ASTM B950-23

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: B950 − 23
Standard Guide for
Editorial Procedures and Form of Product Specifications for
Copper and Copper Alloys
This standard is issued under the fixed designation B950; 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* 1.6 This international standard was developed in accor-
dance with internationally recognized principles on standard-
1.1 This guide covers the editorial procedures and form and
ization established in the Decision on Principles for the
style for product specifications under the jurisdiction of ASTM
Development of International Standards, Guides and Recom-
Committee B05 on Copper and Copper Alloys.
mendations issued by the World Trade Organization Technical
NOTE 1—For standards other than product specifications, such as test
Barriers to Trade (TBT) Committee.
methods, practices, and guides, see the appropriate sections of Form and
Style for ASTM Standards (Blue Book).
2. Referenced Documents
1.2 This guide has been prepared as a supplement to the
current edition of the Form and Style Manual, and is appro- 2.1 ASTM Standards:
priate for use by the subcommittees within ASTM Committee B153 Test Method for Expansion (Pin Test) of Copper and
B05 on Copper and Copper Alloys. This guide is to be applied Copper-Alloy Pipe and Tubing
in conjunction with the Form and Style Manual. The Appendix B154 Test Method for Mercurous Nitrate Test for Copper
contains a copy of the B05 electronic template which includes
Alloys
adopted language for various sections and provides a template B170 Specification for Oxygen-Free Electrolytic Copper—
for drafting B05 product specifications.
Refinery Shapes
NOTE 2—The contents of this guide were previously maintained as a B193 Test Method for Resistivity of Electrical Conductor
white paper under the title, “ASTM Committee B05 Outline of Form of
Materials
Specifications.”
B194 Specification for Copper-Beryllium Alloy Plate, Sheet,
1.3 Subcommittees preparing new product specifications or Strip, and Rolled Bar
revising existing ones should follow the practices and proce-
B216 Specification for Tough-Pitch Fire-Refined Copper—
dures outlined herein, and be guided by the latest specifications
Refinery Shapes
covering similar commodities.
B224 Classification of Coppers
B248 Specification for General Requirements for Wrought
1.4 If a conflict exists between this guide and the mandatory
Copper and Copper-Alloy Plate, Sheet, Strip, and Rolled
sections of the current edition of the Form and Style Manual,
Bar
the Form and Style Manual requirements have precedence. If a
B248M Specification for General Requirements for Wrought
conflict exists between this guide and the nonmandatory
Copper and Copper-Alloy Plate, Sheet, Strip, and Rolled
sections of the current edition of the Form and Style Manual,
Bar (Metric)
this guide has precedence.
B249/B249M Specification for General Requirements for
1.5 When patents are involved, the specifications writer
Wrought Copper and Copper-Alloy Rod, Bar, Shapes and
should refer to the Form and Style Manual section on patents
Forgings
and trademarks. Also, refer to part F of the Form and Style
B250/B250M Specification for General Requirements for
Manual for trademark information and the safety hazards
Wrought Copper Alloy Wire
caveat.
B251/B251M Specification for General Requirements for
Wrought Seamless Copper and Copper-Alloy Tube
B577 Test Methods for Detection of Cuprous Oxide (Hydro-
gen Embrittlement Susceptibility) in Copper
This guide is under the jurisdiction of ASTM Committee B05 on Copper and
Copper Alloys and is the direct responsibility of Subcommittee B05.91 on Editorial
and Publications.
Current edition approved Oct. 1, 2023. Published October 2023. Originally
approved in 2006. Last previous edition approved in 2022 as B950 – 22. DOI: For referenced ASTM standards, visit the ASTM website, www.astm.org, or
10.1520/B0950-23. contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
Available from ASTM website at: https://www.astm.org/media/pdf/bluebook_ Standards volume information, refer to the standard’s Document Summary page on
FormStyle.pdf. 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
B950 − 23
B601 Classification for Temper Designations for Copper and 2.3 JIS Document:
Copper Alloys—Wrought and Cast JIS H1068 Methods for Determination of Bismuth in Copper
B824 Specification for General Requirements for Copper and Copper Alloys
Alloy Castings
3. Terminology
B846 Terminology for Copper and Copper Alloys
B858 Test Method for Ammonia Vapor Test for Determining
3.1 For definitions of terms used in this guide, refer to the
Susceptibility to Stress Corrosion Cracking in Copper
Form and Style Manual and Terminology B846.
Alloys
4. Significance and Use
B900 Practice for Packaging of Copper and Copper Alloy
Mill Products for U.S. Government Agencies
4.1 The Form and Style for ASTM Standards manual
B968/B968M Test Method for Flattening of Copper and
provides mandatory requirements and recommended practices
Copper-Alloy Pipe and Tube
for the preparation and content of ASTM specifications. In
E6 Terminology Relating to Methods of Mechanical Testing
order to promote consistency in the style and content of
E8/E8M Test Methods for Tension Testing of Metallic Ma-
product specifications under its jurisdiction, Committee B05
terials
recognizes the need to provide a supplementary document
E18 Test Methods for Rockwell Hardness of Metallic Ma-
pertaining to the types of products and materials covered by
terials
specifications under its jurisdiction.
