ASTM B927/B927M-08a

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Designation: B927/B927M – 08a
Standard Specification for
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Brass Rod, Bar, and Shapes
This standard is issued under the fixed designation B927/B927M; 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.
Note—Editorial corrections were made to the 2008 version and the year date was changed on Oct. 30, 2008.
1. Scope* E478 TestMethodsforChemicalAnalysisofCopperAlloys
1.1 This specification establishes requirements for brass rod
3. General Requirements
(round, hexagonal, and octagonal), bar (rectangular and
3.1 The following sections of Specification B249/B249M
square), and shapes of UNSAlloys C21000, C22000, C23000,
constitute a part of this specification:
C24000, C26000, C26800, C27000, and C27400.
3.1.1 Terminology,
1.2 Units—The values stated in either SI units or inch-
3.1.2 Materials and Manufacture,
pound units are to be regarded separately as standard. The
3.1.3 Workmanship, Finish, and Appearance,
values stated in each system may not be exact equivalents;
3.1.4 Sampling,
therefore,eachsystemshallbeusedindependentlyoftheother.
3.1.5 Number of Tests and Retests,
Combining values from the two systems may result in non-
3.1.6 Specimen Preparation,
conformance with the standard.
3.1.7 Test Methods,
2. Referenced Documents 3.1.8 Significance of Numerical Limits,
2 3.1.9 Inspection,
2.1 ASTM Standards:
3.1.10 Rejection and Rehearing,
B16/B16M Specification for Free-Cutting Brass Rod, Bar
3.1.11 Certification,
and Shapes for Use in Screw Machines
3.1.12 Mill Test Reports,
B36/B36M Specification for Brass Plate, Sheet, Strip, And
3.1.13 Product Marking,
Rolled Bar
3.1.14 Packaging and Package Marking, and
B121/B121M Specification for Leaded Brass Plate, Sheet,
3.1.15 Supplementary Requirements.
Strip, and Rolled Bar
3.2 In addition, when a section with a title identical to that
B124/B124M Specification for Copper and Copper Alloy
referenced in 3.1, above, appears in this specification, it
Forging Rod, Bar, and Shapes
contains additional requirements that supplement those that
B134/B134M Specification for Brass Wire
appear in Specification B249/B249M.
B135 Specification for Seamless Brass Tube
B249/B249M Specification for General Requirements for
4. Ordering Information
Wrought Copper and Copper-Alloy Rod, Bar, Shapes and
4.1 Include the following information when placing orders
Forgings
for product under this specification, as applicable:
B587 Specification for Welded Brass Tube
4.1.1 ASTM Designation and year of issue,
E8 Test Methods for Tension Testing of Metallic Materials
4.1.2 Copper Alloy UNS No. designation,
E8M Test Methods for Tension Testing of Metallic Materi-
3 4.1.3 Temper,
als [Metric]
4.1.4 Cross section (round, hexagonal, octagonal, rectangu-
lar, or square),
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ThisspecificationisunderthejurisdictionofASTMCommitteeB05onCopper
4.1.5 Quantity(totalweight,footage,ornumberofpiecesof
and CopperAlloys and is the direct responsibility of Subcommittee B05.02 on Rod,
each temper, cross section, and alloy),
Bar, Wire, Shapes and Forgings.
4.1.6 Dimensions (diameter or distance between parallel
Current edition approved Oct. 30, 2008. Published November 2008. Originally
approved in 2003. Last previous edition approved in 2008 as B927 – 08. DOI:
surfaces, width and thickness, length),
10.1520/B0927_B0927M-08A.
4.1.7 Type of edge (square corners, rounded edge, full-
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For referenced ASTM standards, visit the ASTM website, www.astm.org, or
rounded edge),
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
4.1.8 How furnished (specific lengths with or without ends),
Standards volume information, refer to the standard’s Document Summary page on
the ASTM website.
and
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Withdrawn. The last approved version of this historical standard is referenced
on www.astm.org.
*ASummary 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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B927/B927M – 08a
4.1.9 If product is purchased for agencies of the U.S. 7.1.1 O60 (Soft Anneal),
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Government (Specification B249/B249M). 7.1.2 H01 ( ⁄4 Hard),
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4.2 The following requirements are available to this speci- 7.1.3 H02 ( ⁄2 Hard), and
fication and should be specified in the contract or purchase 7.1.4 H04 (Hard).
order when required: 7.2 Othertempers,andtemperforshapes,shallbesubjectto
4.2.1 Certification (Specification B249/B249M), and agreement between the manufacturer and the purchaser.
4.2.2 Mill Test Report (Specification B249/B249M).
8. Mechanical Property Requirements
5. Materials and Manufact
...