Guangzhou Guangxin Communication Equipment Co., Ltd.
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70m 4 Legs Self Supporting Steel Tower For Radio FM Transmitter
Telecommunication 4 Legs angular tower is designed to self supporting mobile networking, wireless communication, television antennas, and radio broadcasting.
Our Specifications of 4 legs steel tower:
✓ The most common heights manufactured are between 10m to 100m but may extend beyond that depending on the requirement.
✓ Design wind speed : Between 120 to 220 km/h
✓ Antenna Deflection Limit : Between 0.5 to 2 degree
✓ Structural steel design is calculated according most recent International Standard (EIA, Eurocode, NV65, BS)
✓ Materials specification will be:
• High Tensile Steel is according to EN10025. S355J0 or equivalent steel is according to EN10025. S235JR (equivalent to 43B), ASTM A36 grade 36 or equivalent.
• Bolts are according to DIN931 and 931.
• All structure Components are hot dip galvanized according to EN ISO 1461.
• Anchor bolts are according to DIN 976.
Tower Basis of 4 legs steel tower :
✓ Tower main structure with tower bolts.
✓ Anchorage template with anchorage bolts.
✓ Vertical ladder with vertical cable tray support.
✓ Full standing working platform on top
✓ Resting platform every 15m
Optional accessories :
✓ Antenna brackets
✓ Safety cage
✓ Life line system
✓ Anti intrusion door
✓ Grounding and Lightning protection
✓ Obstruction light
✓ Markup / Painting
✓ Horizontal cable tray
Specification of Guyed Lattice Tower:
| Material | Tubular Steel, Angle steel plates, Flat steel plate |
| Steel Type | Weldable low carbon structural steel |
| Steel Grade | GB Q235, Q345, BS 4360, ASTM A36 etc. |
| Yield Strength | Fy≥235MPa |
| Tensile Strength | Fu≥400MPa |
| Elongation | σ≥20% |
| Surface Finish | Hot dip galvanization |
| Galvanized layer | T≥65μm |
| Height | 20m to 100m, customized to requests |
| Design | 4 legs self-supporting or free standing lattice tower |
| Structure | 1 to 5 platforms, each platform comes with 4 to 6 brackets for mounting antennas or specified number of brackets for mounting antennas, microwaves, RRUs and other devices. |
| Supply mode | CKD(Complete Knocked Down), SKD(Semi-Knocked Down), DKD(Direct Knocked Down) |
| Fixing/Fastening | Bolts and nuts, connecting plates |
| Configuration | Foundations/anchoring bolts, tower sections, 1-5 platforms (optional), mounting brackets, ladder, anti-fall safety system, lightning rod, earthing plate etc. |
| Wind Load | 0.35-1.0kN/sqm |
| Lifespan | 20-50 years |
| Warranty | 5 years |
| Applications | GSM/3G/4G/5G/FM radio antennas, microwaves, telecom stations. |
FAQ:
1. Is the tower's structure unitary?
No, we can design and produce it as customer's request.
2. Manufacturer or trade company?
We are manufacturer and have own factory, and welcome to visit our factory.
3. Delivery time?
Usually, within 20 days. And we produce and ship product according to buyer’s request.
4. How long does the service life for steel tower?
We can assured more than 30 years’ service life.
5. For assembly, is it very complex and is there a assembly book or guidance?
We will provide assembly drawing with shipping the cargo.