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Standard

Composite Electrical Connectors

2009-09-01
CURRENT
AIR4567B
This SAE Aerospace Information Report (AIR) establishes guidelines for evaluating composite electrical connectors and accessories.
Standard

COMPOSITE REPAIR NDT/NDI HANDBOOK

1996-11-01
CURRENT
ARP5089
This document provides background information on the design, application, repair and inspection of composite structures, including metal bonding, used on civil transport aircraft. The objective of this document is to assist inspectors to know where to expect composite and metal bonded parts on the aircraft, to understand the capabilities of current NDT methods and to aid interpretation of inspection results. ...The objective of this document is to assist inspectors to know where to expect composite and metal bonded parts on the aircraft, to understand the capabilities of current NDT methods and to aid interpretation of inspection results.
Standard

DRYING OF THERMOSETTING COMPOSITE MATERIALS

1996-08-01
CURRENT
ARP4977
This SAE Aerospace Recommended Practice (ARP) describes standard methods for drying commercial aircraft composite structures prior to repair and gives general guidelines on use and applicability. It addresses the removal of liquids that have collected inside the structures through open damage, microcracks, or porosity and the removal of absorbed moisture from the composite material. ...It addresses the removal of liquids that have collected inside the structures through open damage, microcracks, or porosity and the removal of absorbed moisture from the composite material. The methods described in this document shall only be used when specified in an approved repair document or with the agreement of the original equipment manufacturer (OEM) or regulatory authority. ...If this document is used for the drying of materials other than thermosetting composite materials, the fitness for this purpose must be determined by the user.
Standard

Environmental Degradation of Composite Materials

2018-10-18
CURRENT
ARP6287
The purpose of this Aerospace Recommended Practice (ARP) is to provide guidelines for the basic requirements to be considered regarding environmental degradation effects when qualifying composite materials in the design to fulfill the (E)TSO-C90 Minimum Performance Standard. Material qualification is the verifying of a materials attributes and characterizations, which are typically determined through testing.
Standard

Solid Composite Laminate NDI Reference Standards

2011-12-20
CURRENT
ARP5605A
This recommended practice establishes a generic composite reference standard that will accommodate nondestructive inspections (NDI) on the full array of glass fiber and carbon fiber laminates found on aircraft.
Standard

Composite Honeycomb NDI Reference Standards

2011-12-20
CURRENT
ARP5606A
This recommended practice establishes generic reference standards that will accommodate nondestructive inspections (NDI) on a broad range of non-metallic composite honeycomb structures found on aircraft.
Standard

Composite and Bonded Structure Technician/Specialist Training Document

2018-09-19
CURRENT
AIR4938C
Part 2 is the Commercial Aircraft Composite Structure Bonded Repair curriculum. Part 3 is the Commercial Aircraft Composite Structure Bolted Repair curriculum. ...This document establishes the minimum curriculum requirements for training, practical assessments, and certifying composite structure repair personnel and metalbond repair personnel. It establishes criteria for the certification of personnel requiring appropriate knowledge of the technical principles underlying the composite structural repairs and/or metalbond they perform. ...It establishes criteria for the certification of personnel requiring appropriate knowledge of the technical principles underlying the composite structural repairs and/or metalbond they perform. Persons certified under this document may be eligible for licensing/certification/qualification by an appropriate authority, in addition to this industry accepted technician certification.
Standard

Vacuum Bagging of Thermosetting Composite and Metalbond Repairs

2018-01-10
CURRENT
ARP5143A
This Aerospace Recommended Practice (ARP) describes methods of vacuum bagging, a process used to apply pressure in adhesive bonding and heat curing of thermosetting composite materials and metalbond for commercial aircraft parts. If this document is used for the vacuum bagging of other than thermosetting composite materials and metalbond, the fitness for this purpose must be determined by the user. ...If this document is used for the vacuum bagging of other than thermosetting composite materials and metalbond, the fitness for this purpose must be determined by the user.
Standard

Machining of Composite Materials, Components and Structures

2015-04-15
CURRENT
AIR5367
This SAE Aerospace Information Report (AIR) provides information related to machining of composite materials, components and structures. This document is intended to supplement the machining processes and guidelines provided in OEM repair manuals and structural repair manuals.
Standard

