30M Pole Highmast |
Height |
30M |
Suit for |
Airport, seaport, plaza, stadium, square, highway station, etc |
Shape |
Round, Multi-pyramidal, Column form, Polygonal or Conical |
Material |
Q345B/A572, Minimum yield strength>=345n/mm2 Q235B/A36, Minimum yield strength >=235n/mm2 |
Torrance of dimension |
+-2% |
Light Source |
1000W high pressure sodium flood light |
Light Extension |
Up to 30000m2 |
Light Plate |
Various figure of selection, material with hot dip galvanization steel frame |
Lifting system |
Lifter fixed in the inner of the pole with lifting speed of 3-5 meter per minute |
Electric appliance control device |
Electric applicant box to be hold of the pole, lifting operation could be 5 meter away from the pole through wire. Time control and light control could be equipped to realize full-load lighting mode and part lighting mode |
Surface Treatment |
Hot-dip galvanized following ASTM_A 123, color polyester power or any other standard by client required |
Joint of Poles |
Insert mode, inner flange mode, face to face joint mode |
Design of Pole |
Against earthquake of 8 grade, Wind Speed 160Km/Hour |
Minimum yield strength |
355 mpa |
Minimum ultimate tensile strength |
490 mpa |
Max ultimate tensile strength |
620 mpa |
Length of per section |
Within 15m once forming without slip joint |
Welding |
We have past flaw testing. Internal and external double welding makes the welding beautiful in shape Welding Standard :AWS ( American Welding Society ) D 1.1 |
System Certification |
ISO9001, CE & EN, RoHS, IEC, FCC |
Thickness |
6mm & 8mm &10mm |
Upper Diameter |
300mm |
Bottom Diameter |
650mm |
Production Process |
Raw material test → Cutting →Molding or bending →Welding (longitudinal )→Dimension verify→Flange welding →Hole drilling →Calibration → Deburr →Galvanization or powder coating ,painting →Recalibration →Thread →Packages |
Packages |
Our poles as normal cover by Mat or straw bale at the top and bottom ,anyway also can following by client required |