|
CASA NDT & Specialty Services (EASA only in the course of maintenance) |
|
Rating |
Limitation |
Detail of limitation |
|
D1 |
Liquid penetrant (PT) |
Penetrant (Type 1): Fluorescent |
|
|
|
Method A: Water-washable (Level 3 sensitivity) |
|
|
|
Method C: Solvent-removable (Level 3 and Level 4 sensitivity) |
|
|
|
Method D: Post-emulsifiable, hydrophilic (Level 3 and Level 4 sensitivity) |
|
|
|
Penetrant (Type 2): Colour contrast |
|
|
|
Developer: Form D (Non-aqueous) |
|
D1 |
Magnetic particle (MT) |
As per ASTM E1444 and OEM/Part 21 instructions. |
|
|
|
With portable yoke equipment - only as per approved OEM/Part 21 instructions when away from PPB. |
|
D1 |
Eddy Current (ET) |
As per approved OEM / Part 21 instructions |
|
D3 |
Machining |
As per approved OEM/Part 21 drawings |
|
D3 |
Shot peening |
As per AMS2430 or OEM/Part 21 requirements |
