Hot Dip Galvanization Tubular Steel Tower High Rise Structure Q345 Grade

HIGH MAST ANTENNA TUBULAR STEEL TOWER

FIRST OF ALL, WE HAVE OUR OWN HOT DIG GALVANIZATION PLANT!

1. Design code:

1) Major standard: ANSI/TIA‐222‐G & AISC‐LRFD‐99

2). European Standard or Australia and other standard

2. Design loading parameters:

1) Antenna load area: both FPA and EPA as per specified by Clients worldwide.

2) Wind speed: Basic design wind speed and operational wind speed (3 second gust) as per requested by the clients.

3) Deflection & Twist Angle: Usually +/- 1° for monopole and +/- 0.5° for 3 leg/4 leg angular/tubular towers

4) Exposure category: C as default one, or B and D as per requested by clients

5) Topographic category: 1 as default one, or 2, 3 ,4 with crest height (meters) as per specified by clients.

6) Ice Loading: Usually there is no ice in the project area.

3. Tower structure class:II

4. HDG standard: ASTM A123, ISO 1461-2009

5. Steel grade: Q460 equel with ASTM A572 GR.65

                                Q345B equel with S355, ASTM A572 GR.50

                                Q235 equal with ASTM A36

6. Bolt grade:6.8, 8.8, 10.9

7. Tower type: 3/4 legged tubular towers, 3/4 legged angular towers,monopole, guyed tower, RDS tower, Rooftop tower, camouflaged tree monopole tower,self supporting lattice tower, green filed tower, workshop

8. Accessories: Antenna brackets, ladder, safety hoop, HDB, earthing, fence, shelter, generator, aviation light, paint, Fall arrest system, Optical fiber cable,etc

9. QC test: Welding quality via MPI, Ultrosonic, tower assembly,

fabricaton tolerance standard and raw material inspection record pls contact us