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Published: 15 May 2022
Fig. 1 Typical curves related to the failure of a product design as a function of time More
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006938
EISBN: 978-1-62708-395-9
... Design Background The product design process is directed at the creation of products demonstrating a specified utility, function, and durability. Through this process, functional components—whose attributes are chosen to achieve a desired performance, either independently or in the context...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003501
EISBN: 978-1-62708-180-1
... selection is just one part of this overall design process, which may involve a complex set of relationships regarding product function, shape, materials, and manufacturing process ( Fig. 1 , Ref 1 ). In the past, engineering design was performed as a sequential procedure, with the material decisions made...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006800
EISBN: 978-1-62708-329-4
.... Materials selection is just one part of this overall design process, which may involve a complex set of relationships regarding product function, shape, materials, and manufacturing process ( Fig. 1 ) ( Ref 1 ). In the past, engineering design was performed as a sequential procedure, with the material...
Series: ASM Failure Analysis Case Histories
Volume: 3
Publisher: ASM International
Published: 01 December 2019
DOI: 10.31399/asm.fach.v03.c9001815
EISBN: 978-1-62708-241-9
... Abstract Copper electrical feedthrough pins used in a bolting application in a refrigeration compressor had functioned without failure for years of production and thousands of units. When some of the pins began to fail, an investigation was conducted to determine the cause. Visual examination...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006935
EISBN: 978-1-62708-395-9
... Abstract Manufacturing process selection is a critical step in plastic product design. The article provides an overview of the functional requirements that a part must fulfil before process selection is attempted. A brief discussion on the effects of individual thermoplastic and thermosetting...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006868
EISBN: 978-1-62708-395-9
... of the functional groups needed throughout the development of the part or product. Essentially this team would include the design engineering group, the material suppliers’ technical applications group, the processing facility technical group, the tooling design group, the manufacturing assembly technical group...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003503
EISBN: 978-1-62708-180-1
... how proper planning, along with functional, interface, and detailed fault analyses, makes FMEA a process that facilitates the design throughout the product development cycle. It also discusses the use of fault equivalence to reduce the amount of labor required by the analysis. The article shows how...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006831
EISBN: 978-1-62708-329-4
... the intended function is decreased. The article addresses factors that may cause failures in castings for each metal type, starting with gray iron and progressing to ductile iron, steel, aluminum, and copper-base alloys. It describes the general root causes of failure attributed to the casting material...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006927
EISBN: 978-1-62708-395-9
.... Visualizing from the part function perspective allows the design engineers to see the geometry and the structure first, and think about the material, the process, and the tooling as secondary considerations. Part/Product Safety Perspective Developing parts or products in which the end user must...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006942
EISBN: 978-1-62708-395-9
..., is often defined as the inability of a product to perform its function as intended. There are many different criteria that can be used to define performance, all of which depend on the individual evaluating the product, but the end conclusion is always related to the product doing something unintended...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003500
EISBN: 978-1-62708-180-1
.... They are all customer focused and are founded on problem solving as a means for improvement. When addressing customer focus, producers and other organizations have identified that the form, fit, function, and service-life requirements of a product or system are actually defined ultimately by customers...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006753
EISBN: 978-1-62708-295-2
..., producers and other organizations have identified that the form, fit, function, and service-life requirements of a product or system are actually defined ultimately by customers. Customer-focused manufacturers strive to meet these requirements in designing, developing, and producing their products...
Series: ASM Handbook Archive
Volume: 11
Publisher: ASM International
Published: 01 January 2002
DOI: 10.31399/asm.hb.v11.a0003502
EISBN: 978-1-62708-180-1
... design, and the details of every component must be defined to the point at which the product or system can be manufactured. A combination of human activities is required to reach each of these end points or outputs, as described by Smith in his article “Cross-Functional Design Teams” ( Ref 9...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.9781627083959
EISBN: 978-1-62708-395-9
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006922
EISBN: 978-1-62708-395-9
... Abstract There are many reasons why plastic materials should not be considered for an application. It is the responsibility of the design/materials engineer to recognize when the expected demands are outside of what the plastic can provide during the expected life-time of the product...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006864
EISBN: 978-1-62708-395-9
... in the presence of heat and water; polyesters are particularly susceptible to this behavior and degrade through hydrolytic cleavage of the ester bond in the polymer backbone. Fig. 5 Zones of a degassing screw Die and Product Design The sixth main function (shaping and forming) is performed...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006912
EISBN: 978-1-62708-395-9
... where a radius cannot be included Minimize Material Flow and Optimize Gate Location Product designers are often focused on the overall function, shape, and assembly of the product. Plastic part design requires that designers consider the mold design and processing parameters associated...
Series: ASM Handbook
Volume: 11A
Publisher: ASM International
Published: 30 August 2021
DOI: 10.31399/asm.hb.v11A.a0006801
EISBN: 978-1-62708-329-4
... is primarily performed in research laboratories or universities. Sheet metal forming capability is a function of the metal type, alloy, temper, and thickness. In some cases, it is also a function of the method of production available at different metal suppliers. Limited FLCs are available in the public...
Series: ASM Failure Analysis Case Histories
Publisher: ASM International
Published: 01 June 2019
DOI: 10.31399/asm.fach.homegoods.c0090424
EISBN: 978-1-62708-222-8
... is a common breakdown product produced during the decomposition of polycarbonate. The conclusion was that the most likely cause of the molecular degradation was improper drying and/or exposure to excessive heat during the injection molding process that in turn caused the material degradation. Brackets...