Seamless Steel Tube Manufacturing

Seamless Steel Tube Manufacturing
 

Product description:

Seamless manufacturing : Precision Steel Plant in Shandong http: //www.sdlggg.com
Seamless process
Seamless steel pipe
Tube - Inspection - Skinning - test - heating - piercing - pickling - grinding - dry lubricant - welding head - drawing - Solid Solution treatment - pickling - pickling passivation - test - cold - to oil - the first cut - dry - in polished - polished outside - testing - Identification - product packaging