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Standardized techniques for pitch, profile, helix, and runout measurement in gear quality assurance 1. Scope and Importance of ISO 25554:2008 ISO 25554:2008 establishes standardized methods for the measurement and evaluation of cylindrical gears, covering tooth geometry, pitch deviations, profile deviations,…
Standardized specification system for concrete covering exposure classes, strength classes, consistency, and conformity criteria 1. Introduction to ISO 25556:2017 ISO 25556:2017 establishes a comprehensive framework for specifying concrete in construction projects, covering performance requirements, constituent materials, production processes, conformity criteria,…
Requirements for Bare Metal, Drug-Eluting, and Bioresorbable Stents Introduction to ISO 25539-2:2020 ISO 25539-2:2020 specifies requirements for vascular stents, which are tubular mesh devices implanted in arteries or veins to maintain vessel patency. These devices are used to treat coronary…
Requirements for Permanent, Retrievable, Convertible, and Absorbable IVC Filters Introduction to ISO 25539-3:2024 ISO 25539-3:2024 specifies requirements for vena cava filters, which are implantable devices designed to prevent pulmonary embolism by capturing thromboemboli in the inferior vena cava while maintaining…
Application of ISO 17327-1 for Drug-Eluting Stents, Non-Drug Coatings, and Surface-Modified Endovascular Implants 1. Scope and Regulatory Context of ISO 25539-4 ISO 25539-4:2021 provides the framework for applying ISO 17327-1:2018 to coated endovascular devices, including endovascular prostheses (stent-grafts), vascular stents,…
A comprehensive technical guide to assessing age-related changes in concrete properties 1. Introduction to ISO 25550:2017 ISO 25550:2017 provides a standardized framework for evaluating the ageing behavior of concrete under various environmental and mechanical exposure conditions. As concrete structures age,…
Comprehensive Specifications for Surface and Underground Mining Machinery 1. Scope and General Requirements of ISO 25506:2013 ISO 25506:2013 establishes comprehensive safety requirements and performance specifications for a wide range of mining equipment used in both surface and underground operations. The…
Specification requirements, testing methods and quality control for disposable rubber gloves Dimensional and Physical Requirements ISO 25518:2021 specifies the physical requirements, sampling methods, and testing procedures for single-use rubber gloves made from natural rubber latex, synthetic rubber latex, or rubber…
Requirements and Test Methods for Silvered Flat-Glass Mirrors in Buildings Introduction to ISO 25537:2008 ISO 25537:2008 specifies requirements and test methods for silvered flat-glass mirrors used in building applications. These mirrors are produced by depositing a reflective silver layer on…
Requirements for Stent-Grafts and Endovascular Aneurysm Repair Devices Introduction to ISO 25539-1:2017 ISO 25539-1:2017 specifies requirements for endovascular prostheses, commonly known as stent-grafts or covered stents, used in the treatment of vascular diseases. These devices combine a metallic stent framework…