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Under the scientific organization, strict control and meticulous management of the Zhongke project of Shijian Company, after the installation of 12 teams of 10 electric welders and the meticulous welding, by September 20, the 800,000 tons/year ethylene project of the Zhongke Refining and Chemical Integration Project was complet.
Each ethylene cryogenic spherical tank with a volume of 2,000 cubic meters, weighs 290 tons, has a diameter of 17 meters, and a wall thickness of 40 .
There are 12 teams responsible for the installation of two vinyl spherical tan.
Especially in the construction of spherical tank welding, which is the top priority, in order to ensure the excellence of the project, they have taken a series of effective quality assurance measures:The ten electric welders employed are skilled and experienced, and have always maintained excellent welding quali.
Under the strong technical quality assurance, the welding of the two balls has been inspected by a third party with 100% flaw detection and filming, and the pass rate of one welding is as high as 9