英国斯派莎克dcv3对夹式止回阀价格，斯派莎克蝶式止回阀型号，斯派莎克对夹式止回阀图片，spiraxsarco，dn15-500,不锈钢材质，原装进口、规格齐全！
斯派莎克提供各种形式的止回阀，可有效的防止管道中流体回流。同时安装和维修简便。
    dcv系列止回阀disc check valves
   dcv系歹l止回阀结构紧凑，安装简便。可安装在垂直或水平管道或倾斜管道，只需简单的两片法兰对夹安装即可。
    dcv2/b系列止回阀采用特殊结构，专门用于锅炉给水，防止锅炉水倒流。
    dcv止回阀可用于蒸汽和各种液体、气体等工业系统中，并可根据实际应用提供
spirax sarco check valve details:
         spirax sarco provides variousforms of non-return valve , which can effectively prevent thebackflow of fluid pipes . easy to install and maintain .
    dcv series check valve disc check valves
    l bad check valve dcv system compact structure , easyto install. can be installed in vertical or horizontal pipe orinclined pipelines , simply two flanges on the folder toinstall.
    dcv2 / b series check valve uses a special structure, specifically for boiler feed water, boiler water to preventbackflow .
    dcv check valve for steam and a variety of liquids,gases and other industrial systems , and provides various optionsdepending on the application :
seat options:
spirax sarco metal seat (metal): - suitable for steam or other hightemperature fluid systems .
temperature range -200 ℃ ~ 400 ℃.
rubber seat (viton): - applies to oil and gas systems , to ensure agood seal .
temperature range -15 ℃ ~ 250 ℃.
epdm seat (epdm): - for water systems.
temperature range -50 ℃ ~ 150 ℃
spirax sarco check valve spring options:
standard spring - with a dry steam, water and many other industrialfluid system .
nickel-chromium alloy spring - for high temperature systems.
strong spring - for boiler feedwater system .
no springs - for low flow pressure loss system . only forvertically upward flow in the pipeline .
spirax sarco sdvc series check valves split disc check valves
    sdcv series split disc check valve flange on the clipcan be used for a variety of industrial fluids such as steam ,condensate , hot water system, prevent backflow of fluids in pipes.
    offers a variety of material selection, maximumdiameter of dn300.
lcv series check valve lift check valves
    lcv series lift check valves installed in horizontalpipe can be used for a variety of steam , condensate and hot watersystems.
    the connection is a threaded connection , the maximumdiameter of 80mm (3 ).
lcv series check valve lift check valves
    lcv series lift check valves installed in horizontalpipe can be used for a variety of steam , condensate and hot watersystems.
connection to threaded connections , the maximum diameter of 80mm(3&＃39;&＃39;).

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