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        GI¸ßÕæ¿Õµû·§

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        GIÐ͸ßÕæ¿Õµû·§¸ÅÊö

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        GI High Vacuum Butterfly Valve

        GI high vacuum butterfly valve is used to put through or cut off the airflow in vacuum pipeline. Applicable medium can be pure air and noncorrosive gases.

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        Main Technical Performance

        ¡¡ÊÊÓ÷¶Î§£ºApplicability ¡¡105¡«1.3¡Á10-4Pa
        ¡¡·§ÃÅ©ÂÊ£ºValve Leak Rate ¡¡¡Ü1.3¡Á10-4Pa.L/S.
        ¡¡ÊÊÓÃζȣºApplicable Temperature ¡¡-25¡«+80¡æ(¶¡ëæÏð½º)
        -30¡«+150¡æ(·úÏð½º)
        ¡¡°²×°·½Ïò£ºMounting Direction ¡¡ÈÎÒâ

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        Materials of Main Parts

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        Body, bonnet and stem: carbon steel or stainless steel
        Sealing element: NBR, Viton

        ÍâÐμ°Á¬½Ó³ß´ç(mm)

        Overall and Connection Dimensions(mm)

        Model
        ÐͺÅ
        DN
        D
        Do
        D1
        B
        H
        B1
        L
        n-¦Õc
        GI-32
        32
        78
        64
        36
        22
        32
        36
        115
        4-¦Õ7
        GI-40
        40
        85
        70
        44
        22
        40
        36
        115
        4-¦Õ7
        GI-50
        50
        110
        90
        55
        22
        50
        36
        115
        4-¦Õ9
        GI-65
        65
        125
        105
        70
        26
        130
        38
        135
        4-¦Õ9
        GI-80
        80
        145
        125
        85
        30
        140
        38
        135
        4-¦Õ9
        GI-100
        100
        170
        145
        105
        30
        153
        38
        135
        4-¦Õ12
        GI-150
        150
        220
        195
        156
        35
        179
        40
        165
        8-¦Õ12
        GI-200
        200
        275
        250
        208
        40
        208
        40
        185
        8-¦Õ12
        GI-250
        250
        330
        300
        258
        45
        234
        45
        300
        8-¦Õ14
        GI-300
        300
        380
        350
        308
        55
        300
        55
        350
        8-¦Õ14
        GI-400
        400
        500
        465
        408
        60
        340
        60
        500
        8-¦Õ18

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