ASTM B187/B187M-06
(Specification)Standard Specification for Copper, Bus Bar, Rod, and Shapes and General Purpose Rod, Bar, and Shapes
Standard Specification for Copper, Bus Bar, Rod, and Shapes and General Purpose Rod, Bar, and Shapes
ABSTRACT
This specification establishes the requirements for copper conductor bars, rods, and shapes for both electrical (bus) and general applications. Products shall be produced in tempers O60 (soft annealed), and H04 (hard). Products shall be sampled and prepared, then tested accordingly to examine their conformance to dimensional (mass, diameter, thickness, width, shape, specified and stock lengths, straightness, edge contour, and radius of edges or corners), mechanical (tensile, yield and bend strengths, elongation, Rockwell hardness, and embrittlement), electrical resistivity, and chemical composition requirements.
SCOPE
1.1 This specification establishes the requirements for copper conductor bar, rod, and shapes for electrical (bus) applications and rod, bar, and shapes for general applications.
1.1.1 The products for electrical (bus) applications shall be made from the following coppers:
The product may be furnished from any copper listed unless otherwise specified in the contract or purchase order.
1.2 The product for general applications shall be made from any of the coppers in or the following coppers:
1.2.1 The product may be furnished from any copper listed above unless otherwise specified in the contract or purchase order. Other coppers may be used upon agreement between supplier and purchaserer.
1.3 Units - The values stated in either inch-pound units or in SI units are to be regarded separately as the standard. Within the text, the SI units are shown in brackets. The values stated in each system are not exact equivalents; therefore, each system shall be used independently of the other. Combining values from the two systems may result in nonconformance with the specification.Note 1
Material for hot forging will be found in Specification B 124/B 124M.
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Standards Content (Sample)
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Designation: B187/B187M – 06
Standard Specification for
Copper, Bus Bar, Rod, and Shapes and General Purpose
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Rod, Bar, and Shapes
This standard is issued under the fixed designation B187/B187M; 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* values from the two systems may result in nonconformance
2 with the specification.
1.1 This specification establishes the requirements for cop-
per conductor bar, rod, and shapes for electrical (bus) applica-
NOTE 1—Material for hot forging will be found in Specification
tions and rod, bar, and shapes for general applications.
B124/B124M.
1.1.1 The products for electrical (bus) applications shall be
3 2. Referenced Documents
made from the following coppers:
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2.1 ASTM Standards:
Copper UNS No. Reference Designation
B124/B124M Specification for Copper and Copper Alloy
C10100 OFE
Forging Rod, Bar, and Shapes
C10200 OF
B170 Specification for Oxygen-Free Electrolytic Copper—
C10300 OFXLP
C10400, C10500, C10700 OFS
Refinery Shapes
C10920, C10930, C10940 —
B193 Test Method for Resistivity of Electrical Conductor
C11000 ETP
Materials
C11300, C11400, C11500, STP
C11600
B216 Specification for Tough-Pitch Fire-Refined Copper—
Refinery Shapes
1.1.1.1 The product may be furnished from any copper
B224 Classification of Coppers
listed unless otherwise specified in the contract or purchase
B249/B249M Specification for General Requirements for
order.
Wrought Copper and Copper-Alloy Rod, Bar, Shapes and
1.2 The product for general applications shall be made from
Forgings
any of the coppers in 1.1.1 or the following coppers:
3 B577 Test Methods for Detection of Cuprous Oxide (Hy-
Copper UNS No. Reference Designation
drogen Embrittlement Susceptibility) in Copper
C10800 OFLP
B601 Classification for Temper Designations for Copper
C12000 DLP
and Copper Alloys—Wrought and Cast
C12200 DHP
B846 Terminology for Copper and Copper Alloys
1.2.1 The product may be furnished from any copper listed
E53 Test Method for Determination of Copper in Unalloyed
above unless otherwise specified in the contract or purchase
Copper by Gravimetry
order. Other coppers may be used upon agreement between
E62 Test Methods for Chemical Analysis of Copper and
supplier and purchaserer.
Copper Alloys (Photometric Methods)
1.3 Units—The values stated in either inch-pound units or
E255 Practice for Sampling Copper and Copper Alloys for
in SI units are to be regarded separately as the standard.Within
the Determination of Chemical Composition
the text, the SI units are shown in brackets. The values stated
E478 TestMethodsforChemicalAnalysisofCopperAlloys
in each system are not exact equivalents; therefore, each
E527 Practice for Numbering Metals and Alloys in the
system shall be used independently of the other. Combining
Unified Numbering System (UNS)
3. Terminology
1
ThisspecificationisunderthejurisdictionofASTMCommitteeB05onCopper
3.1 For definitions of terms related to copper and copper
and CopperAlloys and is the direct responsibility of Subcommittee B05.02 on Rod,
alloys, refer to Terminology B846.
Bar, Wire, Shapes, and Forgings.
Current edition approved Oct. 1, 2006. Published October 2006. Originally
approved in 1944. Last previous edition approved in 2003 as B187 – 03. DOI:
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10.1520/B0187_B0187M-06. For referenced ASTM standards, visit the ASTM website, www.astm.org, or
2
For ASME Boiler and Pressure Vessel Code applications, see related Specifi- contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
cation SB-187 in Section II of that Code. Standards volume information, refer to the standard’s Document Summary page on
3
Refer to Practice E527 for an explanation of the Unified Numbering System. 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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B187/B187M – 06
3.2 Definitions: 4.1.8 Significance of Numerical Limits,
3.2.1 bus bar, n—includes material of solid rectangular or 4.1.9 Inspection,
square cross section or a solid section with two plane parallel 4.1.10 Rejection and Rehearing,
surfaces and round or other simple regularly shaped edges up 4.1.11 Certification,
to and including 12 in. in width and 0.090 in. and over in 4.1.12 Test Reports, and
thickness. 4.1.13 Packaging and Package Marking.
3.2.2 bus conductor stock, n—a bar, rod, or shape of high 4.2 Identical sections in this specification supplemen
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