Technical code for glass curtain wall construction
Glass curtain wall is a new nice wall decoration, characteristic of modernist high-rise building era, and future development direction of modern high-rise buildings. Modern curtain walls of high-rise buildings are mirror glass and ordinary glass, in compartments filled with dry air or inert gas insulating glass, following up what are the code for design of glass curtain wall and points for attention!
New wall of glass curtain wall is a contemporary, refers to the title structure and combination of glass, subject not only structure can withstand the perimeter fence but also decoration of buildings, building the greatest degree of beautification can be, of course, it also has disadvantages. Specification and this so-called glass curtain wall is, in fact, that is, glass curtain wall specifications, specification is designed specifically for glass curtain wall of glass curtain wall. Construction of a specification thatGlass curtain wallSpecifications are prescribed by the relevant State departments, to make you explain in detail below.
Technical code for glass curtain wall
1, steel: requires galvanized steel surface treatment or inorganic zinc-rich paint.
2, aluminum alloys: surface anodized, electrophoresis paint, powder coating and fluorocarbon coatings
3, hidden frame, half-hidden frame glass curtain wall, glass and aluminum neutral structural silicone sealant adhesive must be used, and point-supporting glass curtain wall coating glass, should not use the acetoxy cure silicone sealant
4, wear process of thermal barrier aluminium profiles materials: polyamide + glass fibre casting heat insulation aluminum profile material: poly urethane.
5, stainless steel austenitic stainless steel is suitable for glass and nickel content should not be less than 8%.
6, glass curtain wall with insulating glass: the gas layer thickness ≥ 9mm, should adopt double seal, sealing with butyl hot melt Adhesive, silicone sealant for two.
7, glass curtain wall with laminated glass: polyvinyl butyral film, clips should be used.
8, glass curtain wall of rubber should be used: EPDM, neoprene and silicone rubber.
9, the curtain opened fan angle not greater than 30 degrees, open value should not be greater than 300mm, more than 40 meters high cleaning equipment should be set.
10, a heating, ventilation, air conditioning upon request, airtight glass curtain wall should not be less than level 3.
11, glass curtain walls reflectance of not more than 0.3 per cent of glass should be used, the lighting requirements of light reduction coefficient of glass curtain wall should not be less than 0.2.