Wall box set is made of large diameter seamless steel pipe, the header in addition to connecting water wall tube and pipe fittings fall, the bottom and regular sewage, water wall on the upper end of Part One box or pot tube connecting the lower end of the lower header connection. The drum through the feedwater pipes under the drum and fall to the next header, and then to the water wall tube is heated, the composition of the drum return soda mixture, consisting of natural circulation systems, boiler water wall and header connections, and the pot There Expansion connection tube and welding the two. If you need more water wall, economizer, collection boxes and other technical information and installation of boiler components, please contact 183-0511--8666, total Ni. 24 hours waiting for your advice. Yancheng Shengda Petrochemical Machinery Co., Ltd. specializes in producing A-class boiler parts - Department of China National Petroleum Corporation supplies access unit, China Petroleum & Chemical Corporation of Purchasing network member, through the measurement of the province to ensure the recognition and implementation of standards excellence enterprises qualified acceptance, were given the People's Republic of China special equipment manufacturing license (pressure piping components), People's Republic of China special equipment manufacturing license (A-class boiler parts), BOP and BOP control device production licenses, national industrial production permit and passed the IS09001 quality management system certification, IS014001 environmental management system certification, 0HSAS18001 occupational health and safety management system certification and the United States API certification (16A, 6A, 16C), has the right to use API monogram, successive years contract and trustworthy units. Companies registered capital of 51 million yuan, covers an area of ??61,800 square meters, construction area of ??32,000 square meters. Currently employs more than 180 employees, including 36 professional engineering and technical personnel. Have included ordinary cutting machines, machining centers, high-precision CNC lathes, high precision grinding machines, universal bending machine, universal hydraulic machine, heat treatment furnace, and advanced production and testing equipment more than 180 pieces (sets), strong technical force, hot and cold processing equipment complete, comprehensive means test.