Orifice Flange Inspection and Test Plan 

This content provides you with a example orifice flange inspection and test plan. This orifice plate and flange ITP is draft and you need to modify it to meet your requirements.

Orifice Flange and Plate Inspection and Test Plan TaskVendorTPI InspectionClient
Orifice Flange and Plate Mill test reportsHRR
Orifice Flange and Plate Non-destructive examination, when specifiedHRR
Orifice Flange and Plate Checking of characteristics including the following items as minimum: 1) Check material certificate, 2) Check of indications shown on tagHWR
Orifice Flange and Plate Visual / Dimension InspectionHHR
Orifice Flange and Plate Documentation review prior to release(Final activity of Technical Inspection)HHR
Orifice Flange and Plate Pre-shipment InspectionHHR

Orifice Flange 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. (Notification not req'd : Randam Inspection)

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

General Note:

1) Orifice Flange Inspection and Test Plan 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 Orifice Flange and Plate Purchaser may be changed according to equipment criticality and vendor QC evaluation at job stage.

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

4) Monitoring/Observation of Orifice Flange and Plate 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%  Orifice Flange and Plate 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 REQ., the Orifice Flange and Plate 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) Orifice Flange and Plate Final Visual Inspection/Documentation Review/Pre-Shipment Inspection may  be combined within one time visit.


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