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void documentation

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Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0009078
EISBN: 978-1-62708-177-1
... the analysis of various types of voids. It reviews techniques for analysis of voids at ply-drops, voids due to high fiber packing, and voids that occur in honeycomb core composites. The final section of the article discusses void documentation through the use of nondestructive inspection techniques and density...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001478
EISBN: 978-1-62708-173-3
..., defined, and documented, and it must be shown that the assembly, as designed, can be manufactured to the stated requirements. In other words, a supplier, either in-house or a subcontractor, has to show an ability to manufacture and inspect the assembly with acceptable yields on a production basis...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0009083
EISBN: 978-1-62708-177-1
... polarized light void content THE HONEYCOMB SANDWICH STRUCTURE COMPOSITE is a very efficient and complex structure widely used in the aircraft industry ( Ref 1 , 2 ). Honeycomb-cored sandwich panels increase part stiffness at a lower weight than monolithic composite materials. By imitating the natural...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006760
EISBN: 978-1-62708-295-2
... is often easily visible with stereomicroscopy. At this point, the appearance of the component and any indications of damage or clues as to how the damage occurred or progressed are documented. The most promising component sections that may inform the investigation are selected for further evaluation. All...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 November 1995
DOI: 10.31399/asm.hb.emde.a0003045
EISBN: 978-1-62708-200-6
... has culminated in standard industry reference publications of testing procedures, such as those of the American Society for Testing and Materials and the American Society of Mechanical Engineers. These organizations are engaged in the documentation of methods of testing or referencing the specific...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003456
EISBN: 978-1-62708-195-5
... several manufacturing or in-service sources. The vulnerability of a particular composite structure depends on factors including type of construction, function, and location on the aircraft. Manufacturing Defects Manufacturing defects include voids, delaminations, surface damage, and misdrilled...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0009072
EISBN: 978-1-62708-177-1
...Abstract Abstract This article describes how composite specimens are sectioned, documented, and labeled during sample preparation. The mounting procedures for the specimen are summarized. The article explains sample clamping, which involves not mounting the specimens using an adhesive...
Series: ASM Handbook
Volume: 9
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.hb.v09.a0009075
EISBN: 978-1-62708-177-1
... of composite specimens can be performed using low-magnification bright-field illumination of the cross section. Usually, 25 to 50× magnification is sufficient for documentation of voids, but magnification up to 100× is sometimes required. It is important to realize that this is the total magnification observed...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006757
EISBN: 978-1-62708-295-2
... °C (915 °F). (a) Polished and etched to emphasize grain-boundary voids. (b) Polished and etched carefully to show grain boundaries. Nital etch Fig. 36 Scanning electron microscope images of CrMo tube shown in Fig. 35 , prepared from a specimen that had been polished and etched to emphasize...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003464
EISBN: 978-1-62708-195-5
... a large portion of documenting porosity in composites falls. Most microscopes are not set up for this range, and those that are have difficulty achieving the quality of a dedicated macroscope. Void analysis of composite specimens can be performed using low-magnification bright-field illumination...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003462
EISBN: 978-1-62708-195-5
... requirements, and manufacturing records Visual analysis, documentation of damage and any other nondestructive part evaluation Verification of materials, including the fiber/ resin/adhesive systems Determination of fiber, matrix, and void volume fractions and verification of the lay-up, ply type...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003522
EISBN: 978-1-62708-180-1
... preparation microstructure polymers secondary ion mass spectroscopy wear damage X-ray powder diffraction EXAMINATION of a damaged component involves a chain of activities that, first and foremost, requires good observation and documentation. If the component is being examined on site where...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003476
EISBN: 978-1-62708-195-5
... the necessary functions of a matrix material. Composites fabricated with these polymers exhibited high void contents, poor fiber translation efficiencies, inferior elevated-temperature mechanical properties, and inferior thermooxidative stabilities. Little progress was made in developing polymers with improved...
Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004122
EISBN: 978-1-62708-184-9
... requirements in the procurement document. The article summarizes requirements from a procurement document. As required by the procurement contract, corrosion-control technologies used in a vehicle system need to be evaluated to determine their benefit. The article provides information on testing systems, which...
Book Chapter

Series: ASM Handbook
Volume: 13C
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v13c.a0004221
EISBN: 978-1-62708-184-9
..., and prevent corrosion. The ability of corrosion to undo the best complex engineered systems has been documented. color images corrosion of engineered systems environmental corrosion forms of corrosion industrial corrosion THE INFORMATION provided by the authors for this Handbook included...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003436
EISBN: 978-1-62708-195-5
... macrocracks, and voids in composites structures. The ultrasonic method itself uses longitudinal, shear, Lamb, Rayleigh, or guided waves for various measurements on composite materials. Wave parameters, including acoustic attenuation and speed, can be used to determine materials properties and characteristics...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006016
EISBN: 978-1-62708-172-6
...-Preparation Inspection Documentation Measuring Dry-Film Thickness Assessing Intercoat Cleanliness Verifying Recoat Times/Temperatures Detecting Pinholes and Holidays Assessing Coating Cure/Coating Hardness Measuring Adhesion Measuring Wet-Film Thickness Verifying Grease and Oil...
Series: ASM Handbook
Volume: 6
Publisher: ASM International
Published: 01 January 1993
DOI: 10.31399/asm.hb.v06.a0001459
EISBN: 978-1-62708-173-3
... compositions are listed in Tables 23 , 24 , and 25 . ASTM B 32 recognizes the Sn96 solder as that composition which has a silver content of 3.4 to 3.8 wt%. The “same” alloy specified by QQ-S-571E has a composition of 3.6 to 4.4 wt% Ag. The ASTM document includes specifications for two additional tin-silver...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003434
EISBN: 978-1-62708-195-5
..., and what are generally known as good shop practices. Although inspection techniques vary from one company or facility to another depending on prescribed contractual requirements, available equipment, level of personnel training, and documentation systems used, they all fulfill the following criteria...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003390
EISBN: 978-1-62708-195-5
... sample problems to test the features and make some support calls to determine the level of response that can be expected. Few programs provide printed manuals anymore. On-line manuals should document all capabilities of the software, should be easy to navigate, and should have index and search...