Spirax Sarco provides various forms of non-return valve , which can effectively prevent the backflow of fluid pipes . Easy to install and maintain .

    DCV Series Check Valve Disc Check Valves

    L bad check valve DCV system compact structure , easy to install. Can be installed in vertical or horizontal pipe or inclined pipelines , simply two flanges on the folder to install.

    DCV2 / B Series Check Valve uses a special structure , specifically for boiler feed water, boiler water to prevent backflow .

    DCV check valve for steam and a variety of liquids, gases and other industrial systems , and provides various options depending on the application :

Seat options:

Spirax Sarco metal seat (Metal): - suitable for steam or other high temperature fluid systems .

Temperature range -200 ℃ ~ 400 ℃.

Rubber seat (Viton): - applies to oil and gas systems , to ensure a good 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 industrial fluid system .

Nickel-chromium alloy spring - for high temperature systems.

Strong spring - for boiler feedwater system .

No springs - for low flow pressure loss system . Only for vertically upward flow in the pipeline .

Spirax Sarco SDVC series check valves Split Disc Check Valves

    SDCV series split disc check valve flange on the clip can 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, maximum diameter of DN300.

LCV Series Check Valve Lift Check Valves

    LCV Series lift check valves installed in horizontal pipe can be used for a variety of steam , condensate and hot water systems.

    The connection is a threaded connection , the maximum diameter of 80mm (3 ").

LCV Series Check Valve Lift Check Valves

    LCV Series lift check valves installed in horizontal pipe can be used for a variety of steam , condensate and hot water systems.

Connection to threaded connections , the maximum diameter of 80mm (3'').

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