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    中文版 English
    TEL:
    +86-88781219
    Products
    Thin oil lubrication
    WDXF Check Valve

     WAF-E Safety valve is used in the concentrical oil lubrication system, to prevent the system pressure over the pressure adjusted. Applied media oil viscidity is 22~460mm2/s.


    Appearance and dimensions:




    type

    DN
    mm

    working pressure
    MPa
    d H H1 A flange size D3
    weight
    kg
    D D1 D2 B n
    WAF-E20/0.5
    WAF-E20/0.8
    20 0.2~0.5
    0.4~0.8
    G3/4 140 56 35.5 - - - - - 45 1.2
    WAF-E25/0.5
    WAF-E25/0.8
    25 0.2~0.5
    0.4~0.8
    G1 165 70 40 - - - - - 50 1.6
    WAF-E32/0.5
    WAF-E32/0.8
    32 0.2~0.5
    0.4~0.8
    G11/4 194 88 48 - - - - - 60 2.8
    WAF-E40/0.5
    WAF-E40/0.8
    40 0.2~0.5
    0.4~0.8
    G11/4 194 88 52 - - - - - 60 2.8
    WAF-E50/0.5
    WAF-E80/0.5
    WAF-E100/05
    50
    80
    100
    0.2~0.8 - 420
    485
    540
    110
    125
    155
    110
    125
    135
    165
    200
    220
    125
    160
    180
    100
    135
    155
    18
    18
    18
    4
    8
    8
    - 15
    23
    31

    Note:Connecting size of back port flange is according < steeliness flange by flat weld of convexity panel >(PN=1MPa)
    JB/T 81-1994.
    Emample of order:A safety valve its nominal pressure is 0.8MPa,DN is 40, working pressure 0.2~0.5:
                                         WAF-E40/0.5 safety valve JB/ZQ 4594-1997

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