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    CN / EN

    Japanese standard stainless steel flanged ball valves test pressure and connection size table

    發布時間:2022-07-14瀏覽量:1664

    The Japanese standard stainless steel flanged ball valve is a valve product made of stainless steel and inspected by the Japanese JIS industrial standard. Stainless steel Japanese standard flanged ball valves are currently mainly used to connect or cut off the medium in the pipeline, and some of them can be used for fluid control and regulation. They are widely used in various industries, such as chemical industry, petroleum, metallurgy, water treatment, electric power, etc. This article introduces the test pressure and connection size of the Japanese standard stainless steel flange ball valve in detail. The specific content is as follows.

    Table 1 Japanese standard stainless steel flanged ball valve test pressure:



    Pilot projectsshell testSeal testupper seal testAir tightness test
    mediumwatergas


    unit

    MPa

    MPa
    MPa
    MPa

    Nominal pressure10K2.41.51.5 0.5-0.7
    20K5.84.84.8


    Table 2 Main connection dimensions of stainless steel Japanese standard flanged ball valve

    modelSpecification(mm)size (mm)







    inchDNLDD1D2bz-ΦdHD0
    Q41F/Y-20K Q341F/Y-20K Q641F/Y-20K1/2″15140957052144-Φ1572115
    3/4″201521007558164-Φ1575130
    1″251651259070164-Φ1985150
    11/4″3217813510080184-Φ1995190
    11/2″4019014010585184-Φ19110230
    2″50216155120100228-Φ19120240
    21/2″65241175140120244-Φ19150280
    3″80283200160135268-Φ23165310
    4″100305225185160288-Φ23190330
    5″125381270225195308-Φ25240600
    6″1504033052602303212-Φ25270800
    8″2005023503052753412-Φ253151000
    10″2505684303803453412-Φ273801200




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