Transmission Utility Steel Poles are tubular, monopole structures supporting overhead conductors for electrical power transmission (typically 69kV to 500kV). Unlike lattice towers, they use a single tubular shaft (often tapered) with welded or bolted accessories, offering a compact footprint while maintaining high strength-to-weight ratios. They serve as critical infrastructure for:
Urban/Suburban Power Corridors: Minimizing right-of-way (ROW) width.
Aesthetic Integration: Blending with developed landscapes.
Space-Constrained Routes: Roadways, rivers, or protected areas.
Materials & Fabrication:
Steel Grade: ASTM A572 (high-strength low-alloy), A500 (cold-formed), or weathering steel (Corten).
Protection: Hot-dip galvanizing (standard) or advanced coatings (epoxy/polyurethane).
Form: Round, polygonal (octagonal/hexagonal), or square tapered tubes. Tapering optimizes load distribution.
Structural Components:
Shaft: Primary load-bearing element; wall thickness increases toward the base.
Base Plate: Anchored to foundation via anchor bolts (e.g., ASTM F1554).
Cantilevered Arms: Welded or bolted crossarms supporting insulators/conductor bundles.
Grounding Lugs: Welded attachments for down-conductor connections.
Climbing Systems: Integrated steps/rungs for maintenance.
Foundation Types:
Direct Embedment: Shaft buried 10–20% of height (common for shorter poles).
Concrete Caisson: Reinforced concrete pier with embedded base plate (dominant for >100kV).
Anchor Bolt: For rocky terrain or seismic zones.
Product Details:
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Production Procedure
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Package Reference
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| Factor | Steel Pole Advantage |
|---|---|
| Space Efficiency | 70–80% narrower ROW (e.g., 30m vs. 100m for 230kV double-circuit). |
| Visual Impact | Sleeker profile; amenable to painting (sky-blend colors) or decorative treatments. |
| Installation Speed | Modular assembly; 50% faster erection with cranes. |
| Corrosion Resistance | Seamless tubular design eliminates moisture/dirt traps (vs. lattice joints). |
| Wildlife Protection | Smooth surface deters bird nesting; compatible with avian flight diverters. |
| Vandalism Resistance | No climbable lattice; reduced risk of unauthorized access. |
XH Tower Co., Ltd: Building Global Connectivity with Excellence
Established in 2007 and headquartered in Qingdao, Shandong Province, China XH TOWER Co., Ltd is a leading manufacturer specializing in high-quality telecommunication towers, transmission towers, and steel tower components. With over 17 years of industry expertise, we are committed to delivering innovative engineering solutions and superior products that meet global standards, empowering infrastructure development across the world.
