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PQT For Fiber Glass Lining of Tank.

Lining Procedure Qualification Test.

Prior to start any work PQT for fiberglass lining procedure should be qualified.The Steel plate size should be 900mm x 900mm x 6mm thickness welded to another vertical plate of size 900mm x 300mm x 6mm.The Surface preparation should be cleaned according to SIS 05 59 00 or as specified by the manufacturer using the same abrasive material proposed for the thank surface preparation.

Also the same primer and lining material proposed for the job shall be used for procedure qualification.After blast cleaning, the primer shall be applied to the plate,primer DFT not exceeding more than 50micron.

The lining and caulking shall be applied as per client specification.The mat overlap shall be 50mm and should be made at the middle of the test plate.The plate provided with proper identification marking.

PQT For Fiber Glass Lining of Tank.
FGRL PQT Test

Once the manufacturer specified curing time is attained the lined test plate shall be subjected to all the tests namely visual,DFT,Holiday testing,Adhesion testing,Hardness testing and Bending testing as per client requirement and if test results meets”Acceptable limits”and client approval then only we can proceed for tank lining.

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