Development and Qualification of Composite Landing Gears

2010-10-07
CURRENT
AIR5552
This information report provides general guidance for the design considerations, qualification in endurance, strength and fatigue of landing gear using composite components as principle structural elements. The information discussed herein includes the development and evaluation of design data considering: the potential for imbedded manufacturing defects, manufacturing process variations, the component operating environment, potential damage threats in service, rework and overhaul, and inspection processes. ...This AIR mainly discusses the use of thick composites for landing gear structural components. Considerations and recommendations provided in this AIR may therefore differ greatly from considerations and recommendations found in widely accepted composite design references such as CMH-17 and Advisory Circulars such as AC 20-107(B). ...Considerations and recommendations provided in this AIR may therefore differ greatly from considerations and recommendations found in widely accepted composite design references such as CMH-17 and Advisory Circulars such as AC 20-107(B).
Standard

Composite and Bonded Structure Inspector: Training Document

1999-03-01
CURRENT
AIR5279
This document provides recommendations concerning the minimum knowledge and skill guidelines for a composite and metal bond repair inspector. Teaching levels have been assigned to this curriculum to define the knowledge, skills and abilities needed to inspect repairs.
Standard

Composite and Bonded Structure Engineers: Training Document

1999-03-01
CURRENT
AIR5278
This document provides recommendations concerning the minimum knowledge and analytical skill guidelines for a composite and metal bond repair design engineer. Teaching levels have been assigned to this curriculum to define the knowledge, skills and abilities needed to design appropriate repairs.
Standard

Core Restoration of Thermosetting Composite Components

2007-02-27
CURRENT
ARP4991A
This SAE Aerospace Recommended Practice (ARP) describes standard methods for restoring damaged core on commercial aircraft sandwich structures. The methods shall only be used when specified in an approved repair procedure or with the agreement of the Original Equipment Manufacturer (OEM) or regulatory authority. The repair materials shall be defined in the approved repairs referencing these methods.
Standard

Teaching Points for a Class on “Critical Issues in Composite Maintenance, Repair and Overhaul”

2018-09-05
CURRENT
AIR5719A
This document is to be used as a checklist by curriculum developers to create courses or training for critical composite repair, maintenance, and overhaul issues. This document will not take the place of courses or training requirements for specific job roles of a composite repair technician, inspector or engineer. ...This document will not take the place of courses or training requirements for specific job roles of a composite repair technician, inspector or engineer.
Standard

Composite Fuel Tanks, Fuel System Design Considerations

2012-12-11
CURRENT
AIR5774
This SAE Aerospace Information Report (AIR) is a compilation of engineering references and data useful to the technical community that can be used to ensure fuel system compatibility with composite structure. This AIR is not a complete detailed design guide and is not intended to satisfy all potential fuel system applications.
Standard

MASKING AND CLEANING OF EPOXY AND POLYESTER MATRIX THERMOSETTING COMPOSITE MATERIALS

1997-03-01
CURRENT
ARP4916
This SAE Aerospace Recommended Practice (ARP) describes methods of masking and cleaning commercial aircraft, epoxy and polyester matrix, composite parts prior to their entry into the composites shop, masking and cleaning of on-wing repair areas in preparation for carrying out repairs and wipe cleaning during repair and prior to bonding. ...If this document is used for the masking or cleaning of materials other than epoxy and polyester matrix thermosetting composite materials, the fitness for this purpose must be determined by the user. The methods of masking and cleaning described in this document have specific limited application and are not interchangeable.
Standard

Identification and Assessment of Damage to Composite Aircraft Structures Training Document

2020-08-03
CURRENT
AIR6825
Module 1 is the Composite Awareness curriculum, independent of the application. Module 2 is the Initial Inspection and Damage Mapping curriculum. ...The combination of the modules represents the applicable identification and assessment process for damage to composite aircraft structures (see Figure 1). Module 1 is prerequisite for attendance to the other modules. ...The contents of Module 1 may also be used for composite awareness training of a broader target audience, including line mechanics.
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