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.
1. ISO,CE and AWS Certificate
2.23years production experience
3. Material: Q235, Q345, Q420B
4. Hot DIP galvanization
5. OEM is welcome
6. High quality with reasonable price
7. Can produce various height and structural tower
8. Monthly production capacity can reach 10000 Metric tons
3 Performance Standard
Besides conforms to the drawing and design, the materials and fabrication of tower components shall conform to the following standards (Chinese Standards) and customer's requirements.
4. Steel pipe tower welded requirements
1 )we used CO2 welding and submerged arc auto welding or other methods.
2 )Welded seam shall be full penetration and grinded.
3 )The welded product has no fissure, scar, overlap, layer or other defects.
5. Steel tower Galvanization
All steel items, bolts, nuts, washers & other components to be hot -DIP galvanized with uniform. As per (ASTM-A-123).
|Type||Straight Pole ,Tensile Pole ,Turn Pole|
|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.|