Aviation Mechanic - General, Airframe, and Powerplant › II. Airframe › Task A. Metallic Structures

AM.II.A.R1

Risk management

Selection of repair materials.

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Get a short, cited explanation of this element written from the FAA handbooks: the core idea, the numbers that matter, common test traps, and a quick self-check.

From the FAA library

Aviation Maintenance Technician Handbook - Airframe p. 4-92
Chapter 4: Aircraft Metal Structural Repair › Repairability of Sheet Metal Structure › Damage Removal
Remove and incorporate into the new repair any previous repairs joining the area of the new repair. Repair Material Selection The repair material must duplicate the strength of the original structure. If an alloy weaker than the original material…
Aviation Maintenance Technician Handbook - General p. 7-2
Chapter 7: Aircraft Materials, Hardware, & Processes › Thermal Expansion › Ferrous Aircraft Metals
parts. In addition, the particular shape or form of the material plays an important role. In selecting materials for aircraft repair, these factors (plus many others) are considered in relation to the mechanical and physical properties. Among the common materials…
Aviation Maintenance Technician Handbook - General p. 7-1
Chapter 7: Aircraft Materials, Hardware, & Processes › Aircraft Metals
repair, even a slight deviation from design specification, or the substitution of inferior materials, may result in the loss of both lives and equipment. The use of unsuitable materials can readily erase the finest craftsmanship. The selection of the correct…