ASTM D4228-99
(Practice)Standard Practice for Qualification of Coating Applicators for Application of Coatings to Steel Surfaces
Standard Practice for Qualification of Coating Applicators for Application of Coatings to Steel Surfaces
SCOPE
1.1 This practice provides a standard qualifying method for coating applicators to verify their proficiency and ability to attain the required quality for application of specified coatings to steel surfaces including those in safety-related areas in a nuclear facility.
1.2 Variations or simplifications of the practice set forth herein may be appropriate for special coating work such as maintenance or qualifications of equipment suppliers shop personnel. It is not the intent of this practice to mandate a singular basis for all qualifications.
1.3 Evaluation of the coating applicator being qualified in accordance with this practice, shall be by qualified agents as specified in 4.1. Reports shall be prepared as specified in Section 5, and certification as specified in Section 6.
1.4 It is the intent of this practice to judge only the ability of the coating applicator to apply specified coatings with the proper tools and equipment.
1.5 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only.
1.6 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
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Designation: D 4228 – 99
Standard Practice for
Qualification of Coating Applicators for Application of
Coatings to Steel Surfaces
This standard is issued under the fixed designation D 4228; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
1. Scope 2.1.3 governing documents—technical specifications, job-
site procedures, and reference documents.
1.1 This practice provides a standard qualifying method for
coating applicators to verify their proficiency and ability to
3. Application of Coatings
attain the required quality for application of specified coatings
3.1 This practice requires the coating applicator to apply the
to steel surfaces including those in safety-related areas in a
specified coating in conformance to the governing documents
nuclear facility.
to a test panel similar to that detailed in Fig. 1. A physical test
1.2 Variations or simplifications of the practice set forth
area may be selected by the owner/representative.The test area
herein may be appropriate for special coating work such as
shall simulate job conditions and acceptance criteria shall be
maintenance or qualifications of equipment suppliers shop
the specification requirement. This panel is typical of the panel
personnel. It is not the intent of this practice to mandate a
used for qualification, and may be modified to suit site
singular basis for all qualifications.
configurations.
1.3 Evaluation of the coating applicator being qualified in
3.2 This practice requires the coating applicator to perform
accordance with this practice, shall be by qualified agents as
the application using the proper technique and application
specified in 4.1. Reports shall be prepared as specified in
equipment consistent with the specified coating materials.
Section 5, and certification as specified in Section 6.
3.3 The surfaces of the test panel shall be prepared in
1.4 It is the intent of this practice to judge only the ability of
accordance with the governing documents.
the coating applicator to apply specified coatings with the
3.4 Place the test panel approximately 12 in. (305 mm)
proper tools and equipment.
above ground level and at approximately 30° from the vertical
1.5 The values stated in inch-pound units are to be regarded
plane, with the complex side up.This will simulate the types of
as the standard. The values given in parentheses are for
difficult coating situations encountered by coating applicators.
information only.
3.5 The coating applicator shall demonstrate his ability to
1.6 This standard does not purport to address all of the
apply the specified coating to a uniform dry-film thickness in
safety concerns, if any, associated with its use. It is the
accordance with the governing documents, as evaluated by the
responsibility of the user of this standard to establish appro-
qualifying agents.
priate safety and health practices and determine the applica-
3.6 Allow required drying as prescribed by the governing
bility of regulatory limitations prior to use.
documents prior to taking the dry-film thickness reading of the
2. Terminology applied coating. If a coating system specified requires a primer,
intermediate, and finish coat, treat each coat as a separate
2.1 Definitions:
application, allowing a specified drying time before inspecting
2.1.1 coating applicator—an individual who has worked in
each completed coat.
the painting trade sufficiently long enough to master the use of
3.7 The coating applicator shall be provided with the
all applicable tools and the materials being applied.
following:
2.1.2 qualifying agents—the designated representatives of
3.7.1 Information regarding the specified coating materi-
the owner or of the coating organization, or both, who have
al(s), including wet and dry film thickness required, and all
sufficient experience in the practical application and evaluation
otherinformationcontainedinthegoverningdocumentsforthe
of coatings applied to steel surfaces of a nuclear facility.
coating system being applied.
3.7.2 Coating materials properly mixed in accordance with
This practice is under the jurisdiction of ASTM Committee D33 on Protective
the governing documents and ready for application.
Coating and Lining Work for Power Generation Facilities and is the direct
3.7.3 The necessary equipment for the proper application of
responsibility of Subcommittee D33.05 on Application and Surface Preparation.
the specified coating.
Current edition approved June 10, 1999. Published August 1999. Originally
published as D 4228 – 83. Last previous edition D 4228 – 95.
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D 4228
4.4 The qualifying agents shall take dry-film thickn
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