Double-sided submerged arc spiral steel pipe
Double-sided submerged arc spiral steel pipe into the pipe unit, the multi-roll roll, strip gradually rolled up to form a circular gap opening gap, adjust the squeeze roll reduction, so that the weld gap Control in the 1 ~ 3mm, and make the welding flush with both ends. Spiral welded pipe is formed by forming raw materials, steel spiral, through internal and external submerged arc welding, to produce different specifications of the snail
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No. 1072, Yinhai Avenue, Costal Economic Development
Zone, Nanning City, Guangxi
13768885388 / 13878122022
18260931196 / 15677140888
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Spiral Steel Pipe
Gui Lo Gl
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