E29 Practice for Using Significant Digits in Test Data to
4.2 This guide contains a list of sections to be considered for
Determine Conformance with Specifications
inclusion in a specification for copper and copper alloys,
E44 Definitions for Terms Relating to Heat Treatment of
recommended wording, or both, for such sections. An elec-
Metals (Withdrawn 1993)
tronic template including committee adopted language is
E53 Test Method for Determination of Copper in Unalloyed
included in the Appendix.
Copper by Gravimetry (Withdrawn 2022)
4.3 Persons drafting new product specifications, or modify-
E54 Test Methods for Chemical Analysis of Special Brasses
ing existing ones, under the jurisdiction of Committee B05,
and Bronzes (Withdrawn 2002)
should follow this guide and the requirements of the Form and
E62 Test Methods for Chemical Analysis of Copper and
Style Manual to ensure consistency.
Copper Alloys (Photometric Methods) (Withdrawn 2010)
E75 Test Methods for Chemical Analysis of Copper-Nickel
5. Subject Headings of Text
and Copper-Nickel-Zinc Alloys (Withdrawn 2010)
E76 Test Methods for Chemical Analysis of Nickel-Copper
5.1 The following is the heading sequence for the specifi-
Alloys (Withdrawn 2003) cations text. The headings listed are those most generally used.
E112 Test Methods for Determining Average Grain Size
Other headings may be included for specialized subjects when
E118 Test Methods for Chemical Analysis of Copper- the information is pertinent to the document under develop-
Chromium Alloys (Withdrawn 2010)
ment; in which case, all instructions and guidance for that
E121 Test Methods for Chemical Analysis of Copper-
particular section shall be applied, and these headings should
Tellurium Alloys (Withdrawn 2010)
appear in the most appropriate place and sequence depending
E243 Practice for Electromagnetic (Eddy Current) Examina-
on their relationship to other sections.
tion of Copper and Copper-Alloy Tubes
5.2 Superscripts—The headings identified as mandatory are
E478 Test Methods for Chemical Analysis of Copper Alloys
required by the Society. The headings identified with an
E527 Practice for Numbering Metals and Alloys in the
asterisk (*) are a guide for Committee B05 documents, where
Unified Numbering System (UNS)
applicable, either by inclusion or by reference to a general
E581 Test Methods for Chemical Analysis of Manganese-
requirements specification.
Copper Alloys
5.3 Not all of the headings may be required for a particular
E1227 Terminology for Chemical Analysis of Metals (With-
standard specification. For example, when the specification
drawn 1991)
does not contain reference to any other standard within the text,
E1371 Test Method for Gravimetric Determination of Phos-
it is not required to include a section on Referenced Docu-
phorus in Phosphorus-Copper Alloys or Phosphorus-
ments. Or, in the case where no physical property requirements
Copper-Silver Alloys (Withdrawn 2006)
are given, the physical property section is not required.
2.2 ISO Document:
ASTM B05
Title Sampling
ISO 4744 Copper and copper alloys -- Determination of
ASTM B05
Designation Number of Tests and Retests
ASTM B05
chromium content -- Flame atomic absorption spectromet-
Scope Specimen Preparation
B05 B05*,B
Referenced Documents Test Methods
ric method
B05,A B05
General Requirements Significance of Numerical Limits
B05 B05
Terminology Inspection
The last approved version of this historical standard is referenced on
www.astm.org. Available from Japanese Standards Association (JSA), Mita MT Bldg., 3-13-12
Available from International Organization for Standardization (ISO), ISO Mita, Miyoto-Ku, Tokyo 108-0073, Japan, http://www.jsa.or.jp.
Central Secretariat, BIBC II, Chemin de Blandonnet 8, CP 401, 1214 Vernier, For an electronic WORD version of the template, see B05 Main Page on the
Geneva, Switzerland, http://www.iso.org. ASTM website, http://www.astm.org/COMMITTEE/B05.htm.
B950 − 23
B05 NOTE 5—The safety hazard caveat shall also appear in test methods,
Classification Rejection and Rehearing
B05 B05
guides, and practices that involve the use of materials, operations, or
Ordering information Certification
B05 B05
Materials and Manufacture Test Reports equipment.
B05
Chemical Composition Product Marking
B05 B05
6.3.4 Related documents not referenced in the text may be
Temper Packaging and Package Marking
ASTM
Grain Size of Annealed Tempers Keywords
included as a footnote, or listed as References at the end of the
B05 B05
Physical Property Requirements Summary of Changes
standard cited by number if more than five are cited.
