ASTM A336/A336M-03a

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Designation: A 336/A 336M – 03a
Standard Specification for
Alloy Steel Forgings for Pressure and High-Temperature
1
Parts
ThisstandardisissuedunderthefixeddesignationA336/A336M;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.
This standard has been approved for use by agencies of the Department of Defense.
1. Scope* 1.5 A 336/A 336M formerly included austenitic steel forg-
2 ings, which are now found in A 965/A 965M.
1.1 This specification covers ferritic steel forgings for
1.6 The values stated in either inch-pound units or SI
boilers, pressure vessels, high-temperature parts, and associ-
(metric) units are to be regarded separately as standards.
ated equipment.
Within the text and tables, the SI units are shown in brackets.
1.2 Forgings made of steel grades listed in Specification
The values stated in each system are not exact equivalents;
A335/A335M, may also be ordered under this specification.
therefore, each system must be used independent of the other.
The chemical, tensile, heat treatment, and marking require-
Combining values from the two systems may result in noncon-
ments of Specification A335/A335M shall apply, except the
formance with the specification.
forgingshallconformtothechemicalrequirementsofTables1
and 2 of SpecificationA335/A335M only with respect to heat
2. Referenced Documents
analysis. On check analysis they may deviate from these limits
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to the extent permitted in Table 1 of this specification.
2.1 ASTM Standards:
Current Formerly
A275/A275M Test Method for Magnetic Particle Exami-
Grade F1 Class F1
nation of Steel Forgings
Grade F11, Class 2 Class F11
A335/A335M Specification for Seamless Ferritic Alloy
Grade F11, Class 3 Class F11A
Steel Pipe for High-Temperature Service
Grade F11, Class 1 Class F11B
Grade F12 Class F12
A370 TestMethodsandDefinitionsforMechanicalTesting
