Magnetic Particle Inspection Manufacturing Processes

Part 2 ✈ Chapter 3 - Checklists Page 125 Part 2 - Airworthiness Audit Policy and Procedures MRA – 1 st Edition September 1998 Items References Result out: - MIL-1-6868; - 48-GP-11M; or - other? A-2 Is the inspection conducted at the proper stage in the manufacturing process? QPM OK FDG NA A-3 Are specifications and procedures available to the operators and are they used? QPM OK FDG NA A-4 Do the inspection techniques provide for the detection of all discontinuities? QPM OK FDG NA A-5 Is the magnetising unit capable of producing its rated magnetising current? If not, is it placarded to indicate its specific limitations? QPM OK FDG NA A-6 Is adequate equipment available for cleaning parts prior to and following the inspection? QPM OK FDG NA A-7 What quality assurance tests are specified for controlling the process? QPM OK FDG NA A-8 Is the following equipment available and is it used to control the process: - a calibrated field indicator; - a calibrated light meter; - a centrifuge tube; - a suitable dark booth, when required; - a calibrated ammeter gauge; and - a black light? QPM OK FDG NA Page 126 Part 2 ✈ Chapter 3 - Checklists MRA – 1st Edition September 1998 Part 2 ✈ Chapter 2 - Airworthiness Audit Policy and Procedures Items References Result A-9 Are records of the following tests available: - magnetic substance concentration concentration and viscosity; - black light intensity; and - effectiveness of equipment and process? QPM OK FDG NA A-10 Do inspectors observe darkroom conditioning time before conducting the inspection? QPM OK FDG NA A-11 Are parts demagnetised after inspection and prior to cleaning? How is demagnetisation carried out? OK FDG NA Items Certified - Completed by:

3.8.22 Radiographic Inspection

Items References Result A-1 According to what standard is radiographic inspection being performed? Is it MIL-STD-A53? QPM OK FDG NA A-2 Are the applicable radiographic standards specifications and inspection techniques available to inspectors? QPM OK FDG NA A-3 Do inspection techniques specify the adequate coverage of parts? QPM OK FDG NA A-4 Are current calibration curves available for each x-ray-generating device? QPM OK FDG NA Part 2 ✈ Chapter 3 - Checklists Page 127 Part 2 - Airworthiness Audit Policy and Procedures MRA – 1 st Edition September 1998 Items References Result A-5 Are appropriate penetrameters or image quality indicators available and in use? QPM OK FDG NA A-6 Are radioactive sources in use? QPM OK FDG NA A-7 Are the regulations governing the use of radioactive sources i.e. the Atomic Energy Control Act available to operators and inspectors? QPM OK FDG NA A-8 Is appropriate source and radiation-handling and radiation-shielding equipment available and in good condition? QPM OK FDG NA A-9 Are densitometers used? QPM OK FDG NA A-10 Do radiographs contain the following information: - the date of exposure; - the aircraft or part identification or serial number; - the inspection technique number; and - the film location and exposure identification? QPM OK FDG NA A-11 Are appropriately certified film interpretation reports available for each inspection? QPM OK FDG NA A-12 Are appropriate facilities and equipment available for film interpretation? QPM OK FDG NA A-13 Is film handled, processed and stored in accordance with the manufacturers recommendations? QPM OK FDG NA