INCOMING INSPECTION AT FABRICATION SHOP

Incoming material inspection can be classified and performed as follows:

a) Permanent Materials Supplied by Client

  1. Incoming inspection shall be carried out by Material Controller (MCr)/storekeeper to verify the dimensions and quantity.
  2. QC inspector shall verify the physical damages and material defects and also review the MTCs for their compliance to relevant standards.
  3. MCr shall notify the status of received, accepted and rejected materials to the client.

Note: Please refer to Control of Customer Supplied Product Procedure for reference (Document No.: PCR-PUP-03).

b) Permanent Materials Procured by PCR

  1. Incoming inspection shall be carried out by MCr/storekeeper to verify the dimensions and the quantity.
  2. QC inspector shall verify the physical damages and material defects and also review the MTCs for their compliance to relevant standards.
  3. MCr shall notify the status of received, accepted and rejected materials to the PE/CM/PM/ProM.

c) Consumable Materials Procured by PCR

  1. Incoming inspection shall be carried out by MCr/storekeeper to verify the quantity.
  2. QC inspector shall verify the physical damages and material defects and also review the batch certificates for their compliance to relevant standards.
  3. MCr shall notify the status of received, accepted and rejected materials to the PE/CM/PM/ProM.

Incoming Material Inspection Activity – DOs and DON’Ts

DOs DON’Ts
Check for the availability of documents, like PO, DO, packing list, MTC, batch certificates, data sheets, etc. Don’t perform inspection without required documentation.
For pipes: check for external/internal pitting, dents, bevel damages, pipe end protection, coating damages, internal/external diameter, wall thickness/schedule, seam/seamless, length, pipe number/heat number, material specification, etc. Don’t release the materials for fabrication/erection without completion of inspection.
For fittings: check for external/internal pitting, dents, bevel damages, damages to flange face, application of preservative on the flange face, internal/external diameter, wall thickness/schedule, class/rating, length, pipe number/heat number, material specifications, etc. Don’t forget to invite the client for critical incoming materials inspection at the site.
For valves: check for type of valve, external/internal damages, bevel damages (for welded valves), damages to flange face, application of preservative on the flange face and internal, length, diameter, class rating/fire rating, valve tag no., name plate details, end protection covers, material specifications, etc.
For gaskets: check for type of gasket, external damages, damages to spiral, diameter, thickness, class/rating, damages to insulation sleeves and number of sleeves, washers, material specifications, etc.
For stud bolts, nuts and washers: check for type, external damages, diameter, length, application of preservative on the threads, class, quantity, material specifications, etc.
Use calibrated instruments for inspection.
If deficiency is observed, quarantine the material.