Fire Engineering Dongguan, Dongguan Which is good _ _ Shunjie Fire Fire Engineering

4.5.2.4 fire pump adapter wall mounting should meet the design requirements. No design, its installation height appropriate for the 1.1m; net distance and on the wall of doors, windows, holes, holes of not less than 2.0m, and should not be installed below the glass curtain wall. 4.5.3 fire pump adapter underground installation, inlet and covers the bottom surface so that the distance is not more than 0.4m, and should not be less than the radius of the covers. 4.5.4 masonry underground fire pump adapter wells shall meet the following requirements: 4.5.4.1 underground fire pump adapter set well above the water table in the highest places, which should be adopted Mu7.5 grade brick wall, M5.0 grade cement mortar masonry; 4.5.4.2 underground fire pump adapter is set well below the water table in the place of the highest, its wall should adopt Mu7.5 grade brick, M7.5 class cement mortar masonry, and the inner wall, outer surfaces shall 1:2 cement mortar surface, and water should be mixed with agent, plaster of thickness not less than 20mm, wipe the surface should be higher than the highest water table height 250mm. When the pipe through the wall, the gap between the pipe and the wall should adopt the clay dense packing, and shall M7.5 grade cement mortar fire engineering industries preferred surface Dongguan, plaster thickness of not less than 50mm. 5.1.4.2 When the pipe reducers, reducer fittings should be adopted; shall not be used in the pipe elbow bushing; when you need to use up the core of Dongguan Fire Engineering contact telephone number, available on a tee where the good fire protection engineering Dongguan, four should not pass on the more than two; nominal diameter of the pipe should not be used more than 50mm union; packing 5.1.4.3 threaded connection should be evenly attached to the threaded portion of the pipe; tighten the screw, can not squeeze into the filler pipe; after connecting , you should clean the external connections. 5.1.4A, groove fittings connections shall meet the following requirements: 5.1.4A.1 selected groove fittings should be consistent with existing national standards "groove fittings" requirement CJ / T15-2001, the material should ductile iron and consistent with existing national standards "Ductile Iron" GB / T1348; Fire Engineering Dongguan, Dongguan Which is good _ _-Czech Fire Fire Engineering provided by Dongguan Shun Jie Fire Engineering Co., Ltd.. Dongguan Shun Jie Fire Engineering Co., Ltd. (www.shunjiexf.com) strong, credible, in Dongguan, Guangdong Cleaning equipment industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Shunjie fire into the brilliant and you work for a better future!