1-20 of 110 Search Results for

leak testing

Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720293
EISBN: 978-1-62708-305-8
... inspection. Casting defects including porosity, oxide films, inclusions, hot tears, metal penetration, and surface defects are reviewed. Liquid penetrant inspection, magnetic particle inspection, eddy current inspection, radiographic inspection, ultrasonic inspection, and leak testing for castings are...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720411
EISBN: 978-1-62708-305-8
... nondestructive inspection of weldments including visual inspection, liquid penetrant inspection, magnetic particle inspection, radiographic inspection, ultrasonic inspection, leak testing, and eddy current and electric current perturbation inspection. The chapter also describes the properties of brazing filler...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720001
EISBN: 978-1-62708-305-8
..., represents the wide variety of features that can be evaluated by light macroscopy. Nondestructive testing (NDT) and inspection techniques are commonly used to detect and evaluate flaws (irregularities or discontinuities) or leaks in engineering systems. Of the many different NDT techniques used in...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2009
DOI: 10.31399/asm.tb.sfa.t52780131
EISBN: 978-1-62708-268-6
... can create stress raisers in bonded joints or welded joints and provide a crack-initiation site. Leaks can reduce system efficiencies if the leak path is around a filter or other control feature. Leaks can result in test failures in tests where freedom from leakage is an acceptance...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2000
DOI: 10.31399/asm.tb.cub.t66910427
EISBN: 978-1-62708-250-1
... Leaks, collapse of cavitation, bubbles, by vibration level in equipment. Cracks, by detection of the sound emitted during their propagation A technique capable of detecting leaks, cavitation, corrosion fatigue, pitting, and stress-corrosion cracking in vessels and lines Infrequent Zero-resistance...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2011
DOI: 10.31399/asm.tb.mnm2.t53060149
EISBN: 978-1-62708-261-7
... NDT, there are also several other important application areas. These include leak detection, metrology, structure or microstructure characterization, stress/strain response determination, and rapid identification of metals and alloys. Table 7.2 Relative uses and merits of various nondestructive...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110269
EISBN: 978-1-62708-247-1
... negligible Marking of lokalized failures yes no Sometimes contact chains are not completely open but have a high resistance far beyond the specification because of a partially open contact. The leaking current through this faulty contact prevents charging and its localization with PVC. This...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 October 2005
DOI: 10.31399/asm.tb.faesmch.t51270126
EISBN: 978-1-62708-301-0
... Abstract A test flight was cut short after a fire warning came on indicating a problem with one of the four engines on an aircraft. A visual examination following the precautionary landing revealed several burned hoses, a melted bolt, and fuel leaking from the base of the main burner. The fuel...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 September 2008
DOI: 10.31399/asm.tb.fahtsc.t51130043
EISBN: 978-1-62708-284-6
... internal features at various depths and the documentation of these features by film or other imaging techniques. The primary disadvantage is that reference standards must be used, and the area for testing must be enclosed to prevent radiation from leaking out. Mechanical testing is useful to determine...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2015
DOI: 10.31399/asm.tb.piht2.t55050263
EISBN: 978-1-62708-311-9
... coil leaks Repair coil and improve rotation concentricity Improve coil water flow Replace coil Timers not accurate enough Replace with more accurate timer Coil changes position during heating Make coil more rigid Different heats of steel Keep heats of steel separate Increase...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2019
DOI: 10.31399/asm.tb.mfadr7.t91110563
EISBN: 978-1-62708-247-1
...] . Sometimes easy is better than best. A good overview of a variety hermeticity tests that are useful for MEMS is given in [60] . Direct hermeticity measurements of cavities (fine leak and gross leak) are typically done using standard methods (i.e., MIL-STD-883D). However, because the cavities of such...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 2015
DOI: 10.31399/asm.tb.cpi2.t55030089
EISBN: 978-1-62708-282-2
... at any temperature and at any acid gas concentration is being postweld stress relieved. This is the result of surveys conducted by several refineries to define the extent of the SCC problem in this environment. These inspection programs showed that leaks were widespread and were found in vessels that...
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
... positions and relationships, leak paths, and other conditions not readily apparent using visual or other assessment techniques. Techniques in this area include x-ray and n-ray radiography, dye penetrant inspection, fluorescent dye pressure testing, and magnafluxing. Mechanical and environmental...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2012
DOI: 10.31399/asm.tb.ffub.t53610303
EISBN: 978-1-62708-303-4
... analysis (or tests) that the structure can sustain without failure such large defects that the damage will be obvious (e.g., readily apparent leak or failed component; fail safety). Repair when damage is discovered. If the above cannot be shown, calculate permissible crack size. Establish crack size that...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090419
EISBN: 978-1-62708-266-2
... Abstract This chapter describes nondestructive evaluation (NDE) test methods and their relative effectiveness for diagnosing the cause of stress-corrosion cracking (SCC) service failures. It discusses procedures for analyzing various types of damage in carbon and low-alloy steels, high-strength...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 January 2017
DOI: 10.31399/asm.tb.sccmpe2.t55090359
EISBN: 978-1-62708-266-2
... welds. The leaking areas had been ultrasonically examined nine months prior to the hydrostatic test and no reportable indications were identified. Because of this, the NRC Office of Inspection and Enforcement (I&E) issued IE Bulletin 82-03 ( Ref 16.1 ) to: Provide a reasonable level of...
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
..., warping, or leaking occurs between components made of dissimilar materials, the failure analysis team should evaluate the coefficients of thermal expansion for both materials. The different coefficients of thermal expansion determine how the dimensions of each component change with temperature. If the...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 1999
DOI: 10.31399/asm.tb.caaa.t67870075
EISBN: 978-1-62708-299-0
... leak onto a buried aluminum structure at one point, then off at another (where corrosion occurs), taking a low-resistance path between the driven buried anode and the nearby structure being protected. Common bonding of all buried metal systems in close proximity is the usual way to avoid such attack...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 30 November 2013
DOI: 10.31399/asm.tb.uhcf3.t53630117
EISBN: 978-1-62708-270-9
.... The next one to pop is the next in the sequence, and so on. The kernels that do not pop at all are those in which, for some reason, the moisture content is low, the strength of the hull is high, or the hull had a hole or crack that permitted the steam to leak out without building up pressure to the...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 November 2011
DOI: 10.31399/asm.tb.jub.t53290243
EISBN: 978-1-62708-306-5
... information on the theory of adhesion. The chapter then describes the considerations for designing adhesively bonded joints and for testing or characterizing adhesive materials. The following section covers the characteristics of the most important synthetic adhesive systems and five groups of adhesives...