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This procedure covers the minimum requirements on the surface preparation and application for the touch-up/ repair painting of damaged external surfaces of structural steel, galvanized surfaces and process piping.
This procedure covers the minimum requirements on the surface preparation and painting / coating for the touch-up and repair of damaged external or internal surfaces of existing structures and facilities including structural steel works, process piping, pressure vessels, galvanized surfaces and equipment. PURPOSE.
18 de sept. de 2002 · 10.5.3. Is the fabricator/erector responsible for field touch-up to the repair of blemishes and abrasions that result during handling and storage after painting?
Touch-Up Paint On Steel Structure | PDF. Touch-up Paint on Steel Structure - Free download as PDF File (.pdf), Text File (.txt) or read online for free. To touch-up damage paint on steel structures: clean the damaged area with a wire brush to remove all loose paint, dust, grease and salts; apply one coat of paint to the cleaned area and let dry;
This how-to video introduces the process of touch-up and repair for hot-dip galvanized steel, which is key to ensuring coating longevity and continued corros...
Touch-up materials are required to meet a coating thickness of at least 2.0 mils (50.8 µm) for one application, and the final coating thickness of the repair area is dictated by the material used to do the repair. ASTM A780 contains three acceptable methods of touch-up and repair of hot-dip galvanized steel:
4 de dic. de 2000 · The color of the zinc-rich paint often does not match the galvanized steel. This can be remedied by top-coating the touched-up area with aluminum paint for matching newly galvanized steel. Zinc Metallizing. Zinc metallizing involves spraying zinc on the surface to be repaired with droplets of molten metal, using wire, ribbon or ...
