ASTM B622-17b

This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the
Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
Designation:B622 −17b
Standard Specification for
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Seamless Nickel and Nickel-Cobalt Alloy Pipe and Tube
This standard is issued under the fixed designation B622; 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* mendations issued by the World Trade Organization Technical
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Barriers to Trade (TBT) Committee.
1.1 This specification covers seamless pipe and tube of
nickel and nickel-cobalt alloys (UNS N10001, UNS N10242,
2. Referenced Documents
UNS N10665, UNS N12160, UNS N10675, UNS N10276,
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2.1 ASTM Standards:
UNS N06455, UNS N06007, UNS N08320, UNS N06975,
B829 Specification for General Requirements for Nickel and
UNS N06002, UNS N06985, UNS N06022, UNS N06035,
Nickel Alloys Seamless Pipe and Tube
UNS N06044, UNS N08135, UNS N06255, UNS N06058,
E8 Test Methods for Tension Testing of Metallic Materials
UNS N06059, UNS N06200, UNS N10362, UNS N06030,
E527 Practice for Numbering Metals and Alloys in the
UNS N08031, UNS N08034, UNS R30556, UNS N08535,
Unified Numbering System (UNS)
UNS N06250, UNS N06060, UNS N06230, UNS N06686,
UNS N10629, UNS N06210, UNS N10624, and UNS
3 3. Terminology
R20033) as shown in Table 1.
3.1 Definitions:
1.2 Pipe and tube shall be supplied in the solution annealed
3.1.1 average diameter, n—theaverageofthemaximumand
and descaled condition. When atmosphere control is used,
minimum outside diameters, or the maximum and minimum
descaling is not necessary.
insidediameters,asdeterminedatanycrosssectionofthetube.
1.3 This specification is limited to tubes up to and including
3.1.2 pipe, n—seamless tube conforming to the particular
3.5 in. (88.9 mm) outside diameter.
dimensions commercially known as standard pipe sizes (Ap-
1.4 The values stated in inch-pound units are to be regarded
pendix X2).
as standard. The values given in parentheses are mathematical
3.1.3 tube, n—a hollow product of round or any other cross
conversions to SI units that are provided for information only
section having a continuous periphery.
and are not considered standard.
1.5 This standard does not purport to address all of the 4. General Requirements
safety concerns, if any, associated with its use. It is the
4.1 Material furnished under this specification shall con-
responsibility of the user of this standard to become familiar
form to the applicable requirements of Specification B829
with all hazards including those identified in the appropriate
unless otherwise provided herein.
Safety Data Sheet (SDS) for this product/material as provided
by the manufacturer, to establish appropriate safety, health,
5. Ordering Information
and environmental practices, and determine the applicability
5.1 It is the responsibility of the purchaser to specify all
of regulatory limitations prior to use.
requirements that are necessary for the material ordered under
1.6 This international standard was developed in accor-
this specification. Examples of such requirements include, but
dance with internationally recognized principles on standard-
are not limited to the following:
ization established in the Decision on Principles for the
5.1.1 Alloy (Table 1).
Development of International Standards, Guides and Recom-
5.1.2 Dimensions:
5.1.2.1 Tube—Outside diameter, minimum or average wall
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This specification is under the jurisdiction of ASTM Committee B02 on thickness, and length.
Nonferrous Metals and Alloys and is the direct responsibility of Subcommittee
5.1.2.2 Pipe—Standard pipe size and schedule (Appendix
B02.07 on Refined Nickel and Cobalt and Their Alloys.
X2).
Current edition approved Nov. 1, 2017. Published November 2017. Originally
approved in 1977. Last previous edition approved in 2017 as B622 – 17a. DOI:
10.1520/B0622-17b.
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For ASME Boiler and Pressure Vessel Code applications see related Specifi- For referenced ASTM standards, visit the ASTM website, www.astm.org, or
cation SB-622 in Section II of that Code. contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
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Designation established in accordance with Practice E527 and SAE J1086, Standards volume information, refer to the standard’s Document Summary page on
Practice for Numbering Metals and Alloys (UNS). the ASTM website.
*A Summary of Changes section appears at the end of this standard
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
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B622−17b
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TABLE 1 Chemic
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