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33FT Slip-Joint Galvanized Electric Steel Pole with 500KGF Load Capacity for Power Distribution
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Detail Information |
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| Highlight: | 33FT slip joint electric pole,octagonal galvanized steel pole,500KGF primary distribution pole |
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Product Description
33FT Slip Joint Octagonal Galvanized Electric Steel Pole 500KGF for 15KV Primary Distribution
Yixing Hongxin Illumination Facilities Co., Ltd. introduces the 33FT slip-joint octagonal galvanized electric steel pole, purpose-built for 15KV primary distribution lines requiring a 500KGF design load rating. The slip-joint connection design enables modular assembly of multiple pole sections, simplifying transportation logistics for taller configurations while maintaining full structural integrity at every joint interface. As a direct factory with over 25 years of specialized manufacturing history, Hongxin controls every production stage from Q345B steel plate cutting and CNC forming through robotic welding and hot-dip galvanizing, ensuring consistent quality and full traceability across every pole delivered.
Key Features
- Slip-Joint Connection System: Precision-engineered telescoping joints provide secure mechanical interlock between pole sections, enabling fast on-site assembly without specialized welding equipment. Each joint is factory-fitted and marked for foolproof field alignment.
- 500KGF Load Capacity: Rated for primary distribution lines carrying 15KV conductors with adequate mechanical margins for wind zone, ice loading, and short-circuit tension scenarios as defined by IEC and IEEE utility standards.
- Modular Transport Efficiency: Multi-section design allows poles to be shipped in nested configurations within standard 20FT or 40FT containers, dramatically reducing per-unit freight costs compared to single-piece poles of equivalent assembled height.
- Optimized Taper Profile: The wall thickness and diameter are engineered through finite element analysis to place material precisely where stress concentrations occur, achieving target load ratings with minimal steel weight.
- Factory-Applied Identification: Each pole section is permanently marked with heat numbers, production batch codes, and section alignment indicators, ensuring complete traceability from steel mill to installation site.
- Galvanized Inside and Out: Both external and internal surfaces receive full hot-dip galvanization coverage, preventing internal condensation corrosion, a common failure mode in hollow steel poles exposed to temperature cycling.
Technical Specifications
| Parameter | Specification |
|---|---|
| Height | 33FT (10.06 meters) |
| Material | Q345B / ASTM A36 equivalent |
| Shape | Octagonal (8-sided) tapered |
| Wall Thickness | 3.0mm - 4.0mm |
| Design Load | 500KGF |
| Surface Treatment | Hot-dip galvanization, ISO 1461 |
| Connection Type | Slip-joint (telescoping) |
| Number of Sections | 2 sections |
| Zinc Coating Thickness | ≥ 85μm average |
| Top Diameter | 80mm - 100mm |
| Bottom Diameter | 160mm - 210mm |
| Applicable Voltage | 11KV / 15KV / 22KV |
Applications
This 33FT slip-joint electric steel pole is designed for 15KV primary distribution feeder lines, substation take-off structures, and medium-voltage tap-off points in urban and peri-urban power networks. The slip-joint configuration is especially valuable for projects with constrained access roads or port-handling limitations, where single-piece poles would require specialized heavy-haul transport. The pole is compatible with standard utility mounting hardware including cross-arms, insulators, disconnect switches, and surge arresters. It meets or exceeds technical requirements for distribution utilities in Southeast Asia, Africa, South America, and the Middle East.
Packaging & Quality Assurance
Pole sections are individually wrapped, bundled by matched set, and packed in steel-reinforced timber crates optimized for containerized ocean freight. Each consignment includes comprehensive shipment documentation: Q345B material certificates with chemical and mechanical property data, hot-dip galvanization reports per ISO 1461, weld procedure qualification records, and final dimensional inspection reports. Hongxin supports pre-shipment inspection by recognized third-party agencies. Standard warranty covers manufacturing defects for 12 months from the bill of lading date. Supply capacity exceeds 5,000 poles per month. Minimum order quantity starts at 10 pieces, with lead time of 25-35 days for standard specifications.
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