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Series: ASM Handbook
Volume: 24A
Publisher: ASM International
Published: 30 June 2023
DOI: 10.31399/asm.hb.v24A.a0006967
EISBN: 978-1-62708-439-0
... with the verification of size, location, form, and surface topography of geometric features. This is split into two categories: geometric (size, location, form) and surface measurement (topography). The article also focuses on applicable inspection technologies, and it discusses the context within digital thread...
Image
Published: 01 August 2018
Fig. 8 (a) Digital radiograph of rocket exit cone showing the position for computed tomography scanning through the thread portion of the component. (b) Computed tomography image through threaded area of rocket exit cone. Computed tomography revealed the extent of interply density variations. More
Series: ASM Handbook
Volume: 24A
Publisher: ASM International
Published: 30 June 2023
DOI: 10.31399/asm.hb.v24A.a0006965
EISBN: 978-1-62708-439-0
..., the digital data from upstream activities must be integrated naturally into the downstream activities to form a digital thread. In the production phase where the three life cycles meet, data from all three digital threads must be integrated and used as inputs to the production activities, such as process...
Series: ASM Handbook
Volume: 24A
Publisher: ASM International
Published: 30 June 2023
DOI: 10.31399/asm.hb.v24A.a0007020
EISBN: 978-1-62708-439-0
... Overview Built as digital manufacturing technologies, additive manufacturing (AM) processes are inherently reliant on data availability. Data formats play an integral role in the ability to take advantage of design flexibilities, manufacture what is designed, fabricate consistent parts, and ultimately...
Series: ASM Handbook
Volume: 24A
Publisher: ASM International
Published: 30 June 2023
DOI: 10.31399/asm.hb.v24A.a0006962
EISBN: 978-1-62708-439-0
... the scope of this article. Additive Manufacturing Data Securing AM requires securing the data used in the AM process, which requires knowing what and where the data are. It is becoming common practice to refer to these data as belonging to a digital thread ( Ref 5 ). The most expansive visions...
Series: ASM Handbook
Volume: 24A
Publisher: ASM International
Published: 30 June 2023
DOI: 10.31399/asm.hb.v24A.a0006958
EISBN: 978-1-62708-439-0
... computing, blockchain, machine learning, and advanced sensors. Additive manufacturing, along with novel materials, nanotechnology, and generative design, is in the middle of this ecosystem, connecting digital and physical worlds via a pervasive digital thread. Fig. 17 Sustainable additive...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003323
EISBN: 978-1-62708-176-4
... coefficient testing, torque tension testing, locknut testing, and angular ductility and rotational capacity tests. The article reviews the basic methods and fundamental principles for mechanical testing of externally and internally threaded fasteners and bolted joints. The test methods for externally threaded...
Series: ASM Handbook
Volume: 7
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v07.a0006074
EISBN: 978-1-62708-175-7
... and very-high-pressure CIP vessels can be limited in design by the available manufacturing processes, transportation limitations due to size and weight, and engineering materials properties. Closures and seals are critical design areas of pressure vessels. Closures may be full threaded, interrupted...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003285
EISBN: 978-1-62708-176-4
... coefficient. The article discusses various galling testing methods, such as button-on-block galling test, pin-on-flat galling test, and threaded connection galling test. It provides an overview of fretting wear that occurs between two tight-fitting surfaces subjected to a cyclic, relative motion of extremely...
Series: ASM Handbook
Volume: 12
Publisher: ASM International
Published: 01 June 2024
DOI: 10.31399/asm.hb.v12.a0006873
EISBN: 978-1-62708-387-4
... by examining fracture surfaces with the unaided human eye and at low magnifications (i.e., imaging up to 100× with optical and digital microscopes). The unaided human eye is a very powerful tool, with better depth of field and recognition of texture and color changes than can be obtained through a camera...
Series: ASM Handbook
Volume: 12
Publisher: ASM International
Published: 01 June 2024
DOI: 10.31399/asm.hb.v12.a0006846
EISBN: 978-1-62708-387-4
... Abstract This article provides a discussion on the following photographic equipment: point-and-shoot cameras, digital single-reflex cameras, stand-mounted digital zoom cameras, and digital microscope cameras. It presents two principal types of optical microscopes that are appropriate for visual...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006336
EISBN: 978-1-62708-179-5
... corrective action to be taken, with a minimum of scrap loss. Castings may contain internal cores that require the use of borescopes to examine properly. New developments in visual inspection procedures for examining component appearance are mainly based on vision systems that use digital cameras combined...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003314
EISBN: 978-1-62708-176-4
... frame with large top providing ample work space; 2, reciprocating platen; 3, rotating eccentric mass is source of dynamic force, which is varied by screwing threaded rod in or out; 4, thread screw locks threaded rod in position; 5, scale reads in pounds of vibratory force; 6, flexure plates absorb...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006644
EISBN: 978-1-62708-213-6
... successfully used in back-reflection x-ray topography to clarify the screw character of the micropipes in SiC ( Ref 13 ). It also has been used to reveal the dislocation sense of screw dislocations ( Ref 14 ), the Burgers vectors of threading-edge dislocations ( Ref 15 ), the core structure of Shockley partial...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003259
EISBN: 978-1-62708-176-4
...) Machines Gear-driven (or screw-driven) machines are electromechanical devices that use a large actuator screw threaded through a moving crosshead ( Fig. 2 ). The screw is turned in either direction by an electric motor through a gear reduction system. The screws are rotated by a variable-control motor...
Series: ASM Handbook
Volume: 24A
Publisher: ASM International
Published: 30 June 2023
DOI: 10.31399/asm.hb.v24A.a0006963
EISBN: 978-1-62708-439-0
... Abstract Additive manufacturing, as the first fully digital manufacturing process, is critically dependent on data, including the input materials, the process parameters guiding the three-dimensional printing process execution, any postprocessing steps, and any inspections performed...
Series: ASM Handbook
Volume: 12
Publisher: ASM International
Published: 01 June 2024
DOI: 10.31399/asm.hb.v12.a0006845
EISBN: 978-1-62708-387-4
... oils, fluoresce under UV light. Fluorescing material on the fracture surface of a high-strength steel bolt that failed immediately upon application of the specified installation torque is shown in Fig. 3 . The fluorescing material on the fracture surface is a clear indication of thread lubricant...
Book Chapter

Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002129
EISBN: 978-1-62708-188-7
... Capabilities Often other machining operations are performed in conjunction with turning. These include facing, longitudinal drilling, boring, reaming, tapping, threading, chamfering, and knurling. Common cutting tool modes used on turning equipment are shown in Fig. 1 . Turning operations may be divided...
Series: ASM Handbook
Volume: 12
Publisher: ASM International
Published: 01 June 2024
DOI: 10.31399/asm.hb.v12.9781627083874
EISBN: 978-1-62708-387-4
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006668
EISBN: 978-1-62708-213-6
... the frame size, number of lines within each frame, number of positions on each line, and the dwell time for each position on each line. Each position corresponds to an individual pixel in the resultant digital image. The pixel value in terms of grayscale depends on the relative signal intensity collected...