What SSPC 6?

What SSPC 6?

SSPC-SP 6 Commercial Blast Cleaning (NACE No. 3) is a standard used for blast cleaning put forth by the Society for Protective Coatings (SSPC) and NACE International Standard. SSPC-SP 6/NACE No. 3 commercial blast cleaning allows for stains or shadows up to 33 percent of each unit area of surface to remain.

What does SSPC-SP stand for?

Society for Protective Coatings

What is SSPC SP3?

SSPC-SP3- Power Tool Cleaning As in hand tool cleaning, SP3 is a method of steel surface preparation intended to remove all loose mill scale, rust, paint and other contaminants that may be detrimental to a coating application. As it’s name suggests, SP3 di ers in that it used power tools to clean the surface.

What is near white blast cleaning?

Near-white metal blast cleaning is to be used to clean unpainted or painted steel surfaces prior to applying a new protective coating or lining systems. 2 removes all dust, coating, and mill scale.

What is commercial blast cleaning?

Commercial blast cleaning is used when the objective is to remove all visible oil, grease, dust, dirt, mill scale, rust, coating, oxides, corrosion products, and other foreign matter, leaving staining or shadows on no more than 33 percent of each unit area of surface.

What is brush off blast cleaning?

Brush-off or sweep blasting of galvanized steel is not only covered by the usual galvanizing standards. A brush-off blast cleaned surface is defined as free of all visible oil, grease dirt, dust, metal oxides (corrosion products), and other foreign matter.

What are NACE standards?

NACE International standards apply to corrosion prevention and control and are used by a multitude of industries where corrosion is a key concern. These guidelines assist industries during the design, building and operation of systems and minimize the negative impacts of corrosion.

What is st3 surface preparation?

St 3: Extremely thorough scraping and wirebrushing, disc sanding, power brushing etc. Surface preparation as for St 2, but considerably more accurate. After removing the dust, the surface should have a pronounced metallic sheen.

What is sp2 cleaning?

Main Menu – 2nd Level Mobile. Removes all loose mill scale, loose rust, loose paint, and other loose detrimental foreign matter by hand chipping, scraping, sanding, and wire brushing. Prior to the use of hand tools, remove visible oil and/or grease by power or hand washing.

What is Sa2 blasting?

Sa 2: Thorough blast cleaning. The jet is passed over the surface long enough to remove all mill scale and rust and practically all foreign matter. Finally, the surface is cleaned with a vacuum cleaner, clean and dry compressed air or a clean brush. It should be grayish in colour. Sa 2,5: Very thorough blast-cleaning.

How do I know if my SA2 5 is blasting?

Sa2. 5, the table’s blast cleaning level, that is, cleanliness, is very thorough blasting or blasting. The surface of the steel should be free of visible grease, dirt, scale, rust and paint layers and other attachments. Any remaining traces should be only slight stains of dots or stripes.

Can you blast galvanized steel?

Using Abrasive Blasting to Remove Galvanizing If you want to remove a galvanized coating without using chemicals, abrasive blasting is an effective method that can get the job done… provided you are using the right blast media. Common abrasive blasting materials include sand, aluminum oxide, crushed glass, or garnet.

What is SSPC-SP 6/nace 3 blast cleaning?

SSPC-SP 6/NACE No. 3 removes all visible oil, grease, dust, dirt, mill scale, rust, coating, oxides, corrosion products, and any other foreign matter on the surface. Why SSPC-SP 6 Commercial Blast Cleaning (NACE No. 3)?

What are the requirements of SSPC and NACE task group 006?

The requirements presented include the end condition of the surface and materials and procedures necessary to achieve and verify the end condition. This standard is maintained jointly by the SSPC and NACE Task Group 006. Please first log in with a verified email before subscribing to alerts.

Commercial blast cleaning is used when the objective. is to remove all visible oil, grease, dust, dirt, mill scale, rust, coating, oxides, corrosion products and other foreign mat-. ter, leaving staining or shadows on no more than 33 percent. of each unit area of surface as described in Section 2.2.

What is the unit area for SSPC-SP 6/nace 6?

SSPC-SP 6/NACE No. 3 September 1, 2000 2.5 Immediately prior to coating application, the entiresurface shall comply with the degree of cleaning specifiedherein. 2.6 Unit area for determinations shall be approximately5776 mm2 (9 in2) (i.e., a square 76 x 76 mm [3 in x 3 in]).