Inspection Flow Chart for Rolled Product (Blooming Mill)Hot Rolled Product

Based on Rolling Plan

Pit Cooling Non- Pit Cooling

Non-Pit Cooling Material

Inspection Bed

Straightening

Grinding

Strip GrindingRCS: 90 & above Round : Above 100

Ring Grinding

Size: All Dia / RoundRCS upto 85

If any major defect found

Green Dot for MPI

Rectification

Not OK

Rectification

OK

Sr. No. On each Bar

Not OK

blue Dot OKNot OK

Yellow Strip OK

Cutting

Not OK

Yellow Circle on OKSpark area

Color Coding

Dispatch

Total No of Pcs Received Vs Production

Pit Cooling Material

Red Paint on Cross Section

Red Paint on Cross Section

Red Paint on Cross Section

Red Paint on Cross Section

Heat. No. to be provided on each bar.

100% Visual Inspection

100% MPI

Acid Etching

Based on rectification Re-MPI

to be decided

Dim.- Size, Twist, Bend

UT

Spark & Spectro

No of Pcs to be checked / Monitored before

dispatch

20% MPI

If any defect foundSize: 90 & 110 mm RCS Size: Above 110 RCS

If any defect found

Re-MPI or Acid

Etching