Aviation Mechanic - General, Airframe, and Powerplant › I. General › Task E. Aircraft Materials, Hardware, and Processes

AM.I.E.S12

Skill

Determine suitability of materials for aircraft repairs.

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Study note

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 - General p. 7-12
Chapter 7: Aircraft Materials, Hardware, & Processes › Aircraft Metals › Hot-Working
Normalizing consists of heating the part to the proper temperature, holding it…
Aviation Maintenance Technician Handbook - Airframe p. 6-7
Chapter 6: Aircraft Wood & Structural Repair › Repair of Wood Aircraft Structures › Suitable Wood
which the other wood is measured. Figure 6-10 provides a comparison of other wood that may be suitable for aircraft repair. It lists the strength and characteristics of the wood in comparison to spruce. The one item common ... repair of aircraft should be of the highest quality and grade. For certificated aircraft, the wood should have traceability to a source that can provide certification to a military specification (MIL-SPEC). The term “aircraft quality” or “aircraft grade…
Aviation Maintenance Technician Handbook - Airframe p. 6-7
Chapter 6: Aircraft Wood & Structural Repair › Suitable Wood › Defects Permitted
returning the aircraft to service to determine the quality of the replacement wood and the airworthiness of the subsequent repair. To help determine the suitability of the wood, inspect it for defects that would make it unsuitable material to repair ... aircraft repair that are identified in Figure 6-10: 1. Cross grain—Spiral grain, diagonal grain, or a combination of the two is acceptable if the grain does not diverge from the longitudinal axis of the material more than specified…