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probability of false alarm

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720345
EISBN: 978-1-62708-305-8
..., the feeding of tubes to the unit and their withdrawal can be automated. Various audible and visible alarm systems and marking devices can be added. Normally, the water couplant used in the system is filtered and deaerated. Air entrapped in the water can produce false indications. Similarly, water...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720183
EISBN: 978-1-62708-305-8
... not result from the presence of flaws. The term false indications is sometimes used to describe this type of indication, because the indication falsely implies the presence of a flaw, even though the particle buildup actually results from a leakage field. There are several possible causes of nonrelevant...
Book Chapter

Series: ASM Technical Books
Publisher: ASM International
Published: 01 April 2013
DOI: 10.31399/asm.tb.imub.t53720365
EISBN: 978-1-62708-305-8
... to where the wire is attached to it, the wire is released and springs out against the side of the crucible, thus serving as an alarm to stop the melting. A disadvantage of this practice is that the wire may become detached and contaminate the melt. Many of the types of flaws that can occur in forgings...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 March 2002
DOI: 10.31399/asm.tb.mgppis.t60400087
EISBN: 978-1-62708-258-7
... described previously; and a full-scale laboratory associated with a research department of a major steel company, with a team of two to four metallographers (also described previously). These are probably the extreme examples of a metallographic laboratory. Most laboratories fall somewhere in between...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1984
DOI: 10.31399/asm.tb.mpp.t67850060
EISBN: 978-1-62708-260-0
.... If a wheel stops cutting, it probably has become glazed with specimen material. Rather than cut, it generates heat and damages the sample. This problem is usually encountered when a hard rubber-bonded alumina wheel is used to cut a hard material. The hardness code on the wheel should be checked before...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 December 1984
DOI: 10.31399/asm.tb.mpp.9781627082600
EISBN: 978-1-62708-260-0