eletric appliance control device time control high mast lighting with light towers Quality Choice

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