平瓦工艺(国外英文资料).docVIP

平瓦工艺(国外英文资料) 1, scope, This process is suitable for the construction of flat tile roofing of industrial and civil building. Flat tile roof is made of material such as clay, cement tile laying in reinforced concrete or wood base on the waterproof, it is suitable for the waterproof grade for class II, III, IV, and slope of not less than 20% of the roof. In high winds or earthquake areas, the roof of the flat tiles should be taken to make the tiles and roofing floor fixed firmly. 2, construction preparation, 2.1 material requirement Specifications and quality requirements of 2.1.1 tiles and ridges: Flat tile is mainly refers to the traditional mechanism of clay tile and cement flat tile, flat tile roof is composed of flat tile and ridge tile, flat tile used for bedding slope, ridge tile cladding on the roof. Clay pintiles and their ridges are made of clay pressing or extruding, drying and roasting. The cement flat tile and the ridge tile are made of cement, sand and water mixing by mechanical rolling, and the steam curing is made after the constant pressure steam. Specifications and quality requirements of 2.1.1.1 clay tiles and ridges. The dimensions and quality of the clay tiles and ridges are shown in table 2.1.1.1.1.1.1.1.7. The specification and main size of clay tiles (mm)??? Table 2.1.1.1.1 Product category specifications Basic dimensions Flat tile 400 х 240 ~ 360 х 220 The thickness of the Tile slots The depth of the Side bar highly The length of the lap Watts to grasp Head to tail Inside and outside the slot Suppression of tile Out of tile After the catch Effective height 10 ~ 20 10 or higher t3 50 ~ 70 25 ~ 40 It has four tiles Make sure you get two 5 or more Ridge tile L p 300 B 180 or more a. L1 d H. 10 ~ 20 25 to 35 b / 4 15 or more The size of clay tiles allows for deviation (mm)??? Table 2.1.1.1.2 Size range Classy article Grade a Nonconforming product L (b) 350 or more Plus or minus five Plus or minus 6 Plus or minus 8 250 (b) or less 250 Plus or mi