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Box-shaped Column Welding Line


Our box-shaped column welding line adopts American Lincon welding power for superior reliability. It realizes automatic welding, mechanized assembling, dislocation and conveying, resulting in increased production efficiency and reduced labor intensity.


Our steel column welding machine is extensively used in large bridges and high steel structure buildings. Our box column welding machine has earned two patents of utility model, and we can design it according to customers’ specific requirements.

Main Components

Jinggong box-shaped column welding line is mainly made up of an assembling machine, gas shielded welding machine (double-arc, double-wire), submerged arc welding machine (double- arc, double-wire), fuse type electroslag welder, face miller, portable drill, as well as other auxiliary equipment such as turning machine (chain type), and conveyor.


1. As a box-shaped column welding line manufacturer and supplier with over 40 years of experience, we provide a wide variety of quality steel structure machines, such as shot blasting machine, bending machine, digital folder, and cut to length machine etc.
2. Our steel column welding machines have earned the ISO9000 and CE certificates, and are well received in America, Australia, Bulgaria, Argentina, Egypt, Syria, India, and more. Contact us today for more information!

Technical Specification for Box-shaped Column Welding Line

No. Item Unit Parameter Remark
1 Suitable steel thickness mm 16 to 80
2 Suitable work piece length mm 4000 to 15000
3 Section size of work piece of steel column welding machine mm (400 to 1500) × (400 to 1500)
4 Max weight of work piece T 25
5 Annual output per class T 8000 to 15000
6 Outline dimensions(LXWXH) m (80 to 190) × (8 to 11.5) × 5 Depending on different techniques and configurations
7 Total power KW 800 to 1800