Third Party Inspection

Industrial Third-Party Inspection refers to independent inspection services that are provided by inspection agencies. TPI companies and also supplies you with third procedures for different fix, rotary, electrical and instrumental equipment The Third Party Inspection refers to independent inspection activities that are done by a Third Party Inspection Agency either hired by a buyer or seller.

provider company must issue an inspection certificate after finding satisfactory results during the inspection and when they have received the shipping documents from the seller.

This certificate has more commercial value than technical value and is a very important document in commercial transactions. This article explains the detailed content of the certificate.

Document Review is very important item in pre-shipment inspection assignment specifically when this inspection is not accompanied by vendor inspection.

In other word the purchaser order to the third-party inspection agency is for doing pre-shipment inspection and there is no inspection during manufacturing process. In this case TPI inspector must pay more attention to control the quality control records.

As minimum the TPI inspector must check following documents for mechanical equipment Pre-Shipment Inspection assignment:

  • Manufacturers Data Reports.
  • Material Certificates.
  • Dimensional Inspection Records.
  • Welding and NDE Maps.
  • WPS and PQR.
  • Welders Qualification Records.
  • NDE Reports.
  • Post Weld Heat Treatment Records.
  • Hydro-static Test reports.
  • Mechanical Running Test Reports (Rotary Equipment).
  • Performance Test Reports (Rotary Equipment).
  • NPSH Reports (for Pumps).
  • Strip Down Test reports.

When specified by purchase order, the TPI inspector must sign and stamp the above documents by special "Document Reviewed" stamp.