The relevant provisions of Hainan Steel Structures Painting acceptance of construction quality of

The relevant provisions of Hainan Steel Structures Painting acceptance of construction quality of

(A) General provisions
Hainan Steel ordinary paint coating works shall, after construction quality acceptance steel components assembled, pre-assembled steel structure installation project or passing the inspection lot. Steel structure fire coating works shall, after installation of steel structure engineering and construction quality acceptance inspection lot Steel Coating ordinary passing the inspection lot.
Order: steel structure and installation engineering → → ordinary paint coating fire retardant paint
(B) corrosion protective coating
(1) Master Project: paint, painting number of times, the coating thickness shall meet the design requirements. When designing the coating thickness No, the total thickness of the coating dry film: Outdoor should be 150μm, indoor should be 125μm, which allows deviation -25μm. Each pass coating dry film thickness to allow deviation -5μm.
(2) The general project: member should not mistake the surface coating, drain coating, the coating should not return to rust and peeling. Coating should be uniform, no wrinkled skin, flow fall, pinholes and bubbles.
(C) Fire Coating
(1) Master Project: thin coating fire paint coating thickness should meet the fire resistance design requirements. Thick coating fireproof paint coating thickness, 80% and above area should comply with the relevant fire resistance design requirements, and the thinnest thickness of not less than 85% of the design requirements. Thin coating fire paint coating surface crack width of not more than 0.5mm; thick coating type fireproof paint coating surface crack width of not more than 1mm.
(2) General Project: Fire Coating grassroots should not have oil, dust and other dirt and sediment. There should be no mistake fireproof paint coating, drain coating, the coating should be closed without delamination, hollowing, significant depression, chalking loose and floating pulp and other visual defects, mastoid has been removed.