10m 15m 20m 25m 30m 35m 40m 45m 50m 55m 60m 65m 70m 75m 80m
4 Leg Angular Lattice Steel Telecommunication Tower
1. Packaging & Delivery:
Packaging Details: Telecom tower will be bundled by Galvanized
strapping as per client's requirements.
Deliver:Shipped in 20 days after payment from Tianjin port
Tower members: One steel tower is separated into several bundles.
Bolts: Pacrum.lon bag or steel
| Design |
| 1. Design Code | TIA/EIA-222-G/F |
| Structure Steel |
| 2. Grade | Mild Steel | High Tensile Steel |
| GB/T 700:Q235B, Q235C,Q235D | GB/T1591:Q345B, Q345C,Q3455D |
| ASTM A36 | ASTM A572 Gr50 |
| EN10025: S235JR, S235J0,S235J2 | EN10025: S355JR, S355J0,S355J2 |
| 3. Design Wind Speed | Up to 250 km/h |
| 4. Allowable deflection | 0.5 ~1.0 degree @ operational speed |
| 5. Tension strength (Mpa) | 360~510 | 470~630 |
| 6. Yield strength (t≤16mm) (Mpa) | 355 | 235 |
| 7. Elongation (%) | 20 | 24 |
| 8. Impact strength KV (J) | 27(20°C)---Q235B(S235JR) | 27(20°C)---Q345B(S355JR) |
| 27(0°C)---Q235C(S235J0) | 27(0°C)---Q345C(S355J0) |
| 27(-20°C)---Q235D(S235J2) | 27(-20°C)---Q345D(S355J2) |
| Bolts & Nuts |
| 9. Grade | Grade 4.8, 6.8, 8.8 |
| 10. Standards for mechanical properties |
| 10.1 Bolts | ISO 898-1 |
| 10.2 Nuts | ISO 898-2 |
| 10.3 Washers | ISO 6507-1 |
| 11. Standards for Dimensions |
| 11.1 Bolts | DIN7990, DIN931, DIN933 |
| 11.2 Nuts | ISO4032, ISO4034 |
| 11.3 Washers | DIN7989, DIN127B, ISO7091 |
| Welding |
| 12. Method | CO2 Shielded Arc Welding & Submerged Arc Welding(SAW) |
| 13. Standard | AWS D1.1 |
| Marking |
| 14. Method of marking of the members | Hydraulic Press Stamping |
| Galvanizing |
| 15. Galvanization standard of steel sections | ISO 1461 or ASTM A123 |
| 16. Galvanization standard of bolts and nuts | ISO 1461 or ASTM A153 |
| Test |
| 17. Factory test | Tensile test,Elements analysis, Sharpy test(impact test), Cold
Bending,
Preece test,Hammer test |
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Gular customers
Detail photos
Packaging & Shipping
Certifications
Our company ＆ Services
JIAYAO CO., LTD. is a professional telecom tower manufacturer and
approved by ISO9001.
We are committed to providing customers with the most optimized
solutions and the best communication tower.
Many products have been exported to USA, Europe and other 55
different counties.
We specialize in designing and manufacturer of angle steel tower,
tube steel tower,
monopole tower, pine tree tower, guyed tower and guard tower. Our
departments include design,
R&D, inspection, laboratory, QC, galvanization and steel
towerdepartments.
Our raw materials come from famous steel mills in China: HBIS
Group, Baowu Steel Group, Shougang Group.