*
Mechanical Property Requirements Supplementary Requirements
B05
Performance Requirements Quality Assurance
6.4 Referenced Documents
Other Requirements Annexes
6.4.1 List in alphanumeric sequence the designation and
Dimensions, Mass, and Permissible Appendixes
B05
Variations
complete title of all standards and other documents referenced,
Workmanship, Finish, and
including standards and codes of other organizations.
B05
Appearance
6.4.2 Provide footnotes to this section indicating the source
ASTM
Mandatory ASTM Society requirement
of the documents. When referenced later in the text, use only
B05
Guide for B05 specifications
A the type of document (specification, test method, practice,
When reference is made to a general requirements specification, the
sequence position of the General Requirements section in the product
guide, etc.) and the designation letter and number (for example,
specification should be prior to the first section referenced, which is usually
Test Methods B577).
Terminology.
B
6.4.3 Do not use the year of issue when listing the refer-
Test methods that are detailed in specifications shall contain all of the
mandatory headings shown in Part A, Section A1, of the Blue Book.
enced documents unless there is a technical reason for requir-
ing a specific issue.
5.4 Subject Headings shall precede each section to orient
the reader. Section and text paragraphs shall be numbered in B05,A
6.5 General Requirements
accordance with the Guide for the Use of the Modified
6.5.1 This section should be used for requirements that are
Numbering System in Part D of the Form and Style for ASTM
available in a General Requirements specification and are
Standards manual. The following is an example of how it
included in the specification by reference. General Require-
should appear in a standard:
ments specifications are B248, B248M, B249/B249M, B250/
1. Scope
B250M, B251/B251M, and B824. When a product specifica-
1.1 This specification establishes the requirements for.
tion refers to a general requirements specification for
etc.
applicable requirements, the reference shall be made in this
section so as to alert the user that the details of the require-
6. Section Contents
ment(s) shall be found in another document.
NOTE 3—Explanations of section content requirements are detailed in
6.5.1.1 The utilization of a general requirements section in
this section. In the Annex, and published separately on the B05 Main Page
the drafting of a new specification or in the revision of a
under Additional Information, is an electronic template containing recom-
mended language for each section. In this guide, the examples were standard is not mandatory; however, it is recommended since
removed to avoid redundancy and inconsistencies.
considerable repetition within a group of similar documents
ASTM
would be avoided.
6.1 Title
6.5.1.2 In the case where a section in the general require-
6.1.1 The title should be as concise as possible, yet com-
ments section has been referenced and the same titled section
plete enough to identify the material, product, system, or
appears in the product specification with requirements that
services for which the requirements are established by the
either supplement or supersede the referenced general require-
document.
ments section, use the explanatory clause 3.2 in the electronic
ASTM
6.2 Designation and Year of Issue
template.
6.2.1 Designation—The alphanumeric designation is as-
B05
6.6 Terminology
signed by ASTM Headquarters.
6.2.2 Year Date—After the designation, a hyphen is fol-
NOTE 6—For use of terminology in B05 standards, refer also to the
lowed by the last two numbers of the year of acceptance or last
Committee B05 Terminology Management Policy.
revision. Reapprovals are the last date in parentheses. Footnote
6.6.1 When applicable, refer to Terminology B846 for
1 is not changed with a reapproval.
definitions of terms relating to copper and copper alloys, or to
NOTE 4—The Form and Style Manual includes definitions of date of other existing ASTM terminology standards having general
issue and year date.
applications. Terms not appearing in other ASTM terminology
ASTM
standards and requiring other than dictionary definitions should
6.3 Scope
be defined.
6.3.1 The Scope should be a brief summary of the product
6.6.1.1 Examples of ASTM terminology standards having
and product application.
general application are: E44, Definitions for Terms Relating to
6.3.2 A statement shall be included in this section as to
Heat Treatment of Metals; E6, Terminology Relating to Meth-
whether inch-pound or SI units are the standard, if the
ods of Mechanical Testing; E1227 Terminology for Chemical
specification has a companion specification or is a dual
Analysis of Metals.
designation specification.
6.6.2 Definitions:
6.3.3 Include the prescribed caveat on safety hazards per
mandatory blue book language, when one or more test methods 6.6.2.1 Definitions shall be in dictionary-definition form,
are included other than by reference. following the guidelines of Part E of The Form and Style
B950 − 23
Manual and, when appropriate, include in this section defini- and purity that the finished product shall have the properties
tions from any applicable terminology standard. and characteristics prescribed in this specification.” See 7.1 and
7.2 of the electronic template for recommended wording.
6.6.3 Definitions of Terms Specific to this Standard:
B05
6.6.3.1 Terms that are specific to the standard under devel-
6.10 Chemical Composition
opment or revision shall appear in the Terminology section
6.10.1 Limits for Specified Elements:
under this heading.
