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DST tools 5" RD Safety Circulating Valve

DST Oiltools Co., Ltd
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    Buy cheap DST tools 5" RD Safety Circulating Valve from wholesalers
     
    Buy cheap DST tools 5" RD Safety Circulating Valve from wholesalers
    • Buy cheap DST tools 5" RD Safety Circulating Valve from wholesalers

    DST tools 5" RD Safety Circulating Valve

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    Brand Name : Oiltools
    Certification : API, ISO
    Model Number : 5"
    Price : US$1~5000/set
    Delivery Time : within 1-2 month(s) after receiving prepayment
    Payment Terms : T/T, L/C
    Supply Ability : 100 sets per month
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    DST tools 5" RD Safety Circulating Valve


    Specifications:

    The Rupture Disk (RD) safety circulating valve functions as both a safety valve and circulating valve.
    The rupture disk (RD) safety circulating valve functions as both a safety valve and circulating valve. The tool functions as a safety valve when the annulus pressure reaches a predetermined value. At that pressure, the valve isolates the workstring below the tool and establishes communication between the annulus and the workstring above the tool. This tool converts into a circulating valve when the ball valve section is removed.

    Features and Benefits:

    The tool is composed of three major sections:


    • The power section consists of a power mandrel case and rupture disk that is available for a wide range of pressure applications. The rupture disk bursts at a predetermined pressure, allowing annulus pressure to be applied to a differential area on the power mandrel. The power mandrel moves down, first pushing the ball valve closed, and then opening a set of circulating ports.


    • The circulating section consists of a set of ports that are initially sealed by the power mandrel. When the rupture disk bursts, the power mandrel moves down, exposing the ports that allow communication between the annulus and workstring.


    • The safety valve consists of a ball valve, operating pins, and collet fingers. As the power mandrel moves down, the operating
    arms close the ball valve. The collet fingers expand, allowing the power mandrel to continue traveling down to open the circulating ports.


    Nominal Tool Size in.

    OD

    In (mm)

    ID

    In (mm)

    Thread

    Connections

    Service

    Temperature

    °F(°C)

    Length

    In (cm)

    Tensile

    Rating

    lb(kg)

    Working

    Pressure

    Psi (bar)

    Flaw Area

    In2. (cm2)

    Number of Ports

    3.00

    3.06

    (7.72)

    1.25

    (2.54)

    21/4 CAS

    450

    (204)

    60.00

    (152.4)

    114,000

    (60782)

    15,000

    (1034)

    1.23

    (7.94)

    4

    37/8

    3.90

    (9.91)

    1.80

    (4.57)

    27/8 CAS

    450

    (204)

    70.09

    (180.09)

    164,000

    (74390)

    15,000

    (1034)

    3.14

    (20.26)

    4

    5.00

    5.03

    (12.78)

    2.03

    (51.56)

    37/8 CAS

    450

    (204)

    68.02

    (172.77)

    328 00

    (148 781)

    15,000

    (1034)

    3.14

    (20.26)

    4

    5.00 SG1

    5.03

    (12.78)

    2.03

    (51.56)

    37/8 CAS

    450

    (204)

    68.02

    (172.77)

    328 00

    (148 781)

    15,000

    (1034)

    3.14

    (20.26)

    4

    Features and Benefits
    The tool is composed of three major sections:


    • The power section consists of a power mandrel case and rupture disk that is available for a wide range of pressure applications. The rupture disk bursts at a predetermined pressure, allowing annulus pressure to be applied to a differential area on the power mandrel. The power mandrel moves down, first pushing the ball valve closed, and then opening a set of circulating ports.


    • The circulating section consists of a set of ports that are initially sealed by the power mandrel. When the rupture disk bursts, the power mandrel moves down, exposing the ports that allow communication between the annulus and workstring.


    • The safety valve consists of a ball valve, operating pins, and collet fingers. As the power mandrel moves down, the operating
    arms close the ball valve. The collet fingers expand, allowing the power mandrel to continue traveling down to open the circulating ports.


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