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SSAW Spiral Welded Steel Pipe
Oct 30, 2017
The steel tube is divided into the shape of longitudinal section: Steel Pipe and variable section steel pipe. The variable cross-section (or variable cross-section) steel pipe refers to a steel pipe which has a periodical or aperiodic change along the section shape, inner and outer diameter and wall thickness in the long direction of the pipe. Its main: the outer cone tube, the cone tube, the outer ladder tube, the inner ladder tube, the periodical section tube, the corrugated pipe, the spiral tube, the steel tube with the heat sink and the barrel with double track.

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