Casting spot repair
Problem, idea and solution
A customer has a casting with casting holes. The delivery time is too short to make a new casting.
It is a hydraulic piston.
Load is approximately 160 bar.
Revamo pre-turned the casting and considered the repair options.
The casting holes have been welded shut by laser cladding. The piston has been hydraulically pressure tested to 200 bar and an ultrasonic crack test carried out by a notified body.
Every type of wear requires dimensional recovery. Dimensional recovery is also required when a design or machining error...
|Principle dimensions (LxWxH): Ø560x295mm||Base material: 0.0552 (GS 52)||Coating: Inconel|
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