Clients : Doosan Heavy Industry, Doosan Mecatec, Sewon E & T
 
Features : 1Time for Hole Processing : 20~30 seconds. extra process after work is unnecessary
 
It is manufactured with the priorities in maintaining the tube's mechanical property and productivity improvement by the short-term work process, not giving any damages in tube's life time welding tube sheet in heat exchanger into tube using water pressure.
1 Hole