advantages:

1. ISO and CE Certificate
2. 20 years production experience
3. Material: Q235B, Q345B, 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 5000 Metric tons

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.
Steel pipe/angle/hybrid tower welding 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.

Steel tower Galvanization/color painting

All steel items, bolts, nuts, washers & other components to be hot -dip galvanized with uniform. As per (ASTM-A-123). Paiting for corrosion proof.

Hebei Chang Tong Steel Structure Co., Ltd.
located in the hometown of China Tower, is a modern big-scale
professional company fabricating triangular communicationtower,
four-corner communication tower, cable tower, single-tube tower,
camouflage communication tower and transmission line
tower.integrating design,fabrication and marketing,annual
production capacity reaches more than 30,000 tons.
Company always adhere to the business strategy of "survive
by quality, develop by credit, increase efficiency by science and
technology", continuously carry out technical transformation,
complete production equipment, reliable production process,
adopt advanced CNC angle steel production line, CNC sheet
production line and various supporting equipment. The
equipment has a first-class iron tower stakeout center, all of
which implement microcomputer lofting, which guarantees the
processing quality and provides a strong guarantee for
production, which can fully meet the design and production
requirements of various types of towers and substation
structures.
Our steel tower products have won good reputation from our
customers,including China tower,China mobile,China
unicom,China telecom,State grid and so on.In addition,our
products also were exported to many countries and
areas,including South American,Africa,Southeast Asia and
Ireland