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The application of bellows hose and finned bellows in the internal combustion engine cooler, put in 1 to one thousand steel bellows with discontinuous convex and concave form in the cooler shell of the diesel engine or amongst the two tube plates of the cooling main. The tube strategy and the welding technique are used to resolve the tube plate at one stop, so that the circulation condition of the cooling medium is modified, so as to improve the warmth transfer coefficient and enhance the warmth transfer performance. is novel in notion, useful in approach, low in price, reputable in overall performance, high in warmth transfer performance, non-scaling, lengthy in support daily life, and low in thermal tension.Pressure In accordance to the real operating strain of the hose, verify the nominal diameter and strain gauge of the corrugation to make a decision no matter whether to use the stainless metal mesh sleeve kind.Nominal diameter of the measurement hose, choose the sort of joint (primarily flange relationship, thread relationship, swift joint connection) and measurement, hose size.In accordance to the point out of the bellows hose, refer to the proper use and installation method of the metal hose and the ideal duration of the hose during settlement payment. The calculation of the size of the hose is in different states of motion and the minimal bending moments and least bending radius of the hose. The parameters are accurately chosen and put in accurately. Coating Equipment operating temperature and range of the medium in the hose the ambient temperature when the hose is operating. When the temperature is large, the temperature correction coefficient of the working strain of the metal bellows at substantial temperature have to be utilised to determine the strain right after the temperature correction to determine the appropriate pressure degree. vacuum flange of the medium conveyed in the media hose, according to the corrosion resistance parameter desk of the hose materials, establish the materials of the hose areas.Vacuum hoses are largely employed in monocry stalline silicon generation to obtain adverse vacuum.