ASTM A781/A781M-03

This document is not anASTM standard and is intended only to provide the user of anASTM standard an indication of what changes have been made to the previous version. Because
it may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current version
of the standard as published by ASTM is to be considered the official document.
An American National Standard Designation: A 781/A 781M – 03
Designation:A 781/A 781M–02
Standard Specification for
Castings, Steel and Alloy, Common Requirements, for
1
General Industrial Use
ThisstandardisissuedunderthefixeddesignationA781/A781M;thenumberimmediatelyfollowingthedesignationindicatestheyear
of original adoption or, in the case of revision, the year of last revision.Anumber in parentheses indicates the year of last reapproval.
A superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
1. Scope*
1.1 This specification covers a group of requirements that are mandatory requirements of the following steel casting
specificationsissuedbyASTM.Iftheproductspecificationspecifiesdifferentrequirements,theproductspecificationshallprevail.
ASTM
Designation Title of Specification
A 27/A 27M Steel Castings, Carbon, for General Application
A 128/A 128M Steel Castings, Austenitic Manganese
A 148/A 148M Steel Castings, High-Strength, for Structural Purposes
A 297/A 297M Steel Castings, Iron Chromium and Iron-Chromium-Nickel,
Heat Resistant for General Application
A 447/A 447M Steel Castings, Chromium-Nickel-Iron Alloy (25-12 Class),
for High-Temperature Service
A 486/A 486M Steel Castings, for Highway Bridges
A 494/A 494M Castings, Nickel and Nickel Alloy
A 560/A 560M Castings, Chromium-Nickel Alloy
A 743/A 743M Castings, Iron-Chromium, Iron-Chromium-Nickel, Corro-
sion Resistant, for General Application
A 744/A 744M Castings, Iron-Chromium-Nickel, Corrosion Resistant, for
Severe Service
A 747/A 747M Steel Castings, Stainless, Precipitation Hardening
A 890/A 890M Castings, Iron-Chromium-Nickel-Molybdenum Corrosion-
Resistant, Duplex (Austenitic/Ferritic) for General Applica-
tion
A 915/A 915M Steel Castings, Carbon and Alloy, Chemical Requirements
Similar to Standard Wrought Grades
A 958 Steel Castings, Carbon and Alloy, with Tensile Require-
ments, Chemical Requirements Similiar to Standard
Wrought Grades
A 1002 Castings, Nickel-Aluminum Ordered Alloy
1.2 This specification also covers a group of supplementary requirements that may be applied to the above specifications as
indicated therein. These are provided for use when additional testing or inspection is desired and apply only when specified
individually by the purchaser in the order.
1.3 Therequirementsoftheindividualmaterialspecification,andthisgeneralspecificationshallprevailinthesequencenamed.
1.4 Thevaluesstatedineitherinch-poundunitsorSIunitsaretoberegardedseparatelyasstandard.Withinthetext,theSIunits
are shown in brackets. The values stated in each system are not exact equivalents; therefore, each system must be used
independently of the other. Combining values from the two systems may result in nonconformance with the specification.
Inch-pound units are applicable for material ordered to Specification A781 and SI units for material ordered to Specification
A781M.
2. Referenced Documents
2.1 ASTM Standards:
2
A27/A27M Specification for Steel Castings, Carbon, for General Application
2
A128/A128M Specification for Steel Castings, Austenitic Manganese
2
A148/A148M Specification for Steel Castings, High Strength, for Structural Purposes
1
ThisspecificationisunderthejurisdictionofASTMCommitteeA01onSteel,StainlessSteelandRelatedAlloysandisthedirectresponsibilityofSubcommitteeA01.18
on Castings.
Current edition approved September 10, 2002. Published October 2002. Originally published as A781–80. Last previous edition A781/A781M–01a.
Current edition approved April 10, 2003. Published May 2003. Originally approved in 1980. Last previous edition approved in 2002 as A781/A781M–02.
2
Annual Book of ASTM Standards, Vol 01.02.
*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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A 781/A 781M – 03
A297/A297M Specification for Steel Castings, Iron-Chromium and Iron-Chromium-Nickel, Heat Resistant, for General
2
Application
3
A370 Test Methods and Definitions for Mechanical Testing of Steel Products
3
A380 Practice for Cleaning, Descaling, and Passivation of Stainless Steel Parts, Equipment, and Systems
2
A447/A447M Specification for Steel Castings, Chromium-Nickel-Iron Alloy (25-12 Class), for High-Temperature Service
4
A486/A486M Specification for Steel Castings for Highway Bridges
2
A488/A488M Practice for Steel Castings, Welding, Qualifications of Procedures and Personnel
2
A494/A494M Specification for Castings, Nickel and Nickel A
...