特殊管道和阀门施工技术标准（Technical standards for construction of special pipes and valves）.docVIP

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特殊管道和阀门施工技术标准（Technical standards for construction of special pipes and valves）.doc

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特殊管道和阀门施工技术标准（Technical standards for construction of special pipes and valves）

特殊管道和阀门施工技术标准（Technical standards for construction of special pipes and valves） This paper contributed by haotian198361. Doc document may at the WAP end of the browsing experience poor. Suggest you select TXT, or download the source file to the machine view. Special technical standards for the construction of pipelines and valves 1 general provisions of the 1.1 standards for the construction and acceptance in the boiler flue gas desulfurization system of plastic pipes, FRP pipe, pipe lining, pipeline, pipeline and acid-base slurry valve. In addition to meet the construction requirements of this standard, but also should satisfy the following requirements and design drawings. Electric power construction and acceptance of technical specifications (Guan Daopian) DL5031-1994 version of thermal power construction quality inspection and evaluation standards (Guan Daopian) the 2000 edition of electric power construction and acceptance of technical specifications (the fourth part of power plant chemistry) DL/T5190.4-2004 version of thermal power construction quality inspection and evaluation standards (water treatment and hydrogen plant articles) 2001 Edition 1.2 plastic, glass steel and engineering plastic pipe, should meet the following requirements: a) pipe bonding, interface should be polished and clean, in strict accordance with the construction of the bonding process. After bonding protected, to be fully cured adhesive for installation. B) C) d) e) near the electricity fire welding, should take quarantine measures. Welding slag should not touch and cutting scrap in the pipeline. Should be used in manufacturing factory production pressure shaping membrane products. Both ends of the connecting bolts should be tightened and symmetrical, flat washers, uniform force, bolt exposed 2~3 buckle. We should avoid long-term exposure in the sun, to prevent the deterioration of aging. Distance between the 1.3 pipe rack, should meet the design requirements, plastics, glass steel pip