Category ISO Standards

Syntax-independent data structure for interoperability between heterogeneous computer systems 1. Purpose and Scope of ISO 25577:2013 ISO 25577:2013 defines a standardized data exchange format for the electronic exchange of information between different computer systems and software applications. The standard specifies…

A comprehensive technical guide to ISO 25597:2013 for measuring PM2.5 and PM10 particulate matter mass in stack emissions using cyclone sampling and dilution techniques. 1. Overview and Principle of ISO 25597:2013 ISO 25597:2013 specifies a test method for determining the…

Standardized test methods for tensile behavior, puncture resistance, tear propagation, and water permeability of geosynthetics 1. Overview of ISO 25619-1:2018 ISO 25619-1:2018 specifies test methods for determining the mechanical and hydraulic properties of geosynthetics, including geotextiles, geomembranes, geogrids, and geocomposites.…

Standardized methods for creep-rupture, abrasion, UV degradation, chemical resistance, and biological attack on geosynthetics 1. Scope of ISO 25619-2:2014 ISO 25619-2:2014 specifies test methods for evaluating the durability and long-term performance of geosynthetics, including resistance to environmental factors, chemical degradation,…

Standardized test protocols for compressive strength, tensile strength, flexural strength, and durability assessment 1. Scope and Purpose of ISO 25551:2016 ISO 25551:2016 establishes a comprehensive suite of standardized test methods for determining the physical and mechanical properties of hardened concrete.…

Standardized testing for chloride resistance, sulfate attack, alkali-silica reaction, and abrasion in concrete 1. Overview of ISO 25552:2017 ISO 25552:2017 provides a standardized methodology for assessing the durability of concrete structures through a combination of performance-based tests and exposure classification.…

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…