加气混凝土砌块墙施工计划(国外英文资料).docVIP

加气混凝土砌块墙施工方案(国外英文资料) 3.13 building light concrete walls 3.13.1 lightweight concrete block overview: Lightweight concrete block on cement, lime, sand, fly ash, aluminum powder as raw materials, such as fine grinding, measuring ingredients, stirring casting, gas expansion, autoclaved curing, static stop cutting, finished product storage process and have qualitative light, high strength, durable, heat preservation, sound insulation, fire prevention, impermeability, good anchorage performance of lightweight concrete block. It is suitable for the masonry of interior and exterior wall in construction projects. 3.13.2 material requirements * lightweight concrete block: a 200mm or 100mm thick reinforced concrete block with a strength grade of A5.0, dry weight (dry density) is less than 7.5 KN/m3. * cement: use 32.5 grade Portland Portland cement or Portland cement. * sand: in medium sand, not more than 5 percent of mud, using the sieve of 5mm aperture. * adhesives: using polyvinyl alcohol, which is 107. * other 6 reinforced concrete, wood and brick, Φ, anchor plate (75 mm x 50 mm x 2 mm), grilled nails, etc. 3.13.3 main machine tools Mechanical equipment: mortar mixer, tower crane, construction elevator, etc. Main tools: the knife, the crowbar, the wooden hammer, the line drop, the grey slot, the hand roller car and the block fixture etc. Condition 3.13.4 Before the masonry, the wall should be well received; The floors of floor, ash and other parts of the wall of the concrete wall should be cleaned up. * the site should be packed with solid, flat and no water, and should be kept in order, with a height of not more than 1.8 m. The shipping process is lightly placed to avoid damage. And minimize secondary reshipment * on the structural wall, the column is played with the high level of the 500mm horizontal line, the gas concrete wall and the line of the door. * make the floor mat: at the bottom of the block wall, the kitchen and toilet must be poured in 200mm high C20 concret