Galvanized Guard Tower Four-Leg Steel Structure Frame Observation Tower
Item NO.:
AT-G05Order(MOQ):
10 MTPayment:
T/T, L/C, D/PProduct Origin:
Shandong, ChinaColor:
Silver / as per customizationShipping Port:
Qingdao, ChinaLead Time:
2,000 MT / Month1. key Details:
Place of Origin: Shandong, China (Mainland)
Brand Name: Altai Tower or OEM
Model Number: AT-G20
Surface treatment: Hot Dip Galvanizied or painted.
2.Packaging & Delivery:
Packaging Details: Telecom tower will be bundled by Galvanized strapping as per client's requirements.
Deliver: Shipped in 30 days after payment from Qingdao / designated port.
Tower members: One steel tower is separated into several bundles.
Bolts: Packing material is robust nylon bag or steel drum.
3. Technical Data
1. Design Code | ALT/294/ASC-AC |
Structure Steel | |
2. Grade | High Tensil Steel |
GB/T1591:Q345B, Q345C,Q3455D | |
ASTM A572 Gr50 | |
EN10025: S355JR, S355J0,S355J2 | |
3. Design Wind Speed | Max. 250 km/h |
4. Allowable deflection | 0.5 ~1.0 degree at operational speed |
5. Tension strength (Mpa) | 470~630 |
6. Yield strength (t≤16mm) (Mpa) | 235 |
7. Elongation (%) | 24 |
8. Impact strength KV (J) | 27(20°C)---Q345B(S355JR) |
27(0°C)---Q345C(S355J0) | |
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 or Laser Engraving |
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 |
Capacity | |
18. Maximum Production Capacity | 2,000 Metric Ton per Month |
Packaging Detail:
With standard sea-worthy packaging or as per requirements.
Hot-dip Galvanization:
The galvanizing workshop we have invested in is equipped with equipment imported from Italy and is galvanized in strict accordance with the American ASTM A123 standard.
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Why Choose Us?
1. Strict quality control system and abundant technical reserves have created world-class products.
2. The factory has completed tens of thousands of project cases so far, so that we have a wealth of technical reserves.
3. Facilitating supports and low labor cost make the product price have great advantages in the world.
4. With a number of patented technologies and a mature drawing and drawing team, you can rest assured of your choice.
5. China Power Grid Certification Level 1 supplier, you can safely choose and cooperate.
6. We are not only manufacturers and suppliers, but also your partners and technical support.
Full Experience in the Industry
Mature Production Line
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Sophisticated Equipments
Professional Design & Engineering Team