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problem-solving process

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.tb.sfa.t52780001
EISBN: 978-1-62708-268-6
... Abstract This chapter focuses on what can cause a system to fail and addresses the challenge in approaching a system failure. It then examines the steps involved in the four-step problem-solving process: defining the problem, identifying all potential failure causes and evaluating the...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.tb.sfa.t52780025
EISBN: 978-1-62708-268-6
... Abstract In the second step of the four-step problem-solving process, the failure analysis team should identify all potential failure causes. This chapter discusses the steps involved in five such techniques for identifying potential causes of failure, namely brainstorming, mind mapping...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130151
EISBN: 978-1-62708-284-6
... during project design of the cast tooling component is the cross type, such as the furnace grid and heating equipment shown in Fig. 3(a) . It causes serious crack problems in the cross area during the solidification process while still inside the sand mold or during heat treatment (Ref 3) . The...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110001
EISBN: 978-1-62708-247-1
... based upon his experience. As an improvement, Ferrier [4] explains the need for an enhanced FA process that inspires a thought process; it centers on solving the issue instead of over-emphasizing on the tools and techniques that is employed in each of 5 generic steps. Upon validating the failure...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280117
EISBN: 978-1-62708-267-9
... knowledge and practical forging know-how, Astroloy was made into disks for gas turbine applications. However, the forging process was more costly than with earlier alloys and the results prone to more scatter than desired. A solution to these problems was to minimize segregation through rapid solidification...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110323
EISBN: 978-1-62708-247-1
... isolated. Since the majority of global interconnects travel long distances the difficult and time consuming process of conducting large area layer-by-layer removal is usually required. The problems with layer-by-layer removal are magnified when the defect is located near the edge of the unit. Another...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130255
EISBN: 978-1-62708-284-6
... problems, whether the quenching process is the actual root cause or not. Approximately 20% of the problems in heat treating relate to heating processes, while as much as 80% of the problems relate to cooling processes. This chapter provides an overview of the fundamental material- and process-related...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.tb.ssde.t52310201
EISBN: 978-1-62708-286-0
... Abstract This chapter provides a basis for understanding the influence of stainless steel alloy composition and metallurgy on the welding process, which involves complex dynamics associated with melting, refining, and thermal processing. It begins with an overview of the welding characteristics...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110506
EISBN: 978-1-62708-247-1
..., and technology nodes. Making the jump to defect and process based nomenclature is solved during the root cause theorization process explained below. A typical list of failure mode classifications is quite short. It can first be defined by three types of “elements”: rows, columns, and bits. Each of...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.stg2.t61280149
EISBN: 978-1-62708-267-9
... fixtures for thermal processing, and headers and manifolds for chemical and petrochemical processing. The potential problem in welding these materials is base metal grain size. As grain size increases, weldability decreases. In some applications, a minimum grain size in the base metal is specified for...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2011
DOI: 10.31399/asm.tb.jub.t53290165
EISBN: 978-1-62708-306-5
... Abstract Brazing and soldering processes use a molten filler metal to wet the mating surfaces of a joint, with or without the aid of a fluxing agent, leading to the formation of a metallurgical bond between the filler and the respective components. This chapter discusses the characteristics...
Series: ASM Technical Books
Publisher: ASM International
Published: 31 December 2020
DOI: 10.31399/asm.tb.phtbp.t59310163
EISBN: 978-1-62708-326-3
... relieving of stresses induced by cold work are closely related. To achieve specific properties and to solve specific problems associated with heat treated parts, a second tempering operation may be needed. Often intricately or severely machined parts are stress-relieved at 480 to 540 °C to relieve the...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.aceg.t68410151
EISBN: 978-1-62708-280-8
... Abstract This chapter discusses the various factors pertinent to gravity permanent mold (GPM) castings, along with their advantages, limitations, and significance. The discussion covers the geometric factors, process and manufacturing elements, gating practices, and feeding principles of and...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.tb.sfa.t52780183
EISBN: 978-1-62708-268-6
... interim corrective actions to overcome design, process, and other failure causes. The chapter concludes by describing the process of corrective action implementation. corrective action failure analysis failure causes problem-solving process THE FOUR-STEP PROBLEM-SOLVING PROCESS ( Fig. 18.1...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 May 2018
DOI: 10.31399/asm.tb.hma.t59250107
EISBN: 978-1-62708-287-7
... aluminum production process integrated by Aluminum Company of America (Alcoa) and the numerous technical problems and solutions related to Alcoa's research from World War I to World War II. The aerospace applications for aluminum alloys are also presented. The chapter concludes with a section on aluminum...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130001
EISBN: 978-1-62708-284-6
... constant (Ref 5) . The three different types of heat transfer, conduction, convection, and radiation, are present during the heat treatment processes. Perhaps the most important physical property of steel to be considered in design is its coefficient of thermal expansion. Most heat treating problems...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2013
DOI: 10.31399/asm.tb.mfub.t53740373
EISBN: 978-1-62708-308-9
... finishing operations, to meet final application requirements. These include heat treatments, joining, repressing and sizing, machining, and various kinds of surface treatments. The presence of residual porosity requires special precautions in some of these processes. The problem of...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2012
DOI: 10.31399/asm.tb.lmub.t53550457
EISBN: 978-1-62708-307-2
... supportability, and affordability were considerations in the final selection of DRA. As a result of the successful experience with DRA in this application, the F-16 project office selected DRA to solve a cracking problem of the fuselage at the corners of fuel access doors. Again, the mechanical properties of DRA...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.tb.sfa.t52780067
EISBN: 978-1-62708-268-6
... future. The failure analysis team uses the FMA&A to manage the failure analysis and updates and distributes the FMA&A after each failure analysis team meeting. The analysis techniques covered thus far have been focused on steps 1 and 2 of the four-step problem-solving process ( Fig. 1.2...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2012
DOI: 10.31399/asm.tb.pdub.t53420289
EISBN: 978-1-62708-310-2
... of these alloys into useful configurations, (3) design and control of heat treatment procedures for specific alloys that will produce the required mechanical, physical, and chemical properties, and (4) solving problems that arise with specific alloys in their performance in commercial applications...