Pressure Letdown Valve Inspection and Test Plan

This content provide you with a draft pressure letdown valve inspection and test plan. You need to modify it to meet your PO requirements.

Radioactive Level Instrument Inspection and Test Plan TaskVendorTPI InspectionClient
Radioactive level instrument mill test reportHRR
Radioactive level instrument Calibration testHWR
Radioactive level instrument Performance test including hystersisHWR
Radioactive level instrument Insulation resistance testHWR
Radioactive level instrument Final visual / Dimension InspectionHHR
Radioactive level instrument Documentation review prior to release(Final activity of Technical Inspection)HHR
Radioactive level instrument Pre-shipment InspectionHHR

H: Hold Point implies that relevant production activities shall not proceed until the continuation of work is permitted by Purchaser. (Notification req'd)

W: Witness point implies that Purchaser intends to witness the designated inspection feature. If Purchaser decides not to witness the relevant feature, production can proceed without permission of Purchaser. (Notification req'd)

S: Witness, but spot check basis. Initial operation will be witness point and subsequent operation will be witnessed at discretion of Purchaser considering the results of previous inspection. (Notification not req'd : Randam Inspection)

R: Review inspection & test records (Notification not req'd)

General Note for Pressure Letdown Valve ITP :

1) Pressure Letdown Valve Witness/hold point by Code Inspector, when applied by Code /Local Regulation, is to comply with its requirements and to specify in Vendor's ITP.

2) Type of Inspection by Pressure Letdown Valve Purchaser may be changed according to equipment criticality and vendor QC evaluation at job stage.

3) When requested in the requisition, detailed Pressure Letdown Valve ITP shall be submitted by Vendor.

4) Monitoring/Observation of Pressure Letdown Valve Vendor shop daily routine works(i.e.Storage of materials ,Adherence to approved procedures, Testing tool calibration check,workmanship,cleanliness and etc.)shall be done by Purchaser during inspection visit.

5)100% Pressure Letdown Valve inspection which is covered by the combination of witness / spot check / record review inspection & tests listed above and vendor's original QC activity shall be confirmed by Purchaser's inspector prior to shipment.

6) Unless otherwise specified in Pressure Letdown Valve REQ. the sampling Q'ty of " S (Spot Witness Check) " shall be as follows:

3 to 20→3Pcs(all if total 2 and less) , 21 to 50→5Pcs, 51 to 100→10Pcs,101 to 200→20Pcs, 201 to 300→30Pcs, 301 to 500→50Pcs

Minimum 25 pcs or more of the commodity shall be arranged for H/W/S inspection and test at one time inspector's visit as much as practical.

7) Pressure Letdown Valve Final Visual Inspection/Documentation Review/Pre-Shipment Inspection may be combined within one time visit.


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