Samshin
Products & Services.
SAMSHIN
SAMSHIN provides field services of valve operation and maintenance work for nuclear power plants and thermal power plants.
01
Seat ring automatic cutter.
- It is powered by electric motor and the cutting design is available with bite for general purpose
- The working time is saved by using both a blade for cutting and blades for chamfering
- By adopting the rpm control function for electric motor, the control is possible over cutting volume by bites
- The device is developed for preventing foreign matters from entering into the pipes
Design draft for cutting machine
Cutting machine and mock-up device
Performance test of cutting machine
02
Automatic seat ring welding.
- After the seat ring cutting, install the automatic seat ring welder at the valve
- Conduct the repair welding over the replaced seat ring
- Check the remote monitoring of welding work
Install the welding machine
Perform the repair welding work
Monitor the repair welding work
03
Technology for processing the inner diameter of valve.
- Processing of pipe and inside of valve, body inlay and wrapping
- Processing of seat weld (Globe, Lift/stop Check Valve)
Install the seat ring processor
Prevent the foreign matter from entering into pipe
After the work of processor and wrapping
Make the valve inlay processing
Make the automatic wrapping work
Assemble the valve after the work
04
Closing leakage test of valve in the field.
- The closing leakage test is possible without taking out the existing valve or making new valves
- The line equipment and pressure device are required for closing leakage test
- The direct closing leakage checkup of the existing valve is possible instead of indirect closing leakage checkup
Design draft of cutting machine
Cutting machine and mock-up device