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Spiral Welding

Update:2017-01-01   View(s):2323   Keywords :

Spiral welding refers strip or plate bending round, square and other shapes and then welded into the surface of the steel pipe seams. Welding methods can be divided according to different arc welded pipe, high-frequency or low frequency electric resistance welded pipe, gas pipe, stove pipe, Bundy tubes. Press seam shape can be divided Longitudinal and spiral welded pipe. Welded steel pipes for oil drilling and machinery manufacturing. Stove pipe can be used as water and gas pipe, large diameter longitudinally welded pipes for oil and gas transportation and other high pressure; spiral welded pipe used in oil and gas transportation, Pile, piers and the like. 

Seamless steel tubes and welded pipe is lower than cost, high production efficiency.

Spiral welded production process is simple, high production efficiency, low cost, rapid development. The strength of the spiral welded pipe is generally higher than the Longitudinal, can narrow the billet production of large diameter pipe, you can also use the same width of the billet production of different pipe diameters. However, compared with the same length of straight pipe seam weld length of 30 to 100%, and lower production rate. Therefore, smaller diameter pipe were powered by straight seam welded, large diameter spiral welded pipe for the most part.