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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?
SURFACE PREPARATION AND PAINTING STRUCTURAL STEEL 5-393.450 5-393.451 GENERAL Painting steel structures serves primarily to protect steel against corrosion (rusting) and, secondarily, ... final appearances and clean-up. These are explained more fully in subsequent paragraphs and in the SSPC information on inspection, included in 393.456 (46 ...
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: Zinc-Based Solders.
Touch-up Paint on Steel Structure - Free download as PDF File (.pdf), Text File (.txt) or read online for free.
4 de dic. de 2000 · Touch-Up and Repair. December 4, 2000. I just discovered a small, bare spot on an I-Beam. How large a bare surface area can I repair? What are some of the advantages and disadvantages of the different methods described in ASTM A780? Occasionally, the galvanized coating can have small bare spots or other minor imperfections.
