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acceptance limits

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720393
EISBN: 978-1-62708-305-8
...Abstract Abstract Fabricated powder metallurgy (P/M) parts are evaluated and tested at several stages during manufacturing for part acceptance and process control. The various types of tests included are dimensional evaluation, density measurements, hardness testing, mechanical testing...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2004
DOI: 10.31399/asm.tb.ps.t62440103
EISBN: 978-1-62708-352-2
...Abstract Abstract Materials used in joining, whether solders, fluxes, or atmospheres, are becoming increasingly subjected to restrictions on the grounds of health, safety, and pollution concerns. These regulations can limit the choice of materials and processes that are deemed acceptable...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2000
DOI: 10.31399/asm.tb.aet.t68260233
EISBN: 978-1-62708-336-2
... the average of some measurement is not within an acceptable limit. It is often impractical or expensive to inspect the whole lot, so inspection is confined to one or more samples. A judgment, accept/reject, concerning the whole lot is then made on the basis of the samples with a calculated risk of error...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2012
DOI: 10.31399/asm.tb.ffub.t53610303
EISBN: 978-1-62708-303-4
... growing to a size at which the strength would drop below an acceptable limit. To determine which size of crack is admissible, one must be able to calculate how the structural strength is affected by cracks (as a function of their size); to determine the safe operational life, one must be able to calculate...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.t53400001
EISBN: 978-1-62708-316-4
... with the conventional uniform pressure distribution obtained with die cushion. Dimensional tolerances serve a dual purpose. First, they allow proper functioning of the manufactured part; for example, an automotive brake drum must be round, within specified acceptable limits, to avoid vibrations and to ensure proper...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2005
DOI: 10.31399/asm.tb.gmpm.t51250155
EISBN: 978-1-62708-345-4
... and consistent in each lot Parts remained flat after the hardening process Pitch and accumulative pitch errors were within acceptable limit Teeth perpendicularity (lead errors) were between 0.013 and 0.025 mm (0.0005 and 0.001 in.) Pitch dimensions measured over a pin were held to 0.038 to 0.076 mm...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.htgpge.t67320021
EISBN: 978-1-62708-347-8
... within acceptable limit. Teeth perpendicularity (lead errors) were between 0.013 and 0.025 mm (0.0005 and 0.001 in.). Pitch dimensions measured over a pin were held to 0.038 to 0.076 mm (0.0015 to 0.003 in.). Published literature indicated distortion of maraging C-250 steel is predictable...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.fibtca.t52430343
EISBN: 978-1-62708-253-2
... to failure of the tube by overheating. Therefore, optimizing BFW purity is the first step toward minimizing corrosion and deposition in the boiler. Treatment of feedwater brings down the level of total dissolved solids to within acceptable limits. The feedwater for industrial boilers operating at low...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030089
EISBN: 978-1-62708-282-2
... consumables. There was no evidence of embrittlement or caustic SCC (that is, no branched intergranular cracks). All welds in deaerator vessels should be postweld stress relieved. Operational upsets should be avoided, and water chemistry must be maintained within acceptable limits. This is especially true...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1999
DOI: 10.31399/asm.tb.cmp.t66770135
EISBN: 978-1-62708-337-9
...Effect of quenching temperature on fatigue strength Table 6.1 Effect of quenching temperature on fatigue strength Quenching temperature, °C Surface hardness, HV Core hardness, HV Case depth to 500 HV Fatigue limit mm 0.001 in. MPa ksi 760 780 235 0.425 17 610 88...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030338
EISBN: 978-1-62708-282-2
.... Extruded polyethylene coatings meet requirements 1 and 3, but will shield CP current should disbondment occur. Furthermore, the type of coating used on the field joints frequently limits the performance of extruded polyethylene-coated pipelines. Multilayer or composite coatings typically consist of an FBE...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2011
DOI: 10.31399/asm.tb.jub.t53290137
EISBN: 978-1-62708-306-5
... limitation is sufficient ductility and fracture toughness to undergo the rapid deformation of the process without fracture. Generally accepted limits are 10% and 30 J (22 ft·lbf) minimum, respectively. Ultrasonic welding is used effectively for joining both similar and dissimilar metals with lap joint...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 July 2009
DOI: 10.31399/asm.tb.bcp.t52230499
EISBN: 978-1-62708-298-3
... Hygienists proposed an 8 h TWA limit of 0.2 μg/m 3 . The timing of this proposed limit change was preceded by the DOE Notice of Proposed Rulemaking, which instead contained the then-accepted 2 μg/m 3 limit. A maximum exposure limit of 5 μg/m 3 over a 30 min period and a 25 μg/m 3 peak limit at any time...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2018
DOI: 10.31399/asm.tb.aceg.t68410215
EISBN: 978-1-62708-280-8
... is done with the actual mold configuration, along with the cooling rings and spot cooling. Some cooling redundancy is planned, with the intent of analyzing different options to establish a robust process. The results show that the rim–spoke shrink porosity is well within the acceptable limit of ASTM...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2000
DOI: 10.31399/asm.tb.htgpge.t67320033
EISBN: 978-1-62708-347-8
... Preheating of Gears Distortion Characteristics of Some Gear Materials Conclusions Discussion of Results Type of Shot Shot Peening of Carburized and Hardened Gears Acceptance Criteria Inspection and Limited Acceptance Criteria of Grind Burns Gear Grind Burn Identification Side...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720063
EISBN: 978-1-62708-305-8
... of the object fall within acceptable limits. Based on these conclusions, certain decisions can then be made regarding the object or the production process. These conclusions are formed by comparing the results of the analysis with a prestored set of standard criteria. These standard criteria describe...
Series: ASM Technical Books
Publisher: ASM International
Published: 23 January 2020
DOI: 10.31399/asm.tb.stemsem.9781627082921
EISBN: 978-1-62708-292-1
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2005
DOI: 10.31399/asm.tb.gmpm.t51250163
EISBN: 978-1-62708-345-4
... facto standard by which all other surface hardening techniques are measured and will be the emphasis of this chapter. However, more recently introduced carburizing methods such as vacuum carburizing are rapidly gaining acceptance in the gear industry. The final section of this chapter reviews vacuum...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.caaa.t67870219
EISBN: 978-1-62708-299-0
... bolt-loaded to pop-in and wetted three times daily with 3.5% sodium chloride. (a) Short-transverse ratings per ASTM G 64. (b) Fractographic examination revealed mechanical fracture rather than the intergranular SCC verified in all other materials. Source: Ref 51 Lot acceptance criteria...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.tb.aacppa.t51140061
EISBN: 978-1-62708-335-5
... minimum in residual stress levels. The residual stresses retained after annealing or aging is limited by the yield strength of the material at treatment temperature. 7.7.1 Acceptance Criteria 7.7.2 Diagnosis The soluble phase in aluminum-copper alloys is copper aluminide (CuAl 2...