6.10.1.1 Detailed chemical composition requirements and
other chemical characteristics to which the material, product,
6.7 Classification
or system must conform shall be provided. These requirements
6.7.1 When more than one material, product or system is
are usually presented in tabular form. It is most important that
specified, each may be separated by type, and designated by
the following information be clearly indicated: (a) name of
Roman numerals. The first subdivision shall be based upon
each constituent specified, (b) whether the requirement is a
some major property, composition, or application of the
maximum or a minimum, (c) whether an allowance for
product. Designate further subdivisions by grades according to
measurement error is incorporated in these limits, (d) the
pertinent property or properties and identify by Arabic num-
measurement units applicable, and (e) references to notes or
bers. When necessary, make additional divisions into classes
footnotes for further clarification.
identified by capital letters.
6.10.1.2 All chemical composition requirements must be in
6.7.1.1 An example of a classification standard is B224.
accordance with the UNS Registered Composition or another
6.7.1.2 An example of material subdivided by grade is
internationally recognized system for alloy designation (“other
found in the Table of Chemical Composition of Specification
designation”). It is permissible for applications to have tighter
B170.
(more restrictive) limits, but they must be completely within
B05
6.8 Ordering Information
the registered UNS (or other designation) Composition. When
6.8.1 This section shall appear in all product specifications
different limits outside the registered limits are desired, a new
as a checklist of items which should be included in an inquiry,
Registered UNS Composition must be obtained.
contract, or purchase order.
NOTE 7—Refer to E527 Standard Practice for Numbering Metals and
6.8.2 Choices—When the specification provides choices for
Alloys in the Unified Numbering System (UNS) for information on
purchase, such as various types, grades, classes, alloys,
registering a UNS composition.
tempers, dimensions, forms, or quantities, the inquiry, contract,
6.10.1.3 When presenting chemical limits, it is recom-
or purchase order should state which choices are required.
mended to use the “—” symbol in the tables (for example,
Choices may have defaults, which should be stated in the
89.0–91.0), and to use “to” in the text (for example, 89.0 to
specification, if the purchase order does not choose from the
91.0).
standard items offered.
6.10.1.4 When restricting limit for one of the specified
6.8.2.1 A listing of each such choice, together with a
elements, it is given as “remainder” in the chemical composi-
reference to the applicable section of the specification, will be
tion table. Select the appropriate wording in the electronic
of assistance in the wording of the inquiry, contract, or
template depending on what alloys are specified in the stan-
purchase order. This list should include the ASTM specifica-
dard.
tion designation and year of issue to avoid possible misunder-
6.10.2 Product (Check) Sample:
standings between the contracting parties. The purchaser’s
6.10.2.1 When it is desirable to state a permissible analyti-
attention should be directed to what product would be fur-
cal variance for a specific product, an introductory statement
nished by the manufacturer or supplier when the purchaser fails
should be used to indicate the requirements. See 8.1.1 in the
to specify one or more of the choices. This is typically noted by
electronic template for recommended wording.
the phrase “unless otherwise specified”.
6.10.2.2 The permitted variances may be incorporated in the
6.8.3 Options—Under a subsection, list optional items to be
chemical composition table or given a separate table.
specified at the time of the order.
6.10.3 Limits for Nonspecified Elements:
6.8.3.1 Options are typically noted with the phrase, “when
6.10.3.1 Include a disclaimer statement regarding limits for
specified”. The purchaser is advised that the option will not be
nonspecified elements for all specifications containing chemi-
provided if the purchaser fails to specify it in the order, with the
cal composition sections. See 8.2 of the electronic template.
explanatory clause of 6.2 in the electronic template.
See 8.3 for language required for stating the limit for one of the
B05
specified elements to be listed as remainder.
6.9 Material(s) and Manufacture
6.10.4 An example of a chemical requirements table is
6.9.1 Materials—This section should contain general state-
shown in the electronic template (see Table A1.1). The use of
ments regarding the material(s) and form(s) from which the
three periods in a chemical table space rather than a blank
product is produced. It is recommended that the alloys in-
space is mandatory, and means those elements are not included
volved should be stated.
in the UNS (or other designation) Registered Composition for
6.9.2 Manufacture—This section should contain general
the alloy.
statements regarding the acceptable method(s) of manufacture.
B05
It is recommended that the kinds of processes used to achieve
6.11 Temper
the properties should be stated. 6.11.1 The standard temper(s) of the products specified shall
6.9.3 The past practice of using the following sentence be stated in this section. Refer to Classification B601 for
should be discontinued: “The material shall be of such quality temper designations for copper and copper alloys.
B950 − 23
6.11.2 Use the temper designation codes and names of followed by the other requirement in brackets (see Table A1.5).
Classification B601 in both text and tables. Avoid use of former In some cases, separate columns for inch-pound and SI
designations. It is recommended to reference Classification requirements in the same table may be used.
B601, as the current codes and names are cross referenced to 6.14.2.6 For other types of documents, where one system is
former codes in the appendix.
standard and the other is informational, the use of parentheses
6.11.3 If tempers not classified in Classification B601 are to enclose mathematical conversions is generally accepted.
used in the specification, details of the temper requirements
6.15 Performance Requirements
must be explicitly stated.
6.15.1 Include in this section functional, environmental, and
6.12 Grain Size for Annealed Tempers
similar requirements (for example, Microscopic Examination,
6.12.1 Use this section when grain size is the standard
Cuprous Oxide [Hydrogen Embrittlement Susceptibility], Ex-
requirement for a copper or copper alloy in an annealed (OS)
pansion Test, Flattening Test, and Residual Stress Tests).
temper.
6.15.1.1 When a requirement is an option, or when the
requirement of performance of the test is an option, it should be
NOTE 8—In drafting a new document or revising a standard, it is
so stated. It should be noted that such options should be
essential to identify in the specification a test procedure for determining
conformance to each requirement.
specified in the contract or purchase order. An example is
included in 11.1.2 of the electronic template.
6.12.2 An example of a grain size requirements table is in
the electronic template (see Table A1.2).
6.16 Other Requirements
B05
6.16.1 Requirements not covered elsewhere, such as Non-
6.13 Physical Property Requirements
destructive Testing (Electromagnetic eddy current Exa-
6.13.1 If specified, the requirements for electrical resistivity
mination, Hydrostatic Test, Pneumatic Test), Cleanness Test,
or conductivity, coefficient of thermal expansion, specific
Weld Quality Test, Orders for U.S. Government Agencies, etc.,
gravity and similar properties are presented in this section;
should be located in this part of the specification. These
usually in tabular form.
additional requirements should follow the performance re-
6.13.2 When a requirement is an option, or when the
quirements and should not be intermixed with the other
requirement of performance of the test is an option, it should be
sections.
so stated. It should be noted that such options should be
6.16.1.1 Purchases for U.S. Government—When product is
specified in the contract or purchase order. An example is
purchased for agencies of the U.S. Government, the specifica-
included in 11.1.2 of the electronic template.
tion shall include this section. The section should appear
B05
6.14 Mechanical Property Requirements
immediately prior to the Dimensions, Mass, and Permissible
6.14.1 The requirements for tensile strength, yield strength,
Variations section of the specification. See the Supplementary
elongation, and hardness are included in this section. The
Requirements section of the E Template for wording.
property requirements are frequently placed in a table.
B05
6.17 Dimensions, Mass, and Permissible Variations
6.14.1.1 When a requirement is an option, or when the
6.17.1 Only that part of the title which is applicable to the
requirement of performance of the test is an option, it should be
product need be addressed. The section may be self contained
so stated. It should be noted that such options should be
or it may reference another document such as a general
specified in the contract or purchase order. An example is
requirements specification.
included in 11.1.2 of the electronic template.
6.17.2 This section shall be used for the details as to
6.14.1.2 In the case where the approximate Rockwell hard-
ness values are used as a quick test to indicate general standard shape, mass, and size ranges which are usually
presented in tabular form with a brief reference in the text.
conformance to a specification requirement, see 12.2 of the
electronic template for an example of how it should appear. Separate sections may be necessary with the individual tables.
The tables shall clearly indicate where divisions are made for
Also see the example Table A1.6 in the electronic template.
6.14.2 Mechanical Property Requirements Tables: the dimension ranges. For example ranges from 0 in. to 1 in.,
1 in. to 2 in., 2 in. to 3 in. shall be more properly stated as 1 in.
6.14.2.1 The use of three periods in a table space rather than
and under, over 1 in. to 2 in. inclusive, over 2 in. to 3 in.,
to a blank space is mandatory, and means that no requirement
inclusive, etc.
has been established.
6.17.3 The permissible variations in dimensions, mass, etc.,
6.14.2.2 Under “Temper Designation,” use Code and Name
for tempers to be consistent with Classification B601. (See may be included in the same tables with minimal sizes. It shall
be made clear that the tolerances specified are plus and minus
examples in the electronic template.)
or apply only in one direction.
6.14.2.3 Use rounding to the nearest 5 MPa for SI tensile
and yield strength requirements. 6.17.4 The specific tables in referenced General Require-
ments should be noted by table number to avoid confusion. As
6.14.2.4 For combined documents—It is preferred to use
separate tables for Inch-Pound and SI requirements as in most dimensions are contained in more than one table, be sure
to reference the one that is applicable to the product.
examples in the electronic template. Note cross references
from one table to the other (see Tables A1.3 and A1.4).
6.17.4.1 Should there be more than one section in a table
6.14.2.5 For combined documents where the number of due to grades or applications, the specific section should be
tables or the size of the table is a problem with separate tables, noted. (for example the straightness table in Specification
a combined table may be used with the standard requirement B249/B249M.)
B950 − 23
6.17.5 For new or revised documents, the Title headers of method, include any additional information necessary for the
the appropriate tables in the referenced document should be proper application of the identified test method.
checked to insure that the product specification, and alloys if
6.22.2 Chemical Analysis:
applicable, are properly listed. Advise the ASTM Editor of any
6.22.2.1 There are some copper alloys whose chemical
corrections or additions needed, when finalizing the product
compositions include element(s) with specified limiting values
specification.
for which no recognized analytical test method is known to be
B05
published in the literature. When such a test method can not be
6.18 Workmanship, Finish, and Appearance
obtained from the manufacturer of a product produced from
6.18.1 Workmanship, finish, and appearance may be ad-
such an alloy, who obviously has the in-house analytical
dressed separately for better clarity or a general statement may
capability, for inclusion in the specification, the following
be used. Requirements for workmanship, finish, and appear-
statement should appear immediately after the list of test
ance include (but are not limited to) the type of finish, the
methods:
general appearance or color, the temper, and whether the
X.X.1 Since no viable test method is known to be
product is clean, sound, and free of scale or defects which
published, the determination of [specify the element or ele-
would render it unsuitable for the intended application. To
ments] shall be subject to agreement between the manufacturer
avoid misunderstanding, these requirements should be clearly
or supplier and the purchaser.
stated. Provisions for removal or repair of minor surface
6.22.2.2 When such a needed test method has been pub-
imperfections that are not considered cause for rejection should
lished by a recognized authority for a particular element, the
also be addressed.
above statement is no longer valid for that element, and the
B05
6.19 Sampling
published test method shall be referenced.
6.19.1 This section shall include lot size, portion size,
6.22.2.3 Most, if not all, standard specifications permit an
selection of portion pieces, and the manner by which the
agreement between the manufacturer and the purchaser to
sample shall be taken from the portion pieces selected.
establish limits and required analysis for unnamed element(s);
6.19.2 This subject is too complex to be addressed in this
however, since it cannot be predetermined which element(s)
document. However, the Sampling section of Specification
may be subject to this agreement, test method(s) for such
B249/B249M, General Requirements for Wrought Copper and
element(s) do not have to be identified within the standard.
Copper Alloy Rod, Bar, and Shapes, is an example of how this
6.22.2.4 In case of dispute, it is recommended that resolu-
section should appear in the standard.
tion of dispute shall be subject to agreement between the
B05
6.20 Number of Tests and Retests
manufacturer or supplier and purchaser.
1. General—Table 1 is a list of published test methods,
6.20.1 Tests—This section shall state the number of test
specimens required to determine conformance to specification some of which are considered by ASTM as no longer viable.
These and others not listed, may be used subject to agreement.
product property requirements.
Table 1 is a guide compilation of available chemical analysis
6.20.2 Retests—If the specification permits retesting, after
methods for coppers and copper alloys listed by elemental
the product fails to conform to specification requirements when
alloy constituent or impurity and applicable range (by weight
tested by the purchaser, state the conditions and rules under
%). The Committee B05 Liaison to Committee E01 on
which the retesting is permitted.
Methods of Analysis may be consulted if there are any
B05
6.21 Specimen Preparation
questions about the listed methods.
6.21.1 Where special test specimen preparation is required,
NOTE 9—Commonly accepted methods not included here are frequently
this section shall be included. Refer to a standard test method
used for routine chemical analysis.
when possible and when an acceptable reference is not
2. Special Cases—The following special cases exist
available, include sufficient information to allow acceptable
whereby the reference chemical analysis method for the
reproduction of test results.
desired impurities is included in an annex in the standard:
6.21.2 In the case of tensile strength requirements when
(a) Tough-Pitch Fire-Refined Copper—Refer to the Annex
tested in accordance with Test Methods E8/E8M for wrought
of Specification B216.
products, the test specimens shall be taken so the longitudinal
(b) Cathode Copper Impurities—Refer to the Annex of
axis of the specimen is parallel to the direction of rolling for
Specification B170.
rolled (or flat) products, or final working for drawn or extruded
(c) Copper-Beryllium Alloys—Refer to the Annex of Speci-
products.
fication B194.
6.21.3 This subject is too complex to be further addressed in
6.23 Significance of Numerical Limits
this document; however, the Specimen Preparation section of
Specification B249/B249M, General Requirements for 6.23.1 This section provides the rounding procedures for
Wrought Copper and Copper Alloy Rod, Bar, and Shapes, is an numerical limits associated with specification requirements.
example of how this section should appear in a standard. See the table included in the electronic template for standard
B05,B requirements.
6.22 Test Methods
B05
6.24 Inspection
6.22.1 General—In this section identify specific test meth-
ods by which conformance with the specification requirements 6.24.1 This section should contain general information re-
may be determined. In addition to identifying the specific test garding the inspection requirements of the product.
B950 − 23
TABLE 1 Compilation of Chemical Analysis Methods for Coppers and Copper Alloys
A
Element Range or % max Test Method(s) Applicability
Aluminum (Al) 2–12 E478; Titrimetric General
>0.10 E54; Gravimetric General
Antimony (Sb) 0.05–0.70 E62 General
Arsenic (As) 0.0–0.50 E62 General
Bismuth (Bi) 0.1–6 JIS H1068 Bismuth alloys
Cadmium (Cd) 2–25 ppm E53 Coppers
Carbon (C) 0.0–0.50 E76 Nickel-Copper alloys
Chromium (Cr) 0.003–2.0 ISO 4744 General
0.30–0.70 E118 General
Cobalt (Co) 0.01–0.5 E75; Photometric 7xxx series alloys
Copper (Cu) >50 E478; Electrolytic & General
Photometric
99.75–99.99 E53; Electrolytic Coppers
Iron (Fe) 0.003-1.25 E478; Photometric General
1.0 max E75; Atomic Absorp- 7xxx series alloys
tion
0.0–5.0 E54 General
Lead (Pb) 0.002–15.0 E478; Atomic Absorp- General
tion
2.0–30.0 E478; Titrimetric General
Manganese (Mn) 0.10–12.0 E62 General
0.10–12.0 E75; Photometric 7xxx series alloys
28–32 E581 Titrimetric General
Nickel (Ni) (incl Colbalt 0.03–5.0 E478; Photometric General
(Co))
4.0–50.0 E478; Gravimetric General
Phosphorus (P) 0.01–1.2 E62 General
1–15 E1371; Gravimetric Phosphor coppers
Silicon (Si) 0.005–5.50 E54; Perchloric Acid General
Dehydration
0.1–5.0 E62 6xxx series alloys
Silver (Ag) 0.01–5.0 E54 General
0.01–0.12 E478; Atomic Absorp- Silver Bearing Copper
tion
Sulfur (S) 0.05–0.08 E76; Direct Combus- Nickel-Copper alloys
tion
0.001–0.5 E76; Gravimetric
Tellurium (Te) 0.4–1.0 E121 Copper-Tellurium Alloys
Tin (Sn) 0.01–1.0 E478; Photometric General
0.50–20.0 E478; Titrimetric General
Zinc (Zn) 0.02–2.0 E478; Atomic Absorp- General
tion
2.0–40.0 E478; Titrimetric General
A
Always refer to the test method involved for the scope, specific details and limitations.
B05
6.25 Rejection and Rehearing 6.29.1 This section should be included in all standards, or
6.25.1 This section should describe the conditions under by reference to a General Requirements specification.
which rejection shall be permitted and the basis for reconsid-
ASTM, B05
6.30 Keywords
eration when requested by the manufacturer or supplier.
6.30.1 Keywords may be added editorially at any time to a
B05
6.26 Certification
standard. Select keywords from title and scope, products
6.26.1 This section should be included in all specifications
involved, etc.
or by reference, as an option, and when included, the electronic
6.30.1.1 It is recommended that the copper or copper alloy
template contains the mandatory wording.
UNS designations involved be included in the keywords for the
B05
6.27 Test Report
purposes of indexing and electronic searches.
6.27.1 This section should be included in all specifications
B05
or by reference, as an option. Use the mandatory wording
6.31 Summary of Changes
included in the electronic template.
6.31.1 This unnumbered section shall be included in all
6.27.2 For some products it may be desirable to identify this
revised standards when published. The information in this
section as “Mill Test Report,” “Foundry Test Report,” etc.
section identifies the principal changes made to the standard
6.28 Product Marking since the last publication.
6.28.1 When this section is used, the wording to be used
6.31.1.1 The inclusion of this section is identified with an
will be dictated by the product and the circumstances of the
asterisk item in the Scope with the following first page
application.
footnote: “A Summary of Change section appears at the end of
B05
6.29 Packaging and Package Marking this standard.”
B950 − 23
6.32 Supplementary Requirements 6.35 Notes:
6.32.1 For some product specifications, supplementary re-
6.35.1 Notes in the text shall not include mandatory require-
quirements may be specified. These requirements usually apply
ments. Notes are intended to set explanatory material apart
only when specified by the purchaser in the inquiry, contract or
from the text itself, either for emphasis or for offering
purchase order. Include an introductory qualifying statement
informative suggestions not properly part of the standard.
about the requirements.
Clarification of the description of required apparatus or proce-
6.32.2 Instead of including the details of the supplementary
dure and modifications required or permitted in certain cases
requirements in the product specification, the Supplementary
belong in the text itself. If inclusion of the contents yields a
Requirements section of a related general requirements
different result, then that information is considered mandatory
specification, when available, may be referenced in the General
for the performance of the standard and shall be located in the
Requirements section of the product specification.
text. Notes may be preferable for detailed description of
6.32.3 See the Supplementary Requirements section of the
auxiliary procedures (for example, the Rockwell hardness test
E Template for wording.
offers a quick and convenient method of checking for general
conformity to the specification requirements for temper, tensile
6.33 Quality Assurance
strength, and grain size). Table notes are a part of the table and
6.33.1 This requirement, when included, shall be qualified
are mandatory provision.
by the statement, “When specified in the contract or purchase
order.” Reference to a suitable document, such as ASTM, 6.35.2 Notes appearing in a given standard shall be num-
ANSI, MIL, or other, may be made by agreement between the bered in sequence and should appear at the end of the
manufacturer or supplier and the purchaser. paragraph to which they pertain. If it is necessary to refer to a
text note in connection with a specific word or phrase in the
6.34 Annexes and Appendixes
text, that word or phrase should be followed by a reference to
6.34.1 Additional information may be included in one or
the note, “NOTE 1”), etc.
more annexes or appendixes to the specification. The words,
6.35.3 Notes in the text are preferred for the following:
“Mandatory Information” shall appear directly under the title
of the annex, and “Nonmandatory Information” shall appear 6.35.3.1 To refer to editorial changes made in the text.
directly under the title of the appendix.
6.35.3.2 To refer to similar or companion ASTM standards.
6.34.2 Annexes:
6.35.3.3 Description, if included under “Scope,” of experi-
6.34.2.1 Include in annexes any detailed test methods or
mental means for recognizing cases where the method is not
information such as that on equipment or material that is a
applicable to the material under test.
mandatory part of the specification, but too lengthy for
6.35.3.4 Description of additional (not alternative)
inclusion in the main text. Annexes precede appendixes.
apparatus, materials, procedures, or calculations that are not
6.34.3 Appendixes:
actually required; or description of merely recommended forms
6.34.3.1 There are times when it is desirable to include in a
of construction of required apparatus.
specification additional information for general use and
6.35.3.5 Explanation, if needed, of the reasons for a certain
guidance, but does not constitute a mandatory part of the
requirement or direction. If brief, include in the text rather than
specification. It is appropriate to include such material in
as a note.
appendixes. Examples of such materials are tables showing the
approximate relationship between tensile strength and
7. Keywords
hardness, lists of preferred thicknesses of plate, sheet, strip, and
strip reproduced from other documents, tables of standard mass 7.1 copper; copper alloys; copper alloy specifications; edi-
and standard sizes, etc. torial procedures
ANNEX
(Mandatory Information)
A1. B05 ELECTRONIC TEMPLATE
A1.1 The Committee B05 Electronic Template is published specification. Other paragraphs may be needed and should be
on the B05 committee web page on the astm.org web site. The added by the user. This is only a guide.
electronic template includes the language recommended by
A1.3 A copy of the electronic template attached to this
B05 for standard specifications under its jurisdiction.
guide follows.
A1.2 The user of this template should be aware that not all
sections or paragraphs in the template must be used in a new
B950 − 23
THIS DOCUMENT IS NOT AN ASTM STANDARD; IT IS UNDER CONSIDERATION WITHIN AN ASTM TECHNICAL COMMITTEE BUT HAS NOT RECEIVED
ALL APPROVALS REQUIRED TO BECOME AN ASTM STANDARD. IT SHALL NOT BE REPRODUCED OR CIRCULATED OR QUOTED, IN WHOLE OR IN
PART, OUTSIDE OF ASTM COMMITTEE ACTIVITIES EXCEPT WITH THE APPROVAL OF THE CHAIRMAN OF THE COMMITTEE HAVING JURISDICTION
AND THE PRESIDENT OF THE SOCIETY. COPYRIGHT ASTM, 100 BARR HARBOR DRIVE, WEST CONSHOHOCKEN, PA 19428. ALL RIGHTS RESERVED.
ASTM Committee B05 Electronic Template for Drafting Standard (see footer below for detailed guidelines for use)
Specifications – 2023
ASTM Task Group # XXX
Revision of B0/B000M-XX
Draft # X – Date XX/XX/XX
Page x of y
Note: This electronic template is an Appendix of ASTM B950, which provides guidelines for preparing B05 draft documents.
Guidelines for template use: Editable manuscript text is included in Times New Roman font 12 pt double-spaced. The text includes B05-adopted or example
language for some sections. The task group will need to edit this text to suit the needs of the standard under development. ASTM society-mandated (Blue Book)
wording appears in italics. Instructions and information not intended to be included in the text appear in royal parentheses in Courier New font. For example:
{Instructions and information}. These instructions should be deleted prior to submitting the draft for ballot. ASTM Society-mandated (Blue Book) sections are
superscripted as “ASTM.” Committee B05-required sections are superscripted “B05.” Delete these superscripts and this instructional footer when editing is
complete. Note, the auto-numbering feature is activated in this template.
ASTM ASTM
ASTM B0/B0M-XX Standard Specification for … Xxx Xxx
This standard is issued under the fixed designation B0/B0M; 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 (ε) indicates an editorial change
since the last revision or reapproval.
ASTM
1. Scope* {The following footnote is to appear at the 1.3.2 (When a standard includes reference to the element
bottom of the first page when in print:} “*A Summary of mercury or products containing mercury, the following caveat
Changes appears at the end of this specification.
...