Gas welding equipment — Air-aspirated hand blowpipes — Specifications and tests
This document specifies requirements and test methods for air-aspirated hand blowpipes.
This document applies to blowpipes for brazing, soldering, heating, fusion and other allied thermal processes which use a fuel gas and aspirated air (injector-type blowpipes) and are intended for manual use.
This document is applicable to:
— air-aspirated hand blowpipes which are fed with a fuel gas in the…
Oil and gas industries including lower carbon energy — Bulk material for offshore projects — Monorai...
The purpose of this document is to provide a uniform standard for monorail beams and padeyes when these structures are designed and constructed in offshore projects.
This document specifies the design and material requirements for mechanical handling including monorail beams and padeyes during operations of offshore facilities. This document specifies the standard shapes and dimensions of…
Industries du pétrole et du gaz, y compris les énergies à faible teneur en carbone — Petits matériel...
L'objectif du présent document est de fournir une norme uniforme pour les poutres et les œilletons des monorails lorsque ces structures sont conçues et construites dans le cadre de projets Offshore.
Le présent document spécifie la conception et les exigences de matériaux pour la manutention technique, notamment des poutres et œilletons des monorails, au cours des opérations d’installations…
Mine closure and reclamation – Managing mining legacies — Part 2: Case studies and bibliography
This document is a supplementary document to the International standard for managing mining legacies (ISO 24419-1) that provides illustrative case studies and resources providing further reading. The content provided in this document covers various regions of the world as a supplement to ISO 24419-1. The purpose is to provide insight into specific case studies that show how practitioners have…
Low-voltage switchgear and controlgear assemblies - Part 4: Particular requirements for assemblies f...
IEC 61439-4:2023 defines the specific requirements of ACS as follows:
- assemblies for which the rated voltage does not exceed 1 000 V in case of AC or 1 500 V in case of DC;
- assemblies where the nominal primary voltage and the nominal secondary voltage of transformers incorporated in ACS are within the limits specified above;
- assemblies intended for use on construction sites, both indoors…
Ensembles d'appareillage à basse tension - Partie 4 : Exigences particulières pour ensembles de...
L'IEC 61439-4:2023 définit les exigences particulières des EC comme suit:
- ensembles dont la tension assignée ne dépasse pas 1 000 V en courant alternatif ou 1 500 V en courant continu;
- ensembles dont les valeurs nominales des tensions primaire et secondaire des transformateurs incorporés dans les EC se situent dans les limites spécifiées ci-dessus;
- ensembles destinés à être utilisés…
Low-voltage switchgear and controlgear assemblies - Part 4: Particular requirements for assemblies f...
IEC 61439-4:2023 RLV contains both the official IEC International Standard and its Redline version. The Redline version is available in English only and provides you with a quick and easy way to compare all the changes between the official IEC Standard and its previous edition.
IEC 61439-4:2023 defines the specific requirements of ACS as follows:
- assemblies for which the rated voltage does…
Multi-channel radio-frequency connectors - Part 2: Sectional specification for MQ4 series circular c...
IEC 63138-2:2023 RLV contains both the official IEC International Standard and its Redline version. The Redline version is available in English only and provides you with a quick and easy way to compare all the changes between the official IEC Standard and its previous edition.
IEC 63138-2:2023, which is a sectional specification (SS), provides information and rules for the preparation of…
Low-voltage switchgear and controlgear assemblies - Part 4: Particular requirements for assemblies f...
This pack contains IEC 61439-4:2023 EXV and IEC 61439-4:2023 RLV.
IEC 61439-4:2023 defines the specific requirements of ACS as follows:
- assemblies for which the rated voltage does not exceed 1 000 V in case of AC or 1 500 V in case of DC;
- assemblies where the nominal primary voltage and the nominal secondary voltage of transformers incorporated in ACS are within the limits specified…
Équipement de soudage aux gaz — Chalumeaux manuels aéro-gaz à air aspiré — Spécifications et essais
Le présent document spécifie les exigences et les méthodes d'essai des chalumeaux manuels aéro-gaz à air aspiré.
Le présent document s'applique aux chalumeaux destinés au brasage fort, au brasage tendre, au chauffage, à la fusion et aux autres procédés thermiques similaires, utilisant un gaz combustible et de l'air aspiré (chalumeau à air induit), conçus pour une utilisation…
