Demister Inspection and Test Plan

This content provides you with a draft demister inspection and test plan. This is a draft demister ITP and it is necessary to be changed to meet your PO requirements.

Demister Inspection and Test Plan TaskVendorTPI InspectionClient
Demister Mill test reports including impact test and non-destructive test, when specifiedHRR
Demister Material identification and markingsHW/RR
Demister WPS/PQR, Welders qualifications (records or welder's list)HRR
Demister Weld preparation and fit-up, back chip inspectionHSR
Demister Execution of major repairs, when issued NCRHWR
Demister Alloy verification, when specifiedHRR
Demister Ferrite check for weld, when specifiedHRR
Demister Non-destructive testing (RT, UT, MT, PT when applicable)HSR
Demister Review of radiographs, when applicableHRR
Demister Production weld test, when requiredHRR
Demister Hardness measurements in final condition, when specifiedHRR
Demister Visual and dimensional inspectionHWR
Demister Trial Fit-up of all segments & partsHSR
Demister Other Job Requirement Inspection Record (when specified)HWR
Demister Surface preparation prior to painting, coating, lining HSR
Demister Final visual inspection (including Painting (color & thickness), coating, preservation, lining, picking, nameplate, tagging, marking, and Aux items like spare parts, bolts, etc.)HWR
Demister Pickling, Passivation, PreservationHSR
Demister Documentation review prior to release at local shop(Final activity of Technical Inspection)HHR
Demister Pre-shipment InspectionHHR

Demister Inspection and Test Plan Points

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. (Random Inspection : Notification not req'd)

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

General Note for Demister ITP :

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

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

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

4) Monitoring/Observation of Demister Vendor shop daily routine works(i.e.Storage of materials & welding consumables,Adherence to approved procedures, Testing tool calibration check, Welder/NDE Operator performance & qualification, workmanship, cleanliness and etc.) shall be done by Purchaser during inspection visit.

5) Final Demister Visual Inspection/Documentation Review/Pre-Shipment Inspection may be combined within one time visit.


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