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statistical process control

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Published: 09 June 2014
Fig. 6 Statistical process control (SPC) display More
Series: ASM Handbook
Volume: 14B
Publisher: ASM International
Published: 01 January 2006
DOI: 10.31399/asm.hb.v14b.a0005152
EISBN: 978-1-62708-186-3
... Abstract Statistics are extremely important tools in the operation of press shops, providing numerical process analysis capabilities. The most common use of statistics in the press shop is statistical process control (SPC) that uses statistical techniques such as control charts to analyze...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005346
EISBN: 978-1-62708-187-0
... the advanced quality tools: advanced product quality planning, failure mode and effects analysis, control planning, measurement systems analysis, lean tools, statistical process control, production viability and tryout, and Six Sigma. advanced product quality planning control charts failure mode...
Image
Published: 30 September 2015
Fig. 7 Flowchart for copper alloy powder air atomization. SQC, statistical quality control; SPC, statistical process control More
Image
Published: 30 September 2014
Fig. 3 Advanced supervisory control and data-acquisition (SCADA) network. LAN, local area network; SPC, statistical process control; VPN, virtual private network; PLC, programmable logic controller; MPI, multipoint interface; ASY, asynchronous More
Image
Published: 01 January 2006
Fig. 7 (a) Schematic showing nesting of blanks for an automobile fender. Dimension y - y was monitored for the statistical process control study reported in example 2 . (b) X ¯ - R control charts for both right-side and left-side fender blanks are taken as a single population. See More
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003176
EISBN: 978-1-62708-199-3
... temperature. Because of the large number of variables, foundries exercise continuous process control at a number of points in the casting process. Much of the information gathered is kept in the form of control charts that are analyzed using the tools of statistical process control. Control charts...
Series: ASM Handbook
Volume: 8
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.hb.v08.a0003277
EISBN: 978-1-62708-176-4
... hardness testing GAGE REPEATABILITY and reproducibility (GRR) is an element of statistical process control (SPC) that determines the useful working range of inspection equipment. Testing and inspection equipment used in quality-control programs is itself subject to variations in performance that may...
Series: ASM Handbook
Volume: 24A
Publisher: ASM International
Published: 30 June 2023
DOI: 10.31399/asm.hb.v24A.a0006978
EISBN: 978-1-62708-439-0
.... Intentional data-reduction methods, such as lowering capture rates and number of channels (e.g., single-wavelength photodiodes versus wide spectrometers), can mitigate some of these challenges. Statistical Process Control Detection using statistical image-processing algorithms is preferred for most...
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005852
EISBN: 978-1-62708-167-2
..., National Electric Code clearance requirements, monitoring requirements, and machine accuracy that need to be considered when designing induction equipment. induction hardening process monitoring programmable logic controllers quality assurance statistical process control Controlling...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003431
EISBN: 978-1-62708-195-5
... processes and parameters, such as material out time and cure parameters (time, temperature, and pressure) Statistical process control (SPC) data collection of key process variables to ensure process capability and performance Nondestructive evaluation Verification of dimensional and configuration...
Series: ASM Handbook
Volume: 5
Publisher: ASM International
Published: 01 January 1994
DOI: 10.31399/asm.hb.v05.a0001230
EISBN: 978-1-62708-170-2
... them consistently over a batch of components. Consistency is established through the confidence limits arrived at through statistical process control. If a tolerance is viewed as a “set point” or location in geometric space, consistency defines the ability to stay close to the set point. Detailed...
Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003170
EISBN: 978-1-62708-199-3
... casting nonferrous alloys METAL CASTING is the manufacturing method in which a metal or an alloy is melted, poured into a mold, and allowed to solidify. It is one of the oldest manufacturing methods known to humankind, and one of the most versatile. Today's foundries make use of statistical process...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002434
EISBN: 978-1-62708-194-8
... to be. “Employees are pretty clear on reading signals” ( Ref 4 ). Management must lead the way, but all employees must share a determination to exercise great care in ensuring that all company activities lead to the production of high-quality products. Statistical Process Control A prime tool of quality...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003088
EISBN: 978-1-62708-199-3
... for manufacture and assembly (DFMA) Design for quality Robust design (Taguchi method) Statistical process control (SPC) Total quality management (TQM) Reliability in design Quantitative determination Reliability testing Redesign Design review Simplification and standardization...
Series: ASM Handbook
Volume: 6A
Publisher: ASM International
Published: 31 October 2011
DOI: 10.31399/asm.hb.v06a.a0005647
EISBN: 978-1-62708-174-0
.../microscopy SLEEM scanning low-energy electron microscopy SMA shielded metal arc SMAW shielded metal arc welding SPA-LEED spot profile analysis-low-energy electron diffraction SPC statistical process control SQC statistical quality control SRA stress-relief annealing SSW solid...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003433
EISBN: 978-1-62708-195-5
... previously also involve the application of functional real-time, operator-level, and decision-capable statistical process control tools. These tools must be employed to verify and maintain in-process control. Process monitoring must be nonintrusive at the operator level. Variable data collection of process...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0005292
EISBN: 978-1-62708-187-0
... is an integrated technology concerned with the application of both complex hardware (robots, computers, and electronic controllers) and software (simulation, statistical process control, and management information software) to control various steps of production. Depending on the part complexity and the part...
Series: ASM Handbook
Volume: 4B
Publisher: ASM International
Published: 30 September 2014
DOI: 10.31399/asm.hb.v04b.a0005968
EISBN: 978-1-62708-166-5
... Abstract The heat treatment of steel involves a number of processes (such as stress relieving, normalizing, annealing etc) to condition the microstructure and obtain desired properties. This article discusses typical heat treating process control procedures for carbon and low-alloy steels...
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
... Consistent and standardized measurement strategies Feature-based results traceably linked to MBD Contextualized results and statistical process control reported, enabling concessions teams to investigate and assess impact of failures Feature-based manufacturing parameters traceably linked to results...