1. Power unit: It adopts the Cummins engine and Stamford generatoe for pipeline construction equipment of welding tractor .

2. It is less oil consumption, low noise, high effect reliable performance and stable generating for pipeline construction equipment of welding tractor;

3. Travelling system of pipeline construction equipment of welding tractor :it applies the open hydraulic system with full power variation. Main components are selected world-famous brands hydraulic components. It is a product with the mature skill, excellent performances and high reliability. It can also make fully use the power of the engine;

4. Operating system for pipeline construction equipment of welding tractor :it is the servoguide operating system, which is to be conveniently operated, accurately control. It can reach the continuously variable transmission with two shifts;

5. Chassis of pipeline construction equipment of welding tractor :it applies the all-steel ship frame with high intension, low ground pressure and excellent travelling performance, and it is quite suitable for the mountainous region and wetland; 6. Cantilenvel hanging:it applies separated hydraulic system, high safety, it is selected world-famous brands with the characters of compact and heavy hoist, it also can 360 swing