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      1. Control Valves

        Our special program control valve for pressure swing adsorption。

        Technology Characteristics

        Main Performance Index



        Technology Characteristics

        J641– AL series valves are designed and manufactured according to the technical requirements of high performance pneumatic globe valves in PSA Hydrogen purification unit, including normal temperature type and high temperature type. The program controlled valves have the advantages of small volume, light weight, fast action, good sealing performance, long service life and high reliability.

        Application: mainly used in various pressure or temperature swing adsorption gas separation devices, as well as various industrial fluid conveying occasions requiring frequent switching.

        Main Performance Index

        Technical specs (normal temperature type):

        Nominal   pressure and diameter


        Nominal   pressure and diameter


        Applicable   temperature


        Applicable   media

        GasesNG,Air,O2,N2,H2,CO2,CO;   LiquidWater, steam, oil

        Maximum   working pressure difference

        3.0MPa or   according to user’s requirement

        Actuator drive pressure

        Gas pressure:0.4~0.6MPa(G); Liquid pressure:3~8MPa(G)


        Body: WCB or stainless steel

        Stem: 2Cr13 or 40Cr or 1Cr18Ni9Ti, 45

        Valve core: carbon steel - composite engineering material

        Valve seat: 1Cr18Ni9Ti, 316


        Flange standard:

        GB / T 9113.1-2000 Plain and Raised Face Integral Steel Pipe Flanges

        GB / T 9113.2-2000 Concave Convex Integral Steel Pipe Flange

        It can be matched with flanges with concave faces made according to JB and HG standard and etc.

        Others: parts materials and flange standards can be customized according to the special requirements of users.

        What do you need

        Contact the sales department

        If you need professional service, please inquire

        028-6259 0095

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        028-6259 0080

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