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ZZ STEEL ZZ STEELPOWER INFRASTRUCTURE

220kV Transmission Towers

Engineered for Extreme Strength. Built for the Future.

Our 220kV transmission towers are engineered and manufactured to deliver exceptional performance, reliability and safety for high voltage power transmission. Designed for complex terrain and heavy-load transmission networks.

High Strength
Structure
Corrosion
Resistance
Easy & Fast
Installation
Long Service
Life
Compliant with
International Standards

Tower Types

220kV suspension tower

Suspension Tower

For straight line sections.

220kV tension tower

Tension Tower

For angle and tension sections.

220kV terminal tower

Terminal Tower

Used at the ends of transmission lines.

220kV dead end tower

Dead End Tower

For sectionalizing and line terminations.

220kV transposition tower

Transposition Tower

For conductor transposition.

Key Features

  • Designed for 220kV power transmission lines
  • High strength steel with optimized structural design
  • Hot-dip galvanized for superior corrosion protection
  • Excellent wind and mechanical load performance
  • Compact and stable structure
  • Easy to transport and install
  • Compliant with IEC, ASTM, GB, AS/NZS standards
  • Customizable to meet project requirements

Technical Specifications

Voltage Level220kV
Design StandardIEC 60826, ASTM A123, GB/T 2694
Steel MaterialQ355B / Q420B High Strength Steel
Height (Typical)25m – 60m
Wind LoadUp to 50m/s
Surface TreatmentHot-dip Galvanized (≥ 85μm)
Insulator TypeSuspension / Tension
Application220kV Power Transmission Line

Tower Structure

  1. Cross Arm
  2. Insulator String
  3. Conductor
  4. Tower Body
  5. Diagonal Bracing
  6. Leg
  7. Anchor Bolt

Design & Standards

Our 220kV transmission towers are designed and manufactured in accordance with international standards to ensure safety, reliability and long-term performance.

IECISOASTMGBAS/NZSTIA

Applications

220kV mountain transmissionMountain Transmission
220kV river crossingRiver Crossing
220kV desert area transmissionDesert Area
220kV coastal transmissionCoastal Transmission
220kV industrial power supplyIndustrial Power Supply
220kV urban power gridUrban Power Grid
Since 2010Manufacturing Experience
High QualityStrict Quality Control
Global SupplyExport to 30+ Countries
Professional ServiceBefore & After Sales Support