ASTM A941-04

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
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Designation: A 941 – 04
Terminology Relating to
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Steel, Stainless Steel, Related Alloys, and Ferroalloys
This standard is issued under the fixed designation A 941; 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 (e) indicates an editorial change since the last revision or reapproval.
1. Scope* carbon steel, n—a steel that conforms to a specification that
prescribes a maximum limit, by heat analysis in mass
1.1 This standard is a compilation of definitions of terms
percent, of not more than: 2.00 for carbon and 1.65 for
related to steel, stainless steel, related alloys, and ferroalloys.
manganese, but does not prescribe a minimum limit for
1.2 When a term is used in an ASTM document for which
chromium, cobalt, molybdenum, nickel, niobium (colum-
Committee A01 is responsible, it is included herein only when
bium), tungsten (wolfram), vanadium, or zirconium.
judged, after review by Subcommittee A01.92, to be a gener-
ally usable term.
DISCUSSION—Except as required above, it is permissible for carbon
1.3 Some definitions include a discussion section, which is
steel specifications to prescribe limits (minimum or maximum, or both)
for each specified alloying element, subject to the following restrictions
a mandatory part of the definition and contains additional
for the heat analysis limits in mass percent:
information that is relevant to the meaning of the defined term.
(a) for wrought carbon steel products, the specified maximum limit is
1.4 Definitions of terms specific to a particular standard will
not to exceed: 0.10 for aluminum, 0.60 for silicon, and 0.050 for
appear in that standard and will supersede any definitions of
titanium;
identical terms in this standard.
(b) for carbon steel castings, the specified maximum limit is not to
exceed: 0.10 for aluminum, 1.00 for silicon, and 0.050 for titanium.
2. Referenced Documents
(c) for carbon steels that are required to be rephosphorized, the
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specified minimum limit for phosphorus is not to be less than 0.040;
2.1 ASTM Standards:
(d) for carbon steels that are required to be resulfurized, the specified
E 112 Test Methods for Determining Average Grain Size
minimum limit for sulfur is not to be less than 0.060;
(e) for carbon steels that are not required to be rephosphorized or
3. Terminology
resulfurized, the specified maximum limit is not to exceed: 0.60 for
3.1 Definitions of General Terms:
copper, 0.050 for phosphorus, and 0.060 for sulfur; and
(f) for carbon steels that are required to contain boron, copper, or lead,
alloy steel, n—a steel, other than a stainless steel, that
the specified minimum limit is not to exceed: 0.0005 for boron, 0.35 for
conforms to a specification that requires one or more of the
copper, and 0.25 for lead.
following elements, by mass percent, to have a minimum
cast analysis—Deprecated term. Use the preferred term heat
content equal to or greater than: 0.30 for aluminum; 0.0008
analysis.
for boron; 0.30 for chromium; 0.30 for cobalt; 0.40 for
certificate of compliance, n—in manufactured products,a
copper; 0.40 for lead; 1.65 for manganese; 0.08 for molyb-
document that states that the product was manufactured,
denum; 0.30 for nickel; 0.06 for niobium (columbium); 0.60
sampled, tested, and inspected in accordance with the
for silicon; 0.05 for titanium; 0.30 for tungsten (wolfram);
requirements of the specification (including year of issue)
0.10 for vanadium; 0.05 for zirconium; or 0.10 for any other
and any other requirements specified in the purchase order or
alloying element, except sulphur, phosphorus, carbon, and
contract, and has been found to meet such requirements.
nitrogen.
capped steel, n—a rimmed steel in which, during ingot
DISCUSSION—A single document, containing test report information
solidification, the rimming action was limited by mechanical
and certificate of compliance information, may be used.
or chemical means.
certifying organization, n—in product specifications, the
entity responsible for the conformance and certification of
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This terminology is under the jurisdiction of ASTM Committee A01 on Steel,
the product to the specification requirements.
Stainless Steel, and Related Alloys and is the direct responsibility of Subcommittee
check analysis—Deprecated term. Use the preferred term
A01.92 on Terminology.
product analysis.
Current edition approved April 1, 2004. Published May 2004. Originally
approved in 1995. Last previous edition approved in 2003 as A 941 – 03. coarse grain practice, n—a steelmaking practice for other
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than stainless steel that is intended to produce a killed steel
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