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environmental testing

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Published: 01 December 2004
Fig. 21 Tensile-testing apparatus with environmental chamber for testing at up to 540 °C (1000 °F). Source: Ref 3 More
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Published: 01 December 2003
Fig. 11 Environmental stress-crack testing in polyethylene in relation to the yield point. Source: Ref 40 More
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Published: 01 March 2006
Fig. A.53 Environmental chamber for fatigue testing. Source: Ref A.55 More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.tb.tt2.t51060065
EISBN: 978-1-62708-355-3
... describes load condition factors, such as strain rate, machine rigidity, and various testing modes by load control, speed control, strain control, and strain-rate control. It provides a description of environmental chambers for testing and discusses the processes involved in the force verification...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.cfap.t69780153
EISBN: 978-1-62708-281-5
... to degradation in plastics include temperature variations, moisture, sunlight, oxidation, microbiologic attack, and other environmental elements. The article also describes the tests used to predict the behavior of a plastic material to outdoor exposure, discussing the use of xenon arc lamp for the weatherometer...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.cfap.t69780305
EISBN: 978-1-62708-281-5
... Abstract This article discusses the molecular mechanism, environmental criteria, and material optimization of environmental stress crazing (ESC) in glassy thermoplastics, polyethylenes, and nylons. In addition, it provides information on various tests used to determine relative susceptibility...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.tb.sfa.t52780093
EISBN: 978-1-62708-268-6
... inspection environmental approaches failure mode assessment and assignment material characteristics mechanical approaches nondestructive test approaches optical approaches AFTER THE FAULT-TREE, a failure-cause identification method has identified potential failure causes and the failure analysis...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.tb.tt2.t51060239
EISBN: 978-1-62708-355-3
...-drive) test machine. Computer controlled servo-hydraulic test systems are versatile and can perform a variety of tasks as well as direct tension tests. To facilitate the low-temperature requirement, the test machine must be equipped with a temperature-controlled environmental chamber. One...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090317
EISBN: 978-1-62708-266-2
... uranium alloys are most prone to cracking. It discusses testing and characterization methods, cracking phenomenology, material properties, and microstructure. It also provides suggestions for avoiding and overcoming environmentally assisted cracking problems. environmentally assisted cracking...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2004
DOI: 10.31399/asm.tb.tt2.t51060163
EISBN: 978-1-62708-355-3
... on advanced monolithic ceramics and CMCs. These include effects of flaw type and location on tensile tests, separation of flaw populations, design strength and scale effects, and lifetime predictions and environmental effects. The chapter discusses the advantages, problems, and complications of four basic...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2003
DOI: 10.31399/asm.tb.cfap.t69780417
EISBN: 978-1-62708-281-5
... manufactured from different composite materials under different processes and exposed to different environmental and load conditions. The fracture surfaces of the pedigreed test specimens are examined, documented, and analyzed to determine which features are specific to a particular material, process, load...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2010
DOI: 10.31399/asm.tb.scm.t52870351
EISBN: 978-1-62708-314-0
... Abstract This chapter discusses composite testing procedures, including tension, compression, shear, flexure, and fracture toughness testing as well as adhesive shear, peel, and honeycomb flatwise tension testing. It also discusses specimen preparation, environmental conditioning, and data...
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Published: 01 August 2005
Fig. 7.5 Environmental subcritical crack growth in glasses. (a) Crack velocity as a function of environment and pH for vitreous silica glass. Source: Ref 7.5 . (b) Soda-lime glass tested at different temperatures. Source: Ref 7.5 . (c) Crack velocity curves for sapphire in moist air (25 °C More
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090443
EISBN: 978-1-62708-266-2
...(2013): Standard test method for determining threshold stress intensity factor for environmentally-assisted cracking of metallic materials. ASTM E1823: Standard terminology related to Fatigue and Fracture testing. ASTM G30: Practice for making and using U-Bend stress-corrosion test specimens...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110513
EISBN: 978-1-62708-247-1
... Abstract Root cause of failure in automotive electronics cannot be explained by the failure signatures of failed devices. Deeper investigations in these cases reveals that a superimposition of impact factors, which can never be represented by usual qualification testing, caused the failure...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090135
EISBN: 978-1-62708-266-2
... be attributed to the increasing diversity of the application of nickel-base alloys, greater knowledge of service performance, and improved testing methods. In a qualitative way, the panoply of environmentally assisted cracking (EAC) of nickel-base alloys and stainless steels in aqueous solutions can...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090221
EISBN: 978-1-62708-266-2
... the Susceptibility of Metallic Materials to Environmentally Assisted Cracking” Specific standards for fracture mechanics techniques for SCC testing are not available, but the test techniques used frequently follow two standards: ASTM E 399: “Standard Test Method for Plane Strain Fracture Toughness...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.tb.sfa.t52780081
EISBN: 978-1-62708-268-6
... Abstract This chapter targets areas that determine if a change occurred and if the change induced the failure: change or what's different analysis. It describes the different sources of changes that induce process deficiencies: design, process, test and inspection, environmental, supplier lot...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.tb.sfa.t52780147
EISBN: 978-1-62708-268-6
... Abstract In some cases, the failure analysis team finds that all components meet their requirements, the system was properly assembled, and it was not operated or tested in an out-of-specification manner, yet it still failed. When this occurs, the only conclusion the failure analysis team can...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2004
DOI: 10.31399/asm.tb.ps.t62440189
EISBN: 978-1-62708-352-2
... techniques are also discussed. The chapter describes several evaluation procedures and tests developed to measure solderability and standards for process calibration. The chapter also describes the characteristics of reinforced solders, amalgams used as solders, and other strategies to boost the strength...