Transmission line towers

Key Features & Benefits

We specialize in the design and manufacturing of high-quality transmission towers, offering a comprehensive range of solutions with capacities of 115 kV, 230 kV and 500 kV. Since our establishment in 1996, we have successfully supplied towers for hundreds of transmission and distribution projects, serving both domestic and international clients. With our expertise and unwavering commitment to excellence, we are a trusted partner in delivering reliable, efficient and high-performance power infrastructure solutions.
  • 01

    High Voltage Compatibility

    Designed for 115kV, 230kV, and 500kV transmission lines
  • 02

    Engineered for Durability

    Made from high-strength galvanized steel
  • 03

    Corrosion Resistance

    Hot-dip galvanization for extended lifespan
  • 04

    Custom Design Capabilities

    Tailored solutions for specific terrain & load conditions
  • 05

    Compliance with GLOBAL Standards

    Built according to IEC, ANSI, and ASTM Standard
  • 01

    High Voltage Compatibility

    Designed for 115kV, 230kV, and 500kV transmission lines
  • 02

    Engineered for Durability

    Made from high-strength galvanized steel
  • 03

    Corrosion Resistance

    Hot-dip galvanization for extended lifespan
  • 04

    Custom Design Capabilities

    Tailored solutions for specific terrain & load conditions
  • 05

    Compliance with GLOBAL Standards

    Built according to IEC, ANSI, and ASTM Standard
  • 01

    High Voltage Compatibility

    Designed for 115kV, 230kV, and 500kV transmission lines
  • 02

    Engineered for Durability

    Made from high-strength galvanized steel
  • 03

    Corrosion Resistance

    Hot-dip galvanization for extended lifespan
  • 04

    Custom Design Capabilities

    Tailored solutions for specific terrain & load conditions
  • 05

    Compliance with GLOBAL Standards

    Built according to IEC, ANSI, and ASTM Standard
  • 01

    High Voltage Compatibility

    Designed for 115kV, 230kV, and 500kV transmission lines
  • 02

    Engineered for Durability

    Made from high-strength galvanized steel
  • 03

    Corrosion Resistance

    Hot-dip galvanization for extended lifespan
  • 04

    Custom Design Capabilities

    Tailored solutions for specific terrain & load conditions
  • 05

    Compliance with GLOBAL Standards

    Built according to IEC, ANSI, and ASTM Standard

Technical Specifications

Specification Details
Voltage Capacity 115kV / 230kV / 500kV
Material High-Strength Galvanized Steel
Coating Hot-Dip Galvanization (ISO 1461)
Tower Types Suspension, Tension, Terminal, Dead-end
Wind Load Resistance Up to 150 km/h
Design Standard IEC, ANSI, ASTM
Application Power Transmission & Distribution

Power Transmission

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Why Our Steel Solutions Stand Out?

At Siam Steel Tower (SST), we are committed to delivering high-quality, durable, and sustainable steel structures. Our expertise, innovation, and dedication to excellence make us the preferred partner for power, telecommunication, and infrastructure projects.

Industry Expertise & Proven Track Record

With over 30 years of experience, we have successfully delivered steel solutions for domestic and international projects, ensuring reliability and efficiency.

High-Quality Manufacturing Standards

We adhere to ISO 9001 and ISO 14001 certifications, ensuring precision engineering, durability, and sustainability in every product we manufacture.

Advance Technology & Innovation

We utilize cutting-edge machinery, automated production systems, and advanced coating techniques to enhance the strength and longevity of our steel structures.

Sustainable & Eco- friendly solutions

Commitment to reducing our carbon footprint, we implement energy-processes, sustainable sourcing, and recycling initiatives to protect the environment.

Customer-Centric Approach

We provide customized solutions, on-time delivery, and comprehensive support, ensuring that our clients receive the best steel structures tailored to their needs.

Trusted by Leading Industries

Our products are integral to national power grids, railway projects, telecommunication networks, and industrial infrastructure, demonstrating our reliability and excellence across diverse sectors.

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Sales Office

360 Moo 17 Soi 7 Bangplee Industrial Estate, Theparak Rd., Tambol Bangsaotong, Amphur Bangsaotong,Samutprakan 10570 Thailand.

Head Office

65/179 Chamnan Phenjati Business Center, 21St Floor, Rama 9 Rd. Huaykwang , Bangkok 10310,Thailand

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