Essais non destructifs — Contrôle par ultrasons — Réglage de la sensibilité et de la base de temps
Le présent document spécifie les règles générales de réglage de l’échelle de la base de temps et de la sensibilité (c’est-à-dire la commande de gain) d’un appareil de contrôle par ultrasons à commande manuelle et à représentation de type A afin de pouvoir effectuer des déterminations reproductibles de la localisation et de la hauteur d’écho d’un réflecteur.
Le présent document s’applique aux…
Essais non destructifs — Contrôle par ultrasons — Contrôle des discontinuités perpendiculaires à la ...
Le présent document spécifie les principes de la technique du tandem et de la technique des ondes longitudinales-longitudinales-transversales (LLT) pour la détection des discontinuités perpendiculaires à la surface ou quasiment perpendiculaires à la surface.
Les principes généraux relatifs au contrôle par ultrasons de produits industriels sont décrits dans l’ISO 16810.
Les techniques du tandem ou…
This document specifies requirements and recommendations for the selection and installation of lithium-ion batteries for boats, as well as requirements for the safety information provided by the manufacturer.
This document is applicable to lithium-ion batteries and battery systems with a capacity greater than 500 Wh used on small craft for providing power for general electrical loads and/or to…
This document specifies requirements for classification of solid wire electrodes, tubular cored electrodes, and electrode-flux combinations (the all-weld metal deposits) in the as-welded condition and in the post-weld heat-treated condition for submerged arc welding of high strength steels with a minimum yield strength greater than 500 MPa or a minimum tensile strength greater than 570 MPa. One…
Non-destructive testing — Ultrasonic testing — Sensitivity and range setting
This document specifies the general rules for setting the time-base range and sensitivity (i.e. gain adjustment) of a manually operated ultrasonic instrument with A-scan display in order that reproducible determinations can be made of the location and echo height of a reflector.
This document is applicable to contact techniques employing a single probe with either a single transducer or dual…
Space data and information transfer systems — Audit and certification of trustworthy digital reposit...
This document defines a CCSDS Recommended Practice on which to base an audit and certification process for assessing the trustworthiness of digital repositories. The scope of application of this document is the entire range of digital repositories.
Systems and software engineering — Life cycle profiles for very small entities (VSEs) — Part 5-6-4: ...
This document describes processes targeted at VSEs that want to sustain and grow as an independent competitive system development organization.
This document provides management and engineering guidelines for the systems engineering Advanced profile of the generic profile group.
This document is applicable to VSEs that do not develop critical systems and have little or no experience with systems…
