High Voltage Galvanized Steel Pipe Tower

Qingdao Anbang New Energy's High Voltage Galvanized Steel Pipe Towers are core supporting steel structures specially developed for 110kV-1000kV high-voltage and ultra-high-voltage transmission projects.

The products are made with high-quality Q345B/Q355B high-strength steel, precisely welded, and treated with a fully automated hot-dip galvanizing process for long-lasting corrosion resistance.

They feature advantages such as high structural stiffness, strong wind and earthquake resistance, space-saving, and long service life.

As a benchmark product directly supplied by a local Chinese factory, these high-voltage galvanized steel pipe towers fully meet the long-distance, large-capacity power transmission requirements in complex terrains and harsh climates.

Why choose Anbang high-voltage galvanized steel pipe towers?

Factory strength, controllable quality: Qingdao Anbang owns a standardized production base, with the full-process independent production of high-voltage galvanized steel pipe towers—from steel plate cutting, rolling, and welding to hot-dip galvanizing, assembly, and inspection—executing the ISO9001 quality system to ensure each tower meets accuracy standards and stable performance.

High-strength materials, safe and reliable: The main materials are selected from Q345B and higher-grade high-strength steel. The high-voltage galvanized steel pipe towers exhibit excellent bending, torsion, and icing resistance, designed for seismic intensity up to 8 degrees, and wind resistance of 35-40 m/s in extreme conditions, ensuring zero hidden risks during long-term operation.

Hot-dip process, long-lasting corrosion resistance: Using the national standard hot-dip galvanizing process, with a zinc layer thickness ≥ 85 μm, the high-voltage galvanized steel pipe towers have an outdoor corrosion-resistant life of over 30 years.

Compared to ordinary coatings, the full lifecycle maintenance cost is reduced by more than 60%.

Highly customizable, strong adaptability: Structures can be customized according to voltage levels (110kV-1000kV), tower heights (30-120m), and terrain environments, providing a full range of towers including straight towers, angle towers, terminal towers, and tension towers.

Full-chain service, worry-free delivery: Integrating design, production, transportation, installation, and after-sales service for high-voltage galvanized steel pipe towers, the professional team follows through the entire process, shortening project cycles by 30% and meeting customers' one-stop procurement needs.

Selection Guide

General Principles of Selection

When selecting High Voltage Galvanized Steel Pipe Towers, priority should be given to the four core factors: voltage level, line angle, terrain, and meteorological conditions, combined with land conditions and construction environment to comprehensively determine the tower type.

The Qingdao Anbang factory can provide one-on-one mechanical verification and customized selection to ensure the safety, economy, and suitability of high-voltage galvanized steel pipe towers.

Selection by Voltage Level

110kV Transmission Lines
Recommended: Lightweight straight high-voltage galvanized steel pipe towers, small-angle steel pipe towers
Common height: 21m–42m
Applicable: Urban distribution networks, industrial parks, renewable energy collection lines

220kV Transmission Lines
Recommended: Standard straight / tension-resistant high-voltage galvanized steel pipe towers, narrow-base steel pipe towers
Common height: 30m–63m
Applicable: Regional backbone networks, urban ring networks, river-crossing and road-crossing projects

500kV and Above Ultra/Extra High Voltage
Recommended: Large-load tension-resistant high-voltage galvanized steel pipe towers, double-circuit / multi-circuit steel pipe towers
Common height: 54m–100m
Applicable: Cross-province and cross-region transmission, large-span lines, major renewable energy export corridors

Selection by Line Function

Straight towers: Used for straight lines with no angle or angles <5°, lightweight, low cost, quick to construct

Angle towers: Used for lines with angles 5°–90°, can withstand lateral tension, with stronger structural rigidity

Tension towers: Used for line sections, wire break protection, high-tension areas, can bear full conductor tension ensuring line safety redundancy

Terminal towers: Used at line station entries, start/end points of substations, one-sided high stress, with reinforced structure design

Large-span towers: Used for crossing rivers, highways, railways, valleys, made of ultra-high-strength steel with thick galvanization, excellent wind vibration resistance

Selection by Terrain and Environment

Mountain / hilly terrain with steep slopes, difficult transport → use sectional high-voltage galvanized steel pipe towers, lightweight single pieces, easy to lift, small foundation footprint

Coastal / salt-spray areas with high corrosion and humidity → use thick-zinc-layer high-voltage galvanized steel pipe towers, zinc layer ≥100μm, greatly extending anticorrosion life

Heavy icing / ice-covered areas with ice thickness >10mm → use reinforced high-voltage galvanized steel pipe towers, increase main material cross-section, improve overload capacity against ice

High wind / typhoon areas with design wind speed >35m/s → use high-wind-resistant high-voltage galvanized steel pipe towers, optimize taper and structure to reduce wind load

Urban / park areas with limited space and high aesthetic requirements → use narrow-base high-voltage galvanized steel pipe towers, small footprint, simple and aesthetically pleasing design

Selection by Number of Circuits

Single circuit: Conventional high-voltage galvanized steel pipe towers, simple structure, optimal economy

Double circuit: Double-circuit high-voltage galvanized steel pipe towers, save corridor space, suitable for urban areas and land-scarce regions

Multi-circuit / multiple circuits on the same tower: For ultra-high voltage dense corridors, use multi-circuit heavy-duty high-voltage galvanized steel pipe towers.

FAQ

What are the advantages of High Voltage Galvanized Steel Pipe Towers compared to angle steel towers?

High-pressure galvanized steel tube towers have larger sectional bending stiffness and smaller wind resistance coefficient, making them stronger against wind and earthquake; they occupy only 1/3 to 1/2 of the land required by angle steel towers, saving land costs; they have a neat appearance, longer corrosion resistance lifespan, and lower maintenance requirements.

How is the quality of hot-dip galvanizing ensured? What is the service life?

Anbang high-pressure galvanized steel tube towers use the national standard GB/T 13912 hot-dip galvanizing process, with a zinc layer thickness ≥85 μm, and each unit is tested by a third party.

Under normal outdoor conditions, the corrosion resistance lifespan is ≥30 years, and the overall design lifespan is ≥50 years.

What are the production cycle and installation difficulty of high-pressure galvanized steel tube towers?

The conventional high-pressure galvanized steel tube tower has a single batch production cycle of 15-30 days; it uses segmented flange connections and on-site bolt assembly, requiring no large or complex equipment. Normal construction teams can complete the installation under guidance, with installation efficiency 50% higher than that of angle steel towers.

Can high-pressure galvanized steel tube towers be customized for special terrains?

Yes. Based on conditions such as high altitude, heavy ice, coastal salt spray, and earthquake-prone areas, the material, wall thickness, foundation type, and structural strength of high-pressure galvanized steel tube towers can be adjusted, and a dedicated design solution can be provided.

What services are included in the purchase of high-pressure galvanized steel tube towers?

It includes design, production, transportation, on-site installation guidance, a 5-year warranty, and lifetime after-sales service. Full technical documents are provided, including inspection reports, certificates of conformity, and mechanical calculation books.