ASTM E2096-05
(Practice)Standard Practice for In Situ Examination of Ferromagnetic Heat-Exchanger Tubes Using Remote Field Testing
Standard Practice for In Situ Examination of Ferromagnetic Heat-Exchanger Tubes Using Remote Field Testing
SCOPE
1.1 This practice describes procedures to be followed during remote field examination of installed ferromagnetic heat-exchanger tubing for baseline and service-induced discontinuities.
1.2 This practice is intended for use on ferromagnetic tubes with outside diameters from 0.500 to 2.000 in. [12.70 to 50.80 mm], with wall thicknesses in the range from 0.028 to 0.134 in. [0.71 to 3.40 mm].
1.3 This practice does not establish tube acceptance criteria; the tube acceptance criteria must be specified by the using parties.
1.4 The values stated in either inch-pound units or SI units are to be regarded separately as standard. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Combining values from the two systems may result in nonconformance with the standard.
This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this practice to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.
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Designation: E2096 – 05
Standard Practice for
In Situ Examination of Ferromagnetic Heat-Exchanger Tubes
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Using Remote Field Testing
This standard is issued under the fixed designation E2096; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope ASNT SNT-TC-1A Recommended Practice for Nonde-
structive Testing Personnel Qualification and Certifica-
1.1 Thispracticedescribesprocedurestobefollowedduring
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tion
remote field examination of installed ferromagnetic heat-
Can CGSB-48.9712-95 Qualification of Nondestructive
exchanger tubing for baseline and service-induced discontinui-
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Testing Personnel, Natural Resources Canada
ties.
1.2 This practice is intended for use on ferromagnetic tubes
3. Terminology
with outside diameters from 0.500 to 2.000 in. [12.70 to 50.80
3.1 General—Definitions of terms used in this practice can
mm],withwallthicknessesintherangefrom0.028to0.134in.
be found in Terminology E1316, Section A, “Common NDT
[0.71 to 3.40 mm].
Terms,” and Section C, “Electromagnetic Testing.”
1.3 This practice does not establish tube acceptance criteria;
3.2 Definitions:
the tube acceptance criteria must be specified by the using
3.2.1 detector, n—one or more coils or elements used to
parties.
sense or measure magnetic field; also known as a receiver.
1.4 The values stated in either inch-pound units or SI units
3.2.2 exciter, n—a device that generates a time-varying
are to be regarded separately as standard. The values stated in
electromagnetic field, usually a coil energized with alternating
each system may not be exact equivalents; therefore, each
current (ac); also known as a transmitter.
system shall be used independently of the other. Combining
3.2.3 nominal tube, n—a tube or tube section meeting the
values from the two systems may result in nonconformance
tubing manufacturer’s specifications, with relevant properties
with the standard.
typical of a tube being examined, used for reference in
1.5 This standard does not purport to address all of the
interpretation and evaluation.
safety concerns, if any, associated with its use. It is the
3.2.4 remote field, n—as applied to nondestructive testing,
responsibility of the user of this practice to establish appro-
the electromagnetic field which has been transmitted through
priate safety and health practices and determine the applica-
the test object and is observable beyond the direct coupling
bility of regulatory limitations prior to use.
field of the exciter.
2. Referenced Documents 3.2.5 remote field testing, n—a nondestructive test method
2 that measures changes in the remote field to detect and
2.1 ASTM Standards:
characterize discontinuities.
E543 Specification for Agencies Performing Nondestruc-
3.2.6 using parties, n—the supplier and purchaser.
tive Testing
3.2.6.1 Discussion—The party carrying out the examination
E1316 Terminology for Nondestructive Examinations
is referred to as the “supplier,” and the party requesting the
2.2 Other Documents:
examination is referred to as the “purchaser,” as required in
Form and Style for ASTM Standards, April 2004. In common
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This practice is under the jurisdiction of ASTM Committee E07 on Nonde-
usage outside this practice, these parties are often referred to as
structive Testing and is the direct responsibility of Subcommittee E07.07 on
the “operator” and “customer,” respectively.
Electromagnetic Methods.
3.3 Definitions of Terms Specific to This Standard:
Current edition approved January 1, 2005. Published January 2005. Originally
approved in 2000. Last previous edition approved in 2000 as E2096 - 00. DOI:
10.1520/E2096-05.
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For referenced ASTM standards, visit the ASTM website, www.astm.org, or Available fromTheAmerican Society for NondestructiveTesting (ASNT), P.O.
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM Box 28518, 1711 Arlingate Lane, Columbus, OH 43228-0518.
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Standards volume information, refer to the standard’s Document Summary page on Available from CGSB Sales Centre; Place du Portage, Phase 3, 6B1; 11 Laurier
the ASTM website. Street, Hull QC, Canada K1A 1G6.
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E2096 – 05
FIG. 1 A and B: Typical Phase-Amplitude Diagrams Used in RFT; C: Generic Strip Chart With Flaw
3.3.1 flaw characterization standard, n—a standard used in 3.3.6 sample rate—the rate at which data is digitized for
additiontotheRFTsystemreferencestandard,withartificialor display and recording, in data points per second.
service-indu
...
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