Integrating Fish Passage with Hydrometric Gauging — Design, Calibration, and Uncertainty Analysis Introduction to ISO 26906 and Fish Passage at Gauging Structures ISO 26906:2015 addresses an important environmental engineering challenge: how to integrate fish passage facilities with hydrometric flow measurement…

Standardized Terminology for Helical, Leaf, Disc, and Other Spring Types in Mechanical Engineering Introduction to ISO 26909 and the Importance of Standardized Spring Terminology ISO 26909:2009 provides a comprehensive multilingual vocabulary for springs, covering terms and definitions across seven key…

Standardized Shot Peening Process for Spring Fatigue Life Enhancement — Almen Intensity, Coverage, and Quality Control Introduction to ISO 26910-1 and Shot Peening for Springs ISO 26910-1:2023 specifies the general procedures for shot peening of springs, establishing a standardized framework…

Standardized ICD Template for Secondary Payload Integration on Launch Vehicles 1. Introduction and Scope ISO 26869:2012, developed by ISO/TC 20/SC 14 (Space systems and operations), provides small auxiliary spacecraft (SASC) and launch vehicle (LV) organizations with standardized rules and format…

Standardized Documentation Framework for Multi-Nation Space Launch Complex Operations 1. Introduction and Scope ISO 26870:2022 (second edition, replacing ISO 26870:2009) establishes requirements for the nomenclature, structure, and contents of operational documents used at a launch pad or integration site. Developed…

Comprehensive Design, Qualification, and Safety Requirements for Spaceborne Pyrotechnic Mechanisms 1. Introduction and Scope ISO 26871:2020, prepared by ISO/TC 20/SC 14, establishes comprehensive requirements for explosive systems and devices used in space systems. The standard covers the entire lifecycle —…

End-of-Life Mission Planning for GEO Spacecraft — Requirements, Orbits, and Best Practices Introduction to ISO 26872 and GEO Satellite Disposal ISO 26872:2019 specifies requirements for planning and executing the disposal of spacecraft operating at geosynchronous altitude (GEO) at the end…

Inertia-Dynamometer Friction Evaluation Replacing Traditional Drag-Based Test Protocols 1. Introduction and Scope ISO 26867:2009, prepared by ISO/TC 22/SC 2, describes a comprehensive inertia-dynamometer test procedure for assessing the influence of pressure, temperature, and linear speed on the coefficient of friction…

Understanding the CCSDS 122.0-B-1 Image Data Compression Algorithm for Space Applications Introduction to ISO 26868 and CCSDS Image Compression ISO 26868:2009 (corrected in 2012) adopts the CCSDS 122.0-B-1 Recommended Standard for Image Data Compression, developed by the Consultative Committee for…

CCSDS-Adapted Lossless-to-Lossy Image Compression Algorithm for Spaceborne Payload Instruments 1. Introduction and Scope ISO 26868:2009 adopts the CCSDS 122.0-B-1 “Image Data Compression” Recommended Standard as an International Standard, establishing a compression algorithm for two-dimensional digital spatial image data from payload…

Measurement of fracture toughness at impact loading rates using instrumented precracked Charpy-type test pieces per ISO 26843:2015 Introduction to ISO 26843:2015 ISO 26843:2015 specifies requirements for performing and evaluating instrumented precracked Charpy impact tests on metallic materials using fracture mechanics…

General requirements for chemical analysis of refractory products using wet chemical, AAS, and ICP-AES 1. Scope and Analytical Framework for Refractory Analysis ISO 26845:2008 specifies the general requirements for the chemical analysis of refractory products and raw materials using wet…

Inertia dynamometer test method for evaluating friction materials for trucks, trailers, and buses per ISO 26865:2009 Introduction to ISO 26865:2009 ISO 26865:2009 specifies a standardized single-ended inertia-dynamometer performance test procedure for brake lining friction materials used in commercial vehicles with…

Standardized Inertia-Dynamometer Wear Test for Disc and Drum Brake Linings on Trucks, Trailers, and Buses 1. Introduction and Scope ISO 26866:2009, developed by ISO/TC 22/SC 2 (Braking systems and equipment), defines a standardized wear test procedure for brake lining friction…

Standardised terminology for particle characterisation from nanometre to millimetre scales 1. Standardised Terminology for Particle Characterisation ISO 26824:2022 (second edition, prepared by ISO/TC 24/SC 4) defines a comprehensive vocabulary for the characterisation of particles and particulate systems, covering size scales…

A comprehensive guide to ISO 26825:2020 covering colour-coded labelling standards for syringes containing drugs used during anaesthesia Introduction to ISO 26825:2020 ISO 26825:2020 specifies the colour, size, design, and performance requirements for user-applied labels on syringes containing drugs used during…

Test methods for evaluating adhesive-wood combinations in mild indoor conditions per ISO 26842-1:2020 Introduction to ISO 26842-1:2020 ISO 26842-1:2020 provides standardized test methods for the evaluation and selection of adhesives for indoor wood products exposed to non-severe environments. This third…