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HDT Tubing

Seamless steel pipe

Seamless steel pipe is a kind of pipe with a hollow section and used in large quantities for conveying fluid. The production process of seamless steel pipe is to pierce a solid tube billet or steel ingot into a hollow capillary tube, and then roll it into a steel tube of the required size.

Seamless steel pipe Production Process

Main production process of hot-rolled seamless steel pipe (△main inspection process):

Tube billet preparation and inspection △→tube billet heating→perforation→tube rolling→steel pipe reheating→fixed (reduced) diameter→heat treatment△→finished pipe straightening→finishing→inspection△(non-destructive, physical and chemical, bench inspection)→storage

Purpose of seamless steel pipe

The Seamless steel pipe are mainly used in the pipeline construction of heavy industry, the main frame construction of light industry, and construction decoration industries.

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