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Your Professional Transmission Line Tower Supplier

Qingdao Jiudingli Steel Structure Engineering Co., Ltd.It's founded in 2003 ,loated in Qingdao .The company is 5km from airport. And mainly engaged in the production and manufacturing of solar bracket ,transmission line towers,substation steel structures,communication towers etc.The company have production license of 500KV and 750KV transmission line tower.

Wide Base Angle Tower
The Wide Base Angle Tower is a transmission angle tower designed with enlarged leg spacing to improve foundation stability in soft soil, reclaimed land, and low-bearing-capacity ground conditions.
Transposition Tower
The Transposition Tower is used in high-voltage transmission lines to swap phase conductor positions and balance electrical parameters.
Strain Tower
The Strain Tower is a self-supporting steel lattice tower used at transmission line tension sections, terminal sections, and angle locations to withstand conductor tension and unbalanced loads.
Self Supporting Angle Tower
The Self Supporting Angle Tower is a four-leg lattice steel transmission tower without guy wire anchoring, designed for high-voltage line angles, crossings, and corridor-constrained installations.
Sectionalizing Tower
The Sectionalizing Tower is used at transmission line sectionalizing points to provide structural support for conductor separation and mounting of switching equipment.
Narrow Base Angle Tower
The Narrow Base Angle Tower is a self-supporting steel lattice tower designed with reduced leg spacing to minimize footprint requirements in constrained transmission line corridor angles.
Medium Duty Angle Tower
The Medium Duty Angle Tower is a self-supporting steel lattice tower installed along high-voltage trunk routes to balance lateral tension at line deviation points.
Light Duty Angle Tower
The Light Duty Angle Tower is used at 10kV–110kV line angle positions to carry transverse conductor tension and provide structural support for line direction changes.
High Voltage Suspension Tower
The High Voltage Suspension Tower is a support structure designed for straight sections of high-voltage transmission lines, using suspension insulator strings to carry and suspend conductors.
Heavy Duty Tension Tower
The Heavy Duty Tension Tower is a self-supporting steel lattice tower used in 110kV–800kV transmission lines, installed at tension, terminal, and angle sections to carry conductor tension and
Heavy Duty Angle Tower
The Heavy Duty Angle Tower is a high-rigidity self-supporting steel lattice tower designed for large-angle transmission line deviations and heavy-load transmission corridors.
Extra High Voltage Suspension Tower
The Extra High Voltage Suspension Tower is a heavy-duty overhead power support structure engineered for the straight-line segments of 330kV to 750kV grids to carry multi-bundle conductors vertically

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Why Choose us

Complete Product Qualifications

The company holds Grade II Steel Structure Professional Contracting Qualification. Additionally, the company has obtained ISO 9001, ISO 14001, ISO 45001, and CE certifications.

Strong Technical Strength

The company employs 26 professional personnel with diverse technical and economic qualifications. It provides efficient OEM and ODM services, with an annual production capacity reaching up to 360,000 tons.

Advanced Production Equipment

The company is equipped with advanced machinery, including CNC cutting machines, three-roll hydraulic plate rolling machines, hydraulic plate shearing machines, edge planers, end milling machines, and automatic sandblasting facilities.

Specification

product name	Transmission line tower
surface	Hot dip galvanized
certificate	CE/ISO9001
advantage	Customized service provided
life	50 years
engineering service	Engineering
service	Professional customization service

Benefits of Transmission Line Tower

Stable Structure And Strong Bearing Capacity

The Pylon Transmission Line Tower adopts a spatial truss structure design. The rods are mainly composed of a single equilateral angle steel or a combined angle steel, which is sheared and connected by thick bolts. This structural form enables the transmission tower to disperse the force to each rod when bearing the gravity of the conductor, thereby improving the overall bearing capacity.

Easy Installation And Low Maintenance Cost

The high-voltage transmission tower adopts a bolt connection design, making the installation process simple and fast. The modular component design enables construction workers to assemble the transmission tower, shortening the construction period. At the same time, the reliability of the bolt connection also ensures the long-term stable operation of the tower body and reduces the subsequent maintenance costs.

Anti-Corrosion Treatment, Long Service Life

The high-voltage transmission tower has undergone strict anti-corrosion treatment, such as hot-dip galvanizing, which effectively resists corrosion and erosion in the natural environment. The hot-dip galvanizing layer can form a dense protective layer to isolate the erosion of air and moisture to the steel, thereby extending the service life of the transmission tower.

Types of Transmission Line Tower

Lattice Towers

Perhaps the most common type of transmission tower, lattice towers are characterized by their open framework of intersecting metal sections. These towers offer excellent strength-to-weight ratio, making them ideal for carrying heavy power lines over long distances. Lattice towers come in various configurations such as delta, diamond, and square, each suited for different voltage requirements and environmental conditions.

Tubular Towers

Tubular towers, as the name suggests, are cylindrical in shape and consist of hollow steel sections. These towers offer a sleek and modern appearance while providing robust support for power lines. Tubular towers are often preferred in urban areas or regions with high aesthetic concerns due to their pleasing design and ability to blend seamlessly into the surroundings.

Guyed Towers

Guyed towers rely on guy wires for support and stability. These towers feature a central mast with multiple guy wires extending outward and anchored to the ground. Guyed towers are commonly used in areas with limited space or uneven terrain where traditional self-supporting towers may not be feasible.

Self-Supporting Towers

Self-supporting towers, also known as free-standing towers, are designed to support the weight of power lines without the need for external support structures like guy wires. These towers come in various designs such as triangular, square, or hexagonal, each offering different levels of stability and load-bearing capacity. Self-supporting towers are commonly used in flat terrains or areas with minimal environmental constraints.

Monopole Towers

Monopole towers are single, slender poles that support power lines vertically. These towers offer a compact footprint and are often used in urban or suburban areas where space is limited. Monopole towers can be aesthetically pleasing and are sometimes disguised as flagpoles or trees to minimize visual impact.

Hybrid Towers

Hybrid towers combine the design features of multiple tower types to optimize performance and cost-effectiveness. For example, a hybrid tower may feature a lattice structure at the base for added stability, transitioning into a tubular or monopole design as it rises. Hybrid towers are versatile solutions that can be customized to meet specific project requirements.

Transmission Line Tower Structures

The structures commonly used on transmission lines are either lattice type or pole type. Lattice structures are usually composed of steel angle sections. Poles can be wood, steel, or concrete. Each structure type may be self-supporting or guyed (supported by cables).

Shipping

We offer worldwide shipping for our products.

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The products will be shipped via a reputable courier service, such as DHL or FedEx, to ensure timely and reliable delivery.

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Shipping costs will be calculated based on the destination and weight of the package.

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Customers will receive a tracking number once the package has been shipped, so they can track the status of their delivery.

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We strive to ship all orders within 2 business days of receiving the payment.

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In case of any delays or issues with shipping, our customer service team will promptly communicate with the customer to resolve the problem.

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With our careful packaging and efficient shipping methods, you can trust that your products will arrive in perfect condition and on time.

Certificate

FAQ

Q: What is the life expectancy of a transmission tower?

A: The lifetime of a transmission tower may reach 80 to 120 years, proper maintenance provided. Within this time some elements need to be changed (maybe earth wires, conductors, clamps), others need refurbishment (foundations, earthing grid). In most cases steel towers need protection against corrosion.

Q: What is the voltage of a transmission line tower?

A: Transmission lines carry electricity over long distances at high voltages, typically between 115 kV and 765 kV (115,000 volts and 765,000 volts).

Q: Is it safe to touch a transmission tower?

A: Touching a transmission line (or an object that is touching one) can result in serious injury, even death, as electricity seeks a path to ground.

Q: What is the peak of the transmission tower?

A: The peak is the topmost part of the tower. Generally, insulators are placed at a peak. The role of these insulators is to prevent the transmission lines from coming into contact with the metal tower.

Q: Are transmission towers AC or DC?

A: Most North American transmission lines are high-voltage three-phase AC, although single phase AC is sometimes used in railway electrification systems. DC technology is used for greater efficiency over longer distances, typically hundreds of miles.

We're well-known as one of the leading transmission line tower manufacturers and suppliers in China. If you're going to buy transmission line tower made in China, welcome to get quotation and specification from our factory. For price consultation, contact us.

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