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Production process of seamless steel pipe

Views: 1     Author: Site Editor     Publish Time: 2020-08-05      Origin: Site

①Main production process of hot-rolled seamless steel pipe (main inspection process):


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


②Main production process of cold rolled (drawn) seamless steel pipe


Blank preparation → pickling and lubrication → cold rolling (drawing) → heat treatment → straightening → finishing → inspection


The production process flow chart of hot-rolled seamless steel pipe is as follows:

process of seamless steel pipe

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