Xionggu pipeline automatic welding machine in the 4th west to east gas pipeline project. The 4th lot

(3:36)

Xionggu pipeline automatic welding machine in the 4th west to east gas pipeline project. The 8th lot

(1:39)

Xionggu Pipeline automatic welding machine used for the external pipeline project.

(2:7)

Xionggu pipeline automatic welding machine in the 4th west to east gas pipeline project. The 8th lot

(2:46)

Xionggu pipeline automatic welding machine in the 4th west to east gas pipeline project. The 5th lot

(2:20)

Xionggu pipeline automatic welding machine in the 4th west to east gas pipeline project. The 2nd lot

(1:30)

Xionggu pipeline automatic welding machine in the 4th west to east gas pipeline project. The 6th lot

(3:13)

Xionggu pipeline automatic welding machine in the 4th west to east gas pipeline project. The 3rd lot

(2:51)

Xionggu pipeline automatic welding machine in the 4th west to east gas pipeline project. The 7th lot

(2:17)

Xionggu pipeline automatic welding machine in the 4th west to east gas pipeline project. The 5th lot

(2:33)

The outstanding performance of Xionggu pipeline automatic welding machine in the Far East pipeline.

(28)

Xionggu pipeline automatic welding machine in the 4th west to east gas pipeline project. The 7th lot

(2:6)

Xionggu pipeline automatic welding machine makes welding easier and more reliable

(1:24)

Xionggu pipeline automatic welding machine in the 4th west to east gas pipeline project. The 2nd lot

(1:50)

Xionggu pipeline automatic welding machine in the 4th west to east gas pipeline project. The 6th lot

(1:32)

Xionggu pipeline automatic welding machine in the 4th West to East gas pipeline project

(36)

Xionggu pipeline automatic welding machine in the 4th west to east gas pipeline project. The 6th lot

(1:26)

Xionggu pipeline automatic welding machine

(20)

Xionggu pipeline automatic welding machine in the 4th west to east gas pipeline project. The 1st lot

(1:2)

Xionggu Automatic Welding Technique in Pipeline Construction

(26)