Primex Engineers believe in quality control right from the selection of Raw Materials, manufacturing process and final inspection.
- A Quality Assurance Plan is made for every job separately and follow strictly with documentation.
- Materials are tested from Govt, authorised testing laboratories to confirm the specification before use.
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Tubes are tested for flaring, flattering etc. In case of bulk supply Eddy Current Test Certificate is obtained from manufacturer.
- Tube Sheets are properly drilled, grooved for proper sealing keeping in mind of orientation and passes.
- Tubes are expanded as per standard and sometimes welded with seat as per requirements of customers.
- Welding joints are radiographed as per standard.
- Heat Exchangers are them Hydraulically tested from tube side as well as shell side as per specification.
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Before dispatch, tube and shell sides are flashed with compressed Air/Nitrogen, blind all nozzles to prevent rust formation and entry of any dust/foreign materials respectively.
- Two coats of Primer(Red Oxide) is applied if not specified.
- If drawing is not available, we have facility to develop drawing.
- In case of New Heat Exchangers, we have the facility to design the same with software.
