ASTM A985/A985M-03

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Designation: A 985/A 985M – 03
Standard Specification for
Steel Investment Castings General Requirements, for
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Pressure-Containing Parts
This standard is issued under the fixed designation A 985/A 985M; 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 * responsibility of the user of this standard to establish appro-
priate safety and health practices and determine the applica-
1.1 This specification covers a group of common require-
bility of regulatory limitations prior to use.
ments, which are mandatory for steel castings produced by the
investment casting process for pressure-containing parts under
2. Referenced Documents
each of the following ASTM Specifications:
2.1 ASTM Standards:
Title of Specification ASTM Designation
A 216/A 216M Specification for Steel Castings, Carbon,
Steel Castings, Carbon, Suitable for Fusion Welding A 216/A 216M
Suitable for Fusion Welding, for High-Temperature Ser-
for High-Temperature Service 2
vice
Steel Castings, Martensitic Stainless and Alloy, for A 217/A 217M
A 217/A 217M Specification for Steel Castings, Martensi-
Pressure-Containing Parts Suitable for High-
Temperature Service
tic Stainless and Alloy, for Pressure-Containing Parts,
Castings, Austenitic, Austenitic-Ferritic (Duplex), A 351/A 351M
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Suitable for High-Temperature Service
for Pressure-Containing Parts
A 351/A 351M Specification for Castings, Austenitic,
Steel Castings, Ferritic and Martensitic, for Pressure- A 352/A 352M
Containing Parts Suitable for Low-Temperature
Austenitic-Ferritic (Duplex), for Pressure-Containing
Service
2
Parts
Steel Castings, Alloy, Specially Heat-Treated, for A 389/A 389M
A 352/A 352M Specification for Steel Castings, Ferritic
Pressure-Containing Parts, Suitable for High-
Temperature Service
and Martensitic, for Pressure-Containing Parts Suitable for
Steel Castings Suitable for Pressure Service A 487/A 487M
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Low-Temperature Service
1.2 This specification also covers a group of supplementary
A 370 Test Methods and Definitions for Mechanical Testing
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requirements, which may be applied to the above specifications of Steel Products
as indicated therein. These requirements are provided for use
A 389/A 389M Specification for Steel Castings, Alloy,
when additional testing or inspection is desired and apply only Specially Heat-Treated, for Pressure-Containing Parts,
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when specified individually by the purchaser in the order.
Suitable for High-Temperature Service
1.3 When investment casting are ordered, the requirements A 487/A 487M Specification for Steel Castings Suitable
2
of this specification shall take precedence over the individual
for Pressure Service
material specification requirements. A 488/A 488M Practice for Steel Castings, Welding, Quali-
2
1.4 The values stated in either inch-pound or SI units are to
fication of Procedures and Personnel
be regarded separately as the standard. Within the text, the SI
A 609/A 609M Practice for Castings, Carbon, Low-Alloy,
units are shown in brackets. The values in each system are not and Martensitic Stainless Steel, Ultrasonic Examination
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exact equivalent; therefore, each system must be used indepen-
Thereof
dently of the other. Combining values from the two systems A 751 Test Methods, Practices, and Terminology for
3
may result in nonconformance with this specification. Inch-
Chemical Analysis of Steel Products
pound units are applicable for material ordered to Specification A 800/A 800M Practice for Steel Casting, Austentic Alloy,
2
A 985 and SI units for material ordered to Specification A
Estimating Ferrite Content Thereof
985M. A 903/A 903M Specification for Steel Castings, Surface
1.5 This standard does not purport to address all of the
Acceptance Standards, Magnetic Particle and Liquid Pen-
2
safety concerns, if any, associated with its use. It is the etrant Inspection
A 941 Terminology Relating to Steel, Stainless Steel, Re-
4
lated Alloys, and Ferroalloys
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This practice is under the jurisdiction of ASTM Committee A01 on Steel,
Stainless Steel and Related Alloys and is the direct responsibility of Subcommittee
2
A01.18 on Castings. Annual Book of ASTM Standards, Vol 01.02.
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Current edition approved April 10, 2003. Published May 2003. Originally Annual Book of ASTM Standards, Vol 01.03.
e1 4
approved in 1998. Last previous edition approved in 2001 as A 985 – 01a . Annual Book of ASTM Standards, Vol 01.01.
*A Summary of Changes section appears at the end of this standard.
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