High frequency welded pipe production process

The production process of high frequency welded pipe is as below :

Coil car--- Uncoiler --- Pinching & Leveling---Sharing& Butt welding--- Loop cage --- Edge Remove

--- Forming --- HF welding --- Burr Removing --- M.F. Annealing --- Air cooling --- Online NDT Testing--- Sizing --- Cutting --- Straightening--- End-facing & Beveling--- Offing UT tester --- Product Inspection--- Weighting & Measuing--- Painting & Marking --- Storage --- Packing