1. <output id="ji0ql"></output>

      <sub id="ji0ql"><table id="ji0ql"></table></sub>
      <wbr id="ji0ql"><pre id="ji0ql"><video id="ji0ql"></video></pre></wbr>

    2. <nav id="ji0ql"><code id="ji0ql"></code></nav>

      <wbr id="ji0ql"><pre id="ji0ql"></pre></wbr>
      <wbr id="ji0ql"><legend id="ji0ql"></legend></wbr>
      <center id="ji0ql"><table id="ji0ql"></table></center>

      Zhengzhou Butterfly Valve Factory Co., Ltd.

      Your position is:Home > Technology > Text Technology

      I unit production of all kinds of butterfly valves classified

      Release time:2012-10-27 19:42:52 Source:Zhengzhou Butterfly Valve Factory Co., Ltd. Browsing times:get_hits(162,1,0,"show_i_hits")

      The unit production of valves can be classified into the following categories:
      One, the midline butterfly valve
      1 clip on butterfly
      2 double flanged butterfly valve
      The 3 telescopic butterfly valve
      Two, eccentric butterfly valve
      1 double eccentric two-way sealed butterfly valve flange
      The 2 telescopic double eccentric two-way sealed butterfly valve
      3 eccentric metal sealing butterfly valve
      The 4 telescopic double eccentric metallic sealing butterfly valve
      5 eccentric metal sealing butterfly valve and double flange
      The 6 telescopic eccentric metal sealing butterfly valve and double flange
      7 pairs of clamp type metal sealing butterfly valve
      8 eccentric hard seal ball valve
      Three, check valve
      1 swing check valve
      The 2 check valve on the clip-on
      3 Butterfly micro-resistance slow-closing check valve
      4 hydraulic slow closing check valve
      A 5 accumulator type night slow closing check valve
      6 weight type hydraulic slow closing check valve
      Four, flue gas butterfly valve
      1 high temperature ventilating butterfly valve
      2 air valve
      The 3 shutter valve
      4 electro-hydraulic push rod butterfly valve
      Five, telescopic device
      1 small thrust type telescopic device
      The 2 ends of the flange disc type limit expansion joint
      3 sets of telescopic Street
      4 limit expansion joint
      5 load transfer joint
      6 flexible rubber joint
      Six, the sewage treatment equipment
      1 manual hoist
      2 electric hoist
      3.SYZ, SYTZ, SFZ, SFTZ cast iron ( with copper ) gate
      A 4 diaphragm type hydraulic angle type exhaust valve
      The 5 tide gate ( gate )
      6 pairs of clamp type knife gate valve
      Seven, other types of valves
      The 1 cut-off valve
      The 2 gate
      The valve has the following classification:
      1, in the form of the structure classification
      ( 1) the center sealing butterfly valve ( 2) single eccentric sealing coal valve ( 3) double eccentric seal butterfly valve ( 4) three eccentric sealed off valve
      2, in the form of the structure classification
      ( 1) of soft sealing butterfly valve
      1) seal by non-metal soft material on non-metal soft material.
      2) seal consists of a metal hard material on non-metal soft material.
      ( 2) metal hard seal butterfly valve sealing pair consists of a metal hard material on metal hard materials.
      The 3 seal according to classification
      ( 1) forced sealing butterfly valve
      1) flexible sealed butterfly valve. Sealing pressure by a valve closing valve plate extrusion seat, seat or valve plate elastic production.
      2) external torque seal butterfly valve. Sealing pressure from the outside to the valve shaft torque produced.
      ( 2) pressurizing sealing butterfly valve. Sealing pressure is composed of a valve seat or on the valve plate elastic component sealing element pressure generation.
      ( 3) automatic seal butterfly valve. Sealing pressure by the pressure of the medium automatic generation.
      4 by working pressure classification
      ( 1) vacuum butterfly valve the working pressure is lower than the standard pressure butterfly valve
      ( 2) low nominal pressure PN<1.6MPa butterfly valve butterfly valve
      ( 3) medium pressure valve nominal pressure PN 2.5--6.4MPa butterfly valve
      ( 4) and pressure valve nominal pressure PN 10. 0--80.0MPa butterfly valve
      ( 5) super high pressure valve nominal pressure PN>100MPa butterfly valve
      By 5 working temperature classification
      ( 1) t>450℃high temperature butterfly valve butterfly valve
      ( 2) in 120℃temperature butterfly valve
      ( 3) a 40 ℃temperature butterfly valve
      ( 4) a 100 ℃low temperature butterfly valve
      ( 5) t< 100 ℃cryogenic butterfly valve butterfly valve.
      6 by connection classification
      ( 1) of the wafer butterfly valve
      ( 2) the flange type butterfly valve
      ( 3) supporting lug type butterfly valve
      ( 4) welded butterfly valve
      7 according to the driving form
      Manual, worm gear drive, electric, pneumatic, hydraulic, electro-hydraulic linkage actuator.

      Copyright © the 2012 Copyright Zhengzhou Butterfly Valve Factory Co., Ltd. Henan ICP 10017893 No. ofThe contacts:Mr Yang 18638587506Tel :0371 -68921556Fax :0371-68,924,295
      Address: Zhengzhou Shangjie eastern outskirts paragraph Postal Code: 450041 網站服務:鄭州網站建設|鄭州做網站|滎陽做網站新仲達網絡

      document.getElementById("bdshell_js").src = "http://bdimg.share.baidu.com/static/js/shell_v2.js?cdnversion=" + Math.ceil(new Date()/3600000); 草莓视频app在线,草莓视频app在线播放,草莓视频app在线观看,草莓视频APP在线观看网站地址
      1. <output id="ji0ql"></output>

        <sub id="ji0ql"><table id="ji0ql"></table></sub>
        <wbr id="ji0ql"><pre id="ji0ql"><video id="ji0ql"></video></pre></wbr>

      2. <nav id="ji0ql"><code id="ji0ql"></code></nav>

        <wbr id="ji0ql"><pre id="ji0ql"></pre></wbr>
        <wbr id="ji0ql"><legend id="ji0ql"></legend></wbr>
        <center id="ji0ql"><table id="ji0ql"></table></center>