As people's lives become better and better, the demand for living conditions and working conditions is getting higher and higher, and ventilation pipes are installed inside the building.
1, for long-term use, do not use, poor maintenance of ventilation pipes, due to a large area of corrosion, thickness reduction, strength weakened, before re opening, according to the provisions of a comprehensive inspection.
2, repair or replacement of local ventilation pipeline, to avoid misuse or not reasonable substitute and reduce the ultimate stress of the pipe;
3. The ventilation piping system shall be equipped with safety relief devices according to the regulations and keep it sensitive and easy to use;
4 ventilation ducts must be designed by qualified design units and comply with the design specifications;
5, take effective measures to prevent the atmosphere and medium of ventilation pipe corrosion;
天天乐棋牌 6, ventilation pipe installation project should be checked before and after service and acceptance, pipe structure, materials, welding, heat treatment, pressure test and other key links must comply with the requirements;
7, the operation must strictly implement the operating procedures, control process indicators, to prevent overheating, over pressure operation;
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