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Yixing Hongxin Illumination Facilities Co., Ltd.

  • China ,Jiangsu
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China Hot-Rolled Q345B 66kV Dual-Circuit Arm Configuration Steel Electric Pole 160km/h
China Hot-Rolled Q345B 66kV Dual-Circuit Arm Configuration Steel Electric Pole 160km/h

  1. China Hot-Rolled Q345B 66kV Dual-Circuit Arm Configuration Steel Electric Pole 160km/h
  2. China Hot-Rolled Q345B 66kV Dual-Circuit Arm Configuration Steel Electric Pole 160km/h

Hot-Rolled Q345B 66kV Dual-Circuit Arm Configuration Steel Electric Pole 160km/h

  1. MOQ: 3 Pieces
  2. Price: USD 450-900 / Piece
  3. Get Latest Price
Height 16 meters
Delivery Time 20-30 working days
Material Q345B Hot-Rolled Steel Plate
Configuration Dual-Circuit Arm (DCA)
Top Diameter 230mm
Zinc Coating Thickness ≥86μm (610g/m²)
Cross-Arm Length 3.5m per side
Payment Terms T/T,L/C at sight
Surface Treatment Hot-Dip Galvanized per GB/T 13912
Shape Octagonal Tapered
Supply Ability 1800 Pieces per Month
Voltage Level 66kV
Bottom Diameter 500mm
Wind Speed Rating 160 km/h
Wall Thickness 5-10mm
Packaging Details Steel transport saddles with bolted fixtures, VCI paper wrapping, export-grade timber pallets ISPM 15
Place of Origin Jiangsu, China
Brand Name ECER Steel Pole
Certification ISO 9001:2015, ISO 14001
Model Number ESP-66kV-DCA-Q345B

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  1. Product Details
  2. Company Details

Product Specification

Height 16 meters Delivery Time 20-30 working days
Material Q345B Hot-Rolled Steel Plate Configuration Dual-Circuit Arm (DCA)
Top Diameter 230mm Zinc Coating Thickness ≥86μm (610g/m²)
Cross-Arm Length 3.5m per side Payment Terms T/T,L/C at sight
Surface Treatment Hot-Dip Galvanized per GB/T 13912 Shape Octagonal Tapered
Supply Ability 1800 Pieces per Month Voltage Level 66kV
Bottom Diameter 500mm Wind Speed Rating 160 km/h
Wall Thickness 5-10mm Packaging Details Steel transport saddles with bolted fixtures, VCI paper wrapping, export-grade timber pallets ISPM 15
Place of Origin Jiangsu, China Brand Name ECER Steel Pole
Certification ISO 9001:2015, ISO 14001 Model Number ESP-66kV-DCA-Q345B
High Light Hot-Rolled Q345B steel electric pole66kV dual-circuit electric pole160km/h wind load steel pole

Hot-Rolled Q345B 66kV Dual-Circuit Arm Configuration Steel Electric Pole

Product Overview

The ESP-66kV-DCA-Q345B is a purpose-engineered 66kV sub-transmission pole featuring an integrated dual-circuit arm (DCA) configuration hot-rolled from Q345B steel plate. Certified for 160 km/h wind loading, this 16-meter octagonal tapered pole provides a compact, reliable solution for medium-haul dual-circuit lines in tropical and monsoon wind regions.

Key Features

  • Integrated Dual-Circuit Arms: Factory-welded cross-arms eliminate field assembly of separate arm brackets, reducing erection time and ensuring consistent geometry for precise conductor spacing
  • Hot-Rolled Q345B Steel: Superior grain structure from hot-rolling process provides enhanced toughness and fatigue resistance compared to cold-formed sections of equivalent thickness
  • 160 km/h Wind Certification: Full-scale structural analysis per ASCE 74 and IEC 60826, verified for tropical cyclone regions with 3-second gust wind speeds up to 160 km/h
  • Octagonal Tapered Profile: Optimized section modulus distribution with 8-sided geometry offering excellent torsional rigidity for unbalanced conductor tension scenarios
  • Galvanized to GB/T 13912: Chinese national standard equivalent to ISO 1461, ensuring uniform zinc coverage on all surfaces including weld zones

Technical Specifications

Parameter Value
System Voltage 66kV (Max 72.5kV)
Circuit Count 2 circuits (6 phases total)
Phase Spacing 1.2m vertical, 3.5m horizontal
Max Conductor ACSR 240/40 mm² per phase
Ground Wire OPGW 70 mm² (peak mount)
Temperature Range -30°C to +50°C

Applications

Specifically designed for 66kV sub-transmission networks in Southeast Asia, Africa, and South America where tropical wind loading governs structural design. Ideal for utility grid expansion, industrial zone power supply, and interconnection of 66kV substations in high-wind corridors.

Quality Control

DCA weld integrity verified via 100% magnetic particle inspection (MPI) on all structural welds. Arm geometry checked against design jigs with laser alignment to ensure ±2mm positional accuracy at conductor attachment points. Type-tested prototype available for witness testing at our Jiangsu facility.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Exporter,Trading Company

  • Year Established:

    2001

  • Total Annual:

    10000000-50000000

  • Employee Number:

    50~100

  • Ecer Certification:

    Verified Supplier

YIXING HONGXIN ILLUMINATION FACILITIES CO., LTD. is located in Yinhe Road No.3, Wanshi Industrial District (South Area), Yixing City, Jiangsu,China. Hongxin was established in 2001 with a registered capital of 30 million RMB yuan. The factory covers an area of 15,000 square meters. With 50 staff w... YIXING HONGXIN ILLUMINATION FACILITIES CO., LTD. is located in Yinhe Road No.3, Wanshi Industrial District (South Area), Yixing City, Jiangsu,China. Hongxin was established in 2001 with a registered capital of 30 million RMB yuan. The factory covers an area of 15,000 square meters. With 50 staff w...

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  • Yixing Hongxin Illumination Facilities Co., Ltd.
  • Yinhe Road No.3, Wanshi Industrial District (South Area), Yixing City, Jiangsu, China
  • https://www.metalutilitypole.com/

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