NF EN ISO 7840
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Small craft - Fire-resistant fuel hoses
ISO 7840:2004 specifies general requirements and physical tests for fire-resistant hoses for conveying petrol and diesel oil, designed for a working pressure not exceeding 0,34 MPa for hoses with nominal bore up to and including 10 mm and 0,25 MPa for hoses with larger bore in craft of hull length up to 24 m.ISO 7840:2004 applies to hoses for small craft with permanently installed fuel systems. It does not apply to hoses entirely within the splash well at the stern of the craft connected directly to an outboard engine.
ISO 7840:2004 specifies general requirements and physical tests for fire-resistant hoses for conveying petrol and diesel oil, designed for a working pressure not exceeding 0,34 MPa for hoses with nominal bore up to and including 10 mm and 0,25 MPa for hoses with larger bore in craft of hull length up to 24 m.
ISO 7840:2004 applies to hoses for small craft with permanently installed fuel systems. It does not apply to hoses entirely within the splash well at the stern of the craft connected directly to an outboard engine.
Le présent document donne la relation entre les articles de l'EN ISO 7840 et les paragraphes correspondants de la Directive 94/25/CEE.
ISO 7840:2013 specifies general requirements and physical tests for fire-resistant hoses for conveying petrol or petrol blended with ethanol and diesel fuel or diesel fuel blended with FAME, designed for a working pressure not exceeding 0,34 MPa for hoses with nominal bore up to and including 10 mm and 0,25 MPa for hoses up to 63 mm inner diameter in craft of hull length up to 24 m. It applies to hoses for small craft with permanently installed fuel systems. It does not apply to hoses entirely within the splash well at the stern of the craft connected directly to an outboard engine. Specifications for non-fire-resistant fuel hoses are given in ISO 8469. Specifications for permanently installed fuel systems are given in ISO 10088.
- Avant-proposiv
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1 Domaine d'application1
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2 Références normatives1
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3 Exigences générales2
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4 Diamètre intérieur nominal2
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5 Essais physiques sur tuyaux finis2
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5.1 Pression d'éclatement2
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5.2 Essai de résistance à l'aspiration3
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5.3 Variation de volume dans le liquide C3
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5.4 Diminution de masse dans le liquide C3
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5.5 Résistance au feu3
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5.6 Effets de l'ozone3
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5.7 Perméabilité au carburant4
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5.8 Essai de flexion à basse température4
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5.9 Essai d'abrasion sur les tuyaux de diamètre égal ou supérieur à 38 mm renforcés de fils hélicoïdaux4
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5.10 Résistance à la chaleur sèche4
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5.11 Essai de résistance à l'huile4
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5.12 Essai d'adhérence5
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6 Marquage5
- Annexe A (normative) Essai de résistance au feu6
- Annexe B (normative) Essai de perméabilité au carburant (ou méthode d'essai équivalente)8
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