NF ISO 9717
Metallic and other inorganic coatings - Phosphate conversion coating of metals
ISO 9717:2010 specifies requirements for the processing of ferrous metals, aluminium, zinc, cadmium and their alloys to produce coatings consisting essentially of inorganic phosphates, which are intended to be used in conjunction with supplementary treatments for the protection of the basis metal against corrosion and to provide anti-wear properties to sliding surfaces, adhesion to organic finishes and ease of cold-forming operations.
ISO 9717:2010 specifies requirements for the processing of ferrous metals, aluminium, zinc, cadmium and their alloys to produce coatings consisting essentially of inorganic phosphates, which are intended to be used in conjunction with supplementary treatments for the protection of the basis metal against corrosion and to provide anti-wear properties to sliding surfaces, adhesion to organic finishes and ease of cold-forming operations.
ISO 9717:2010 specifies requirements for the processing of ferrous metals, aluminium, zinc, cadmium and their alloys to produce coatings consisting essentially of inorganic phosphates, which are intended to be used in conjunction with supplementary treatments for the protection of the basis metal against corrosion and to provide anti-wear properties to sliding surfaces, adhesion to organic finishes and ease of cold-forming operations.
- Avant-proposiv
- Introductionv
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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 Informations à fournir par l'acheteur à l'applicateur3
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4.1 Informations essentielles3
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4.2 Informations supplémentaires3
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5 Désignation4
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5.1 Généralités4
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5.2 Spécifications relatives à la désignation4
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5.3 Désignation des exigences en matière de traitement thermique5
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5.4 Classification des couches de conversion au phosphate5
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6 Exigences6
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6.1 Préparation de surface6
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6.2 Couche de conversion au phosphate7
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6.3 Traitement après phosphatation7
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6.4 Épaisseur des couches8
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6.5 Traitement thermique de relaxation des contraintes avant nettoyage et phosphatation9
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6.6 Traitement thermique contre la fragilisation par l'hydrogène après phosphatation9
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6.7 Traitements relatifs aux revêtements supplémentaires9
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6.8 Adhérence des couches de conversion au phosphate10
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6.9 Essai d'évaluation de la qualité des couches de conversion au phosphate10
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7 Échantillonnage10
- Annexe A (informative) Méthodes de traitement, caractéristiques et importance des couches de conversion au phosphate11
- Annexe B (informative) Détermination de la contamination de l'eau de rinçage15
- Annexe C (informative) Identification des couches de conversion au phosphate17
- Annexe D (normative) Essai de corrosion aux gouttelettes salines19
- Annexe E (normative) Détermination de la résistance au brouillard salin neutre des couches de conversion au phosphate23
- Annexe F (normative) Traitements pour revêtements supplémentaires25
- Bibliographie26
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