NF EN ISO 8501-1

NF EN ISO 8501-1

September 2007
Standard Current

Preparation of steel substrates before application of paints and related products - Visual assessment of surface cleanliness - Part 1 : rust grades and preparation grades of uncoated steel substrates and of steel substrates after overall removal of previous coatings

ISO 8501-1:2007 is a hardback A5-format book in four languages (English, French, German and Swedish), which specifies a series of rust grades and preparation grades of steel surfaces. The various grades are defined by written descriptions together with photographs that are representative examples within the tolerance for each grade as described in words. It is applicable to hot-rolled steel surfaces prepared for painting by methods such as blast-cleaning, hand and power tool cleaning and flame cleaning, although these methods rarely lead to comparable results. Essentially, these methods are intended for hot-rolled steel, but blast-cleaning methods, in particular, could also be used on cold-rolled steel of sufficient thickness to withstand any deformation caused by the impact of the abrasive or the effects of power tool cleaning. This part of ISO 8501 is applicable also to steel substrates that show residues of firmly adhering paint and other foreign matter in addition to residual mill scale.

Main informations

Collections

National standards and national normative documents

Publication date

September 2007

Number of pages

74 p.

Reference

NF EN ISO 8501-1

ICS Codes

25.220.10   Surface preparation

Classification index

T35-501-1

Print number

1

International kinship

ISO 8501-1:2007

European kinship

EN ISO 8501-1:2007
Sumary
Preparation of steel substrates before application of paints and related products - Visual assessment of surface cleanliness - Part 1 : rust grades and preparation grades of uncoated steel substrates and of steel substrates after overall removal of previous coatings

ISO 8501-1:2007 is a hardback A5-format book in four languages (English, French, German and Swedish), which specifies a series of rust grades and preparation grades of steel surfaces. The various grades are defined by written descriptions together with photographs that are representative examples within the tolerance for each grade as described in words.

It is applicable to hot-rolled steel surfaces prepared for painting by methods such as blast-cleaning, hand and power tool cleaning and flame cleaning, although these methods rarely lead to comparable results. Essentially, these methods are intended for hot-rolled steel, but blast-cleaning methods, in particular, could also be used on cold-rolled steel of sufficient thickness to withstand any deformation caused by the impact of the abrasive or the effects of power tool cleaning.

This part of ISO 8501 is applicable also to steel substrates that show residues of firmly adhering paint and other foreign matter in addition to residual mill scale.

Replaced standards (1)
NF EN ISO 8501-1
December 2001
Standard Cancelled
Preparation of steel substates before application of paints and related products - Visual assessment of surface cleanliness - Part 1 : rust grades and preparation grades of uncoated steel substrates and of steel substrates after overall removal of previous coatings + Informative supplement : representative photographic examples of the change of appearance imparted to steel when blast-cleaned with different abrasives

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