1.1 This joint standard covers the requirements for white metal blast cleaning of unpainted or painted steel surfaces by the use of abrasives. These requirements include the end condition of the surface and materials and procedures necessary to achieve and verify the end condition. 1 to 9.

SSPC-SP 5 White Metal Blast Cleaning (NACE No. 1) is a standard used for white metal blast cleaning put forth by the Society for Protective Coatings (SSPC) and NACE international standard. White metal blast cleaning is to be used to clean unpainted or painted steel surfaces prior to applying high-performance protective coating or lining systems.

May 1, 2014 · SSPC-SP5 provides conditions for the end condition of a white metal blast, and the materials and procedure necessary for providing the end condition. The standard lists dry abrasive blasting as the preferred method with wet blasting an …

Sep 1, 2000 · 1.1 This joint standard covers the requirements for white metal blast cleaning of unpainted or painted steel surfaces by the use of abrasives. These requirements include the end condition of the surface and materials and procedures …

Jan 1, 2007 · Near-white metal blasting allows light shadows, slight streaks, or minor discolorations caused by stains of rust, stains of mill scale, or stains of previously applied coating to remain on no more than 5 percent of each unit area of surface as defined in SSPC-SP 10/NACE No. 2.

Read on Graco why two dominant surface preparation standards through abrasive blasting, ISO 8501 and the SSPC/NACE joint standards, are tough to compare.

NACE No. 1/SSPC-SP-5: White Metal Blast Cleaning. This standard involves blasting a steel surface with abrasive media. until it achieves a uniform white or gray appearance, free of all foreign. matter. Per SSPC, a white metal-blasted surface should be visibly clean of all contaminants without magnification. NACE No. 3/SSPC-SP-6: Commercial ...

NACE No. 1/SSPC-SP 5 White Metal Blast Cleaning This NACE International (NACE)/The Society for Protective Coatings (SSPC) standard represents a consensus of those individual members who have reviewed this document, its scope, and provisions. It is intended to aid the manufacturer, the consumer, and the general public. Its

Aug 21, 2023 · SSPC SP5 / NACE 1 – White Metal Blast Cleaning guarantees that the surface is cleared off entirely of rust, oil, grease, dirt, and other impurities. It has no requirement for magnification to inspect.

This joint standard practice details the use of blast cleaning abrasives to achieve a defined degree of cleaning of steel surfaces prior to the application of a protective coating or lining system.