Manual Valve Maintenance
CTL for services and supply provides completer overhauling for manual valves including the following scope of work:
1- Valves disassembly and inspection.
2- Valves parts cleaning and sand blasting.
3- End flange machining.
4- Repair any pitted parts in the body by welding.
5- Stem machining/fabrication.
6- Ball, Gate, plugs & Seats machining (Lapping) to adjust it to the required dimensions.
7- Replace springs & Central pins of motion of wedge.
8- Valve assembly using new bolts if needed, new packing, O-rings and gasket. 9- Perform hydrostatic or pneumatic test according to API 598 or 6D.
Safety Relief Valve
CTL for services and supply provides completer overhauling for safety relief valves including the following scope of work:
1- Cleaning the valves internally and externally by Air.
2- Test as received for the safety relief valves
3- Safety relief valve will be disassembled.
4- Internal inspection will be done for internal components (spring , bellow , O-rings)
5- Checkup will be done to disc and nozzle and lapping will be done if needed. 6- Replacement for all gasket seals if needed.
7- Assemble for safety relief valve.
8- Retest and recertification of the valve according to API 576 and API 527.