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tolerancing

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Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004035
EISBN: 978-1-62708-185-6
... summary in the form of a checklist. datum planes dimensioning draft allowance finish allowance forging design tolerancing tooling points A DIMENSION is a numerical value, typically expressed in decimals of an inch, fractions of an inch (used more so in the past), and decimals of a metric...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002447
EISBN: 978-1-62708-194-8
... and build of the product including the three-dimensional geometry, geometric dimensioning and tolerancing schemes, assembly method variation, assembly sequence, and any known part deflection or distortion. As previously mentioned, traditional tolerance analysis relies on simple one-dimensional...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002448
EISBN: 978-1-62708-194-8
... locations on the part drawing, including in a general note in the title block, in the notes column, and in the dimensions as a limit or using the ANSI geometric dimensioning and tolerancing (GD&T) notation ( Fig. 10 ). Fig. 10 Geometric dimensioning and tolerancing symbols and characteristics...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002426
EISBN: 978-1-62708-194-8
... will need tight tolerancing to achieve the desired functionality. Configurations should be developed, if possible, that reduce the number of such dimensions or characteristics, and configurations avoided that will make tight tolerances more difficult to control. The following paragraphs provide some...
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
.... Tolerancing and Metrology , Special Section, Manufacturing Review , Vol 6 ( No. 4 ), Dec 1993 2. Machinery's Handbook (latest ed.), Industrial Press, Inc. 3. Komanduri R. , “Ultra Precision Machining,” Advanced Manufacturing Processes (transcript of a video course), American...
Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002191
EISBN: 978-1-62708-188-7
... detail parts. Thus, the first set of parts is identical to the last set, and the sets are interchangeable Precision: Photochemical components offer extremely tight tolerancing—as tight as ±0.025 mm (±0.001 in.) if critically required. Tolerances of ±0.075 mm (±0.003 in.) are easily produced...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0009020
EISBN: 978-1-62708-187-0
... geometric dimensioning and tolerancing (GD&T), as defined by ANSI Y14.5M—1994. When compared to traditional (coordinate) methods, GD&T: Considers tolerances, feature-by-feature Minimizes the use of the title block tolerances and maximizes the application of tolerances specific to the...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002423
EISBN: 978-1-62708-194-8
..., “Design Tools,” contains numerous articles relating to the functions required to pass from the conceptual stage to a detailed and optimized design. These articles introduce concepts for CAD, tolerancing, optimizing, documenting, and prototyping. A common thread between all of these aspects is that the...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.9781627081948
EISBN: 978-1-62708-194-8
Series: ASM Handbook
Volume: 4C
Publisher: ASM International
Published: 09 June 2014
DOI: 10.31399/asm.hb.v04c.a0005847
EISBN: 978-1-62708-167-2
... properly, taking into account the part manufacturing method and tolerances. With many parts the center at each end would be the most preferable and simplest feature to use to retain the part; however, in many cases the center in the part is used only for manufacturing processes and not a basic toleranced...
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.a0005535
EISBN: 978-1-62708-197-9
... drafting process. Indeed, high-end systems already have the capability to capture features such as geometric dimensioning and tolerancing, surface finish callouts, and nonshape entities right in the 3-D model. In the future, this will undoubtedly be made easier and more common. Another controversial...
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002487
EISBN: 978-1-62708-194-8
... machine operations, because all or part of a line may need to be shut down to perform a tool change on a single station. Ideally, tools on all stations should be changed on schedule between production shifts to maximize machine utilization. Tolerancing becomes a more critical issue as the machinability of...
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
... the product and should tighten tolerances for these. Noncritical dimensions and other specifications should be more liberally toleranced. Overall, according to Anderson, “The best procedure is to optimize tolerances for a balance of function, quality, safety, and manufacturability” ( Ref 1 ). In...
Book Chapter

By Lance A. Ealey
Series: ASM Handbook
Volume: 20
Publisher: ASM International
Published: 01 January 1997
DOI: 10.31399/asm.hb.v20.a0002435
EISBN: 978-1-62708-194-8
... setting of product tolerances. Much traditional tolerancing is done mainly by experience. After designing a product and assigning target specifications for all dimensions, the engineer checks the specifications on the last product the company designed and sets the tolerances accordingly. This method of...
Series: ASM Handbook
Volume: 19
Publisher: ASM International
Published: 01 January 1996
DOI: 10.31399/asm.hb.v19.a0002375
EISBN: 978-1-62708-193-1
Book Chapter

By K. Subramanian
Book: Machining
Series: ASM Handbook
Volume: 16
Publisher: ASM International
Published: 01 January 1989
DOI: 10.31399/asm.hb.v16.a0002152
EISBN: 978-1-62708-188-7
... grinding forces, better wheel life, and better surface finish ( Fig. 29 ). These benefits are generally utilized in higher-accuracy grinding to achieve better-toleranced parts or in higher-productivity grinding to obtain more parts per hour without sacrificing tolerance requirements. However, high-speed...
Book: Casting
Series: ASM Handbook
Volume: 15
Publisher: ASM International
Published: 01 December 2008
DOI: 10.31399/asm.hb.v15.a0009014
EISBN: 978-1-62708-187-0
... machining. Guidelines for parametric design would include best dimensioning and tolerancing practices, material properties including those relevant to the geometry, material, and process interactions discussed earlier as well as structural properties needed for proper consideration of damage tolerance...
Series: ASM Handbook
Volume: 22B
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.hb.v22b.a0005534
EISBN: 978-1-62708-197-9
... Stochastic Behavior , Comp. Struct. , Vol 82 ( No. 13–14 ), 2004 , p 1113 – 1121 10.1016/j.compstruc.2004.03.015 92. Evans D.H. , An Application of Numerical Integration Techniques to Statistical Tolerancing III: General Distributions , Technometrics , Vol 14 ( No. 1 ), 1972 , p 23...
Series: ASM Handbook
Volume: 24
Publisher: ASM International
Published: 15 June 2020
DOI: 10.31399/asm.hb.v24.a0006560
EISBN: 978-1-62708-290-7
.... , Kim K. , Lundin M. , and Pinero D. , “ A Designer’s Guide for Dimensioning and Tolerancing SLS Parts ,” paper presented at the 23rd Annual International Solid Freeform Fabrication Symposium—An Additive Manufacturing Conference , Aug 6–8, 2012 ( Austin, TX ) 18. Hague R...
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003996
EISBN: 978-1-62708-185-6