Standard Specification for Steel Castings, Carbon, Suitable for Fusion Welding, for High- Temperature Service

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1.1 This specification  covers carbon steel castings for valves, flanges, fittings, or other pressure-containing parts for high-temperature service and of quality suitable for assembly with other castings or wrought-steel parts by fusion welding.  
1.2 Three grades, WCA, WCB, and WCC, are covered in this specification. Selection will depend upon design and service conditions, mechanical properties, and the high temperature characteristics.  
1.3 The values stated in either inch-pound units or SI units are to be regarded separately as standard. Within the text, the SI units 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.

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ASTM A216/A216M-93(2003) - Standard Specification for Steel Castings, Carbon, Suitable for Fusion Welding, for High- Temperature Service
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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
Contact ASTM International (www.astm.org) for the latest information
Endorsed by Manufacturers Standardization Society
Designation: A 216/A 216M – 93 (Reapproved 2003) of the Valve and Fittings Industry
Endorsed by American Foundrymen’s Society
Used in USDOE-NE Standards
Standard Specification for
Steel Castings, Carbon, Suitable for Fusion Welding, for
High-Temperature Service
This standard is issued under the fixed designation A 216/A 216M; 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.
This standard has been approved for use by agencies of the Department of Defense.
1. Scope 3. General Conditions for Delivery
1.1 This specification covers carbon steel castings for 3.1 Material furnished to this specification shall conform to
valves, flanges, fittings, or other pressure-containing parts for the requirements of Specification A 703/A 703M, including
high-temperature service and of quality suitable for assembly any supplementary requirements that are indicated in the
with other castings or wrought-steel parts by fusion welding. purchase order. Failure to comply with the general require-
1.2 Three grades, WCA, WCB, and WCC, are covered in ments of Specification A 703/A 703M constitutes nonconfor-
this specification. Selection will depend upon design and mance with this specification. In case of conflict between the
service conditions, mechanical properties, and the high tem- requirements of this specification and Specification A 703/
perature characteristics. A 703M, this specification shall prevail.
1.3 The values stated in either inch-pound units or SI units
4. Ordering Information
are to be regarded separately as standard. Within the text, the
SI units are shown in brackets. The values stated in each 4.1 The inquiry and order should include or indicate the
following:
system are not exact equivalents; therefore, each system must
be used independently of the other. Combining values from the 4.1.1 A description of the casting by pattern number or
drawing (dimensional tolerances shall be included on the
two systems may result in nonconformance with the specifi-
cation. casting drawing),
4.1.2 Grade of steel,
2. Referenced Documents
4.1.3 Options in the specification, and
2.1 ASTM Standards: 4.1.4 The supplementary requirements desired including the
A 488/A 488M Practice for Steel Castings, Welding, Quali- standards of acceptance.
fications of Procedures and Personnel
5. Heat Treatment
A 703/A 703M Specification for Steel Castings, General
5.1 All castings shall receive a heat treatment proper to their
Requirements, for Pressure-Containing Parts
E 165 Test Method for Liquid Penetrant Examination design and chemical composition.
5.2 Castings shall be furnished in the annealed, or normal-
E 709 Guide for Magnetic Particle Examination
2.2 Manufacturers’ Standardization Society of the Valve ized, or normalized and tempered condition unless Supplemen-
tary Requirement S15 is specified.
and Fittings Industry Standard:
SP 55 Steel Castings for Valve, Flanges, and Fittings, and 5.3 Heat treatment shall be performed after castings have
been allowed to cool below the transformation range.
Other Components (Visual Method)
6. Temperature Control
This specification is under the jurisdiction of ASTM Committee A01 on Steel,
6.1 Furnace temperatures for heat treating shall be effec-
Stainless Steel, and Related Alloys and is the direct responsibility of Subcommittee
tively controlled by pyrometer.
A01.18 on Castings.
Current edition approved April 10, 2003. Published April 2003. Originally
7. Chemical Composition
approved in 1939. Last previous edition approved in 1998 as A 216/A 216M – 93
(1998).
7.1 The steel shall conform to the requirements as to
For ASME Boiler and Pressure Vessel Code applications, see related Specifi-
chemical composition prescribed in Table 1.
cation SA-216/SA-216M in Section II of that code.
Annual Book of ASTM Standards, Vol 01.02.
Annual Book of ASTM Standards, Vol 03.03.
Available from Manufacturers’ Standardization Society of the Valve and
Fittings Industry, 127 Park St., N.E. Vienna, VA 22180.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
A 216/A 216M – 93 (2003)
TABLE 1 Chemical Requirements
9. Quality
9.1 The surface of the casting shall be examined visually
Element Composition, %
and shall be free of adhering sand, scale, cracks, and hot tears.
Grade Grade Grade
Other surface discontinuities shall meet the visual acceptance
WCA WCB WCC
standards specified in the order. Visual Method SP-55 or other
A B C
Carbon, max 0.25 0.30 0.25
A B C
Manganese, max 0.70 1.00 1.20 visual standards may be used to define acceptable surface
Phosphorus, max 0.04 0.04 0.04
discontinuities and finish. Unacceptable visual surface discon-
Sulfur, max 0.045 0.045 0.045
tinuities shall be removed and their removal verified by visual
Silicon, max 0.60 0.60 0.60
Specified residual elements: examination of the resultant cavities.
Copper, max 0.30 0.30 0.30
9.2 When additional inspection is desired, Supplementary
Nickel, max 0.
...

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