ISO 8503-4 PDF

INTERNATIONAL. STANDARD. ISO. Second edition. Reference number. ISO (E). Provläsningsexemplar / Preview. DIN EN ISO Preparation of steel substrates before application of paints and related products – Surface roughness characteristics of. STANDARD. ISO. Second edition. Reference number. ISO (E). This is a free 4 page sample. Access the full version online.

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ISOPreparation of steel substrates before application of paints and related products — Surface roughness characteristics of blast-cleaned steel substrates — Part 2: 8503–4 Subsctiption may be the perfect solution. This website is best viewed with browser version of up to Ixo Internet Explorer 8 or Firefox 3. Already Subscribed to this document. ISOVisual assessment of surface cleanliness. You may experience issues viewing this site in Internet Explorer 9, 10 or ISOSurface preparation methods.

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The visual assessment of the comparator shall not be inferior to preparation grade Sa 2 ” of ISO Comparators require careful handling. Surface roughness characteristics of blast-cleaned steel isso Specifications and definitions for ISO surface profile comparators for the assessment of abrasive blast-cleaned surfaces BS EN ISO We use cookies to make our website easier to use and to better understand your needs.

ISO 8503-4:2012

Surface roughness characteristics of blast-cleaned steel substrates Method for the grading of surface profile of abrasive blast-cleaned steel. Learn more about the cookies we use and how to change your settings. This does not preclude the free use, in the course of implementing the standard, of necessary details such as symbols, and size, type or grade designations.

When using the stylus method see ISOthe nominal reading refers to R y5. It will be necessary for the users of isso International Standards to ensure that the qualities specified are — compatible and appropriate both for the environmental conditions to which the steel will be exposed and for the protective coating system to be used; — within the capability of the cleaning procedure specified. This standard is also available to be included in Standards Subscriptions.

We would be grateful if anyone finding an inaccuracy or ambiguity while using this British Standard would inform the Secretary of the technical committee responsible, the identity of which can be found on the inside front cover. ISOSurface roughness characteristics of blast-cleaned steel substrates. Method for the grading of surface profile of abrasive blast-cleaned steel — Comparator procedure — Part 3: NOTE Comparators in frequent use should be checked against an unused comparator at three-monthly intervals or whenever the surface appears worn or damaged.

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Compliance with a British Standard does not of itself confer immunity from legal obligations. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any CEN member. Your basket is empty. ISO surface profile comparators shall be manufactured by forming positive replicas from nickel or other corrosion-resistant metal using master coupons prepared from mild steel for example, electro-forming has been found to give suitable products.

NOTE Isi comparator designs and configurations may be used, provided that four segments are included which comply with the profiles and tolerances specified in this International Standard. ISOPreparation of steel substrates before application of paints and related products iwo Surface preparation methods — Part 2: Rust grades and preparation grades of uncoated steel substrates and of steel substrates after overall removal of previous coatings.

For dated references, subsequent amendments to or revisions of any 8530-4 these publications apply to this European Standard only when incorporated in it by amendment or revision.

ISO 粗糙度比对板_百度文库

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Table 1 — Nominal values and tolerances for the surface profiles of the segments of ISO surface profile comparators a Comparators for steel, blast-cleaned with grit abrasives Segment Nominal readinga 4m Tolerance 4m 3. You may delete a document from your Alert Profile at any time. Table 2 — Limits of profile grades a Comparators for steel, blast-cleaned with grit abrasives Fine G Medium G Coarse G Profiles equal to segment 1 and up to but excluding segment 2 Profiles equal to segment 2 and up to but excluding segment 3 Profiles equal to segment 3 and up to but excluding segment 4 6 Calibration of comparators A comparator shall be deemed to have been calibrated if, on measuring each of the profiles on the reference surface by either the method described in ISO or the method described in ISOthe values for all the profiles are within the respective nominal values and tolerances specified in Table 1.

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Contents Foreword 0 Introduction 1 Scope and field of application 2 References 3 Definitions 4 ISO surface profile comparators 5 Ranges of the profile gradings 6 Calibration of comparators 7 Maintenance and re-calibration of comparators 8 Calibration certificate for ISO surface profile comparators Annex A Recommendations regarding the care of ISO surface profile comparators Annex ZA normative Normative references to international publications with their relevant European publications Figure — ISO surface profile comparator Table 1 — Nominal values and tolerances for the surface profiles of the segments of ISO surface profile comparators Table 2 — Limits of profile grades Page 2 3 3 4 4 5 6 6 6 6 8 8 7 5 6 2?

Keep the comparator in the protective case provided when not in use. Publication Year Title EN Year ISO Preparation of steel substrates before application of paints and related products — Surface roughness characteristics of blast-cleaned steel substrates — Part 2: This standard has been updated see copyright date and may have had amendments incorporated. Each comparator shall be accompanied by a calibration certificate stating the method for determining the surface profile, the estimated tolerance, and the calibrated surface profile, in micrometres, of each segment see also clause 8.

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Such recommendations are found in other documents such as national standards and codes sio practice. Characteristics of the roughness of blast-cleaned surfaces are defined in 3. Details and advice can be obtained from the Copyright Manager. Subscribing members of BSI are 85003-4 up to date with standards developments and receive substantial discounts on the purchase price of standards.