system efficiencies - Space emission systems (heating and cooling) defines the str…
Overview ISO 5243:2004 - "Textile machinery and accessories - Numbering of heald frames and drop wire bars in a loom" - defines the principle for how heald frames and drop wire bars (lamelles for war…