ASTM B168-11

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Designation:B168 −11 Usedin USDOE-NE Standards
Standard Specification for
Nickel-Chromium-Iron Alloys (UNS N06600, N06601, N06603,
N06690, N06693, N06025, N06045, and N06696), Nickel-
Chromium-Cobalt-Molybdenum Alloy (UNS N06617), and
Nickel-Iron-Chromium-Tungsten Alloy (UNS N06674) Plate,
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Sheet, and Strip
This standard is issued under the fixed designation B168; 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.
This standard has been approved for use by agencies of the Department of Defense.
1. Scope* 2. Referenced Documents
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1.1 This specification covers rolled nickel-chromium-iron 2.1 ASTM Standards:
alloys (UNS N06600, N06601, N06603, N06690, N06693, B166 Specification for Nickel-Chromium-Iron Alloys (UNS
N06025, N06045, and N06696),* nickel-chromium-cobalt- N06600, N06601, N06603, N06690, N06693, N06025,
molybdenumalloy(UNSN06617),andnickel-iron-chromium- N06045, and N06696), Nickel-Chromium-Cobalt-
tungsten alloy (UNS N06674) plate, sheet, and strip. Molybdenum Alloy (UNS N06617), and Nickel-Iron-
Chromium-Tungsten Alloy (UNS N06674) Rod, Bar, and
1.2 The values stated in inch-pound units are to be regarded
Wire
as standard. The values given in parentheses are mathematical
B880 Specification for General Requirements for Chemical
conversions to SI units that are provided for information only
Check Analysis Limits for Nickel, Nickel Alloys and
and are not considered standard.
Cobalt Alloys
1.3 The following precautionary caveat pertains only to the
E8 Test Methods for Tension Testing of Metallic Materials
test methods portion, Section 13, of this specification: This
E10 Test Method for Brinell Hardness of Metallic Materials
standard does not purport to address all of the safety concerns,
E18 Test Methods for Rockwell Hardness of Metallic Ma-
if any, associated with its use. It is the responsibility of the user
terials
of this standard to become familiar with all hazards including
E29 Practice for Using Significant Digits in Test Data to
those identified in the appropriate Material Safety Data Sheet
Determine Conformance with Specifications
(MSDS) for this product/material as provided by the
E38 Methods for Chemical Analysis of Nickel-Chromium
manufacturer, to establish appropriate safety and health 4
and Nickel-Chromium-Iron Alloys (Withdrawn 1989)
practices, and determine the applicability of regulatory limi-
E112 Test Methods for Determining Average Grain Size
tations prior to use.
E140 Hardness Conversion Tables for Metals Relationship
Among Brinell Hardness, Vickers Hardness, Rockwell
1 Hardness, Superficial Hardness, Knoop Hardness, and
This specification is under the jurisdiction of ASTM Committee B02 on
Nonferrous Metals and Alloys and is the direct responsibility of Subcommittee Scleroscope Hardness
B02.07 on Refined Nickel and Cobalt and Their Alloys.
Current edition approved Oct. 1, 2011. Published October 2011. Originally
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approved in 1941. Last previous edition approved in 2008 as B168 – 08. DOI: For referenced ASTM standards, visit the ASTM website, www.astm.org, or
10.1520/B0168-11. contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
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For ASME Boiler and Pressure Code applications, see related Specification Standards volume information, refer to the standard’s Document Summary page on
SB-168 in Section II of that Code. the ASTM website.
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* NewdesignationestablishedinaccordancewithPracticeE527andSAEJ1086, The last approved version of this historical standard is referenced on
Practice for Numbering Metals and Alloys (UNS). www.astm.org.
*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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B168−11
E527 Practice for Numbering Metals and Alloys in the 4.1.9 Samples for Product (Check) Analysis—Whether
Unified Numbering System (UNS) samples for product (check) analysis should be furnished (see
E1473 Test Methods for Chemical Analysis of Nickel, 5.2), and
Cobalt, and High-Temperature Alloys 4.1.10 Purchaser Inspection—If the purchaser wishes to
F155 Method of Test for Temper of Strip and Sheet Metals witness tests or inspection of material at the place of
for Electronic Devices (Spring-Back Method)(Withdrawn manufacture, the purchase order must so state indicating which
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1982) tests or inspections are to be witnessed (Section 14).
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2.2 Federal Standards:
5. Chemical Composition
Fed. Std. No. 102 Preservation, Packaging and Packing
Levels
5.1 The material shall conform to the requireme
...