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 WTG-cable grip
Cable Grip

 WTG-cable grip

The WTG net sleeve is a dual-sided cable grip featuring a through-head design, which allows for easy fixation and secure hanging post-installation. It plays a critical and versatile role in the undersea installation of large high-voltage cables.

When manufactured from hot-dip galvanized steel wire, the net sleeve provides exceptional tensile strength, ensuring a firm and reliable grip on high-pressure cables in complex and challenging subsea environments. During pulling operations, it effectively prevents cable slippage and maintains precise alignment along the predetermined route. This ensures both continuity and accuracy in submarine cable laying, facilitating reliable power transmission from shore-based sources to offshore installations such as island grids and oil platforms.

    Product Parameters

    Model Size Range Mesh length Total length Breaking load
    WTG-6 4-6 400 550 600
    WTG-8 6-9 500 650 600
    WTG-10 9-12 500 700 900
    WTG-16 13-18 600 800 3000
    WTG-20 16-21 800 1000 4000
    WTG-25 22-28 1100 1300 7000
    WTG-30 29-36 1200 1420 7000
    WTG-40 37-45 1300 1550 10000
    WTG-50 45-55 1400 1650 12000
    WTG-60 56-68 1550 1900 12000
    WTG-75 69-80 1650 2080 12000
    WTG-90 80-95 1750 2150 15000
    WTG-115 88-101 1800 2220 18000
    WTG-130 101-114 1900 2350 18000
    WTG-155 115-127 2100 2560 20000
    WTG-180 124-152 2200 2680 20000
    WTG-220 153-180 2300 2780 20000
    WTG-230 180-230 2400 2700 20000
    WTG-280 230-280 2550 2850 20000
    WTG-320 280-320 2770 2950 20000

    MaterialSpecific Advantages

    01

    Stainless Steel 304:
    Offers outstanding corrosion resistance in highsalinity seawater. Over extended submersion, it maintains structural integrity and strength while resisting degradation, thereby ensuring stable cable guidance and positioning. This durability supports the expansion and reliability of undersea cable networks, strengthening the foundation for marine communications and energy infrastructure.

     

    Stainless Steel 316:
    Delivers superior corrosion resistance and mechanical strength, making it ideal for deepsea and extreme marine conditions. Even under high pressure, low temperature, and highly corrosive environments, it performs reliably, securely gripping the cable over extended distances and depths. This enables stable power and communication links essential for deepsea research, resource exploration, and other critical subsea projects.

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    Aluminum Alloy Pressed Section

    01

    Combines adequate strength with significant weight reduction. The lighter weight decreases the load on pulling equipment, simplifying handling and enhancing control during deployment. This results in more efficient, precise, and costeffective installation of large highvoltage submarine cables, reducing both time and operational expenses.

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    Stainless Steel Pressed Section

    01

    Utilizes the high strength and corrosion resistance of stainless steel to provide robust, durable support at connection points in aggressive subsea settings. It withstands high tensile forces without deformation or failure, ensuring a secure and lasting bond between the net sleeve and the cable. This enhances the safety and reliability of the pulling process, minimizing the risk of cable detachment or installation incidents.

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    Copper-Clad Net Sleeve

    01

    Provides excellent electrical conductivity, making it uniquely valuable in specialized undersea cable applications. In projects that require precise electrical performance monitoring or controlled power transmission, the copperclad design maintains mechanical stability without compromising the cable’s electrical properties. This allows for accurate installation while supporting efficient operation and smartgrid management of subsea power networks.

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