- 直径:
- 20-910mm
- 壁厚:
- 2.0-26mm
- 材质:
- 20#
Cangzhou Cold Drawn Steel Pipe Cold Drawn Seamless Steel Pipe Production Process Cold Drawn Steel Pipe Inspection Method
Cold drawn steel pipe is produced by drawing, extrusion, perforation and other methods, which is a steel pipe with no seams on the surface of the entire steel pipe. It is a round, square, or rectangular steel material with a hollow cross-section and no seams around it. It is made of steel ingots or solid tube blanks that are perforated to make capillary tubes, and then cold drawn.
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