Transmission Line Tower

The words of the products model as follows:

tower, pylone, torre, steel tower, suspension tower, straight tower, angle steel tower, self-support tower, insulator string tower, transmission line tower


Supplying scope:

√Design in ASTM norms or other international standard

√Silhouette diagram

√Calculation memory

√Design drawings

√Fabrication and galvanization


√Sample test

√Routine test

√Proto-assembly test

√Loading test (NDT-Non Destructive Test)

√Loading test (DT-Destructive Test)

√International packing instruction

√Free storage in factory

√AS-BUILT drawings

Product Detail

Product Tags


Providing package supply of power transmission line, distribution and substation steel towers, steel poles, steel structures, telecommunication towers, monopoles, lamp poles for road lighting and associated accessories, electrification railway steel pillars, concrete poles. Except ISO certificate , we have been awarded various of market and technology certifications such as AWS welding certificate, ASTM standard certificatie, Nch 203 Chile certificate, RETIE certificate in Columbia, and raw material quality certificate in Costa Rica, loading test and so on.

Technical parameter:

Type Suspension Tower,Tension Tower , Terminal Tower, Transmission Line Tower
Suit for Electricity distribution.Transmission line
Shape Conoid ,Multi-pyramidal,Columniform,polygonal or conical
Material Usually   Q345B/A572,minimum yield strength>=345n/mm2 as main material
Q235B/A36,minimum yield strength>=235n/mm2- as auxiliary material.Q420B
Tolerance of dimension +- 2%
Power Voltage 10 KV ~1000KV
Design Load in Kg 300~ 3000Kg appliced to 50cm from the to pole
Marking Name plate  through rivert or glue ,engrave ,emboss as per customer requirement
Surface treatment Hot dip galvanized Following ASTM A 123, color polyester power ,painting or any other standard by client required.
Joint of Poles Slip joint connection or flange connection
Design of pole We can design free of charge if Qty is numerous, client should supply the design parameter.
Standard ISO 9001:2008  CE: EN 1090-1:2009+A1:2011
Length of per section Within 14m once forming without slip joint
Welding Submerged  arc  welding , internal and external double welding makes the welding seam beautiful in shape
Welding Standard :AWS ( American Welding Society ) D 1.1
Thickness 1 mm to 50 mm
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 →Packaging
Packages Our poles as normal cover by Mat or straw bale at the top and bottom ,anyway also can following by client required , each 40HC or OT can loading how many pcs will calculation base on the client actually specification and data.

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