NF EN ISO 22434
Transportable gas cylinders - Inspection and maintenance of cylinder valves
ISO 22434:2006 specifies the requirements for the inspection and maintenance of cylinder valves, including valves with integrated pressure regulators (VIPR) (see ISO 22435). ISO 22434:2006 may be applied to cylinder valves at the time of the periodic inspection of gas cylinders, bundles, drums and trailers, and at any other time, e.g. at change of gas service (see ISO 11621). It does not apply to routine inspection of cylinder valves carried out at the time of cylinder filling.
ISO 22434:2006 specifies the requirements for the inspection and maintenance of cylinder valves, including valves with integrated pressure regulators (VIPR) (see ISO 22435).
ISO 22434:2006 may be applied to cylinder valves at the time of the periodic inspection of gas cylinders, bundles, drums and trailers, and at any other time, e.g. at change of gas service (see ISO 11621). It does not apply to routine inspection of cylinder valves carried out at the time of cylinder filling.
Le présent document définit les exigences à remplir pour l'examen et la remise à neuf complète des robinets lors du contrôle périodique des bouteilles à gaz, des cadres, des fûts et des semi-remorques, ci-après désignés par le terme général de "bouteilles à gaz". Ce document peut aussi être appliqué aux robinets de bouteilles à tout autre moment, par exemple lors d'un changement de service (voir NF EN 1795).
<p>This document specifies requirements for the inspection and maintenance of valves [including ball valves and valves with integrated pressure regulator (VIPRs)] for:</p> <p>a) refillable transportable gas cylinders;</p> <p>b) cylinder bundles;</p> <p>c) pressure drums and tubes;</p> <p>which convey compressed, liquefied or dissolved gases.</p> <p>This document does not apply to valves for liquefied petroleum gas (LPG).</p> <p>NOTE Where there is no risk of ambiguity, gas cylinders, cylinder bundles, pressure drums and tubes are addressed with the collective term “gas cylinders” within this document.</p> <p>This document is applicable to valves reused at the time of the periodic inspection of gas cylinders, cylinder bundles, pressure drums and tubes, and can be applied at any other time, e.g. at a change of gas service (see ISO 11621).</p> <p>This document does not apply to the routine inspection of valves, e.g. carried out at the time of a gas cylinder filling.</p>
- Avant-proposiv
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1 Domaine d'application1
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2 Références normatives1
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3 Termes et définitions2
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4 Exigences générales3
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5 Contrôle et maintenance3
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6 Essais6
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7 Marquage6
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8 Emballage6
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9 Mise au rebut7
- Bibliographie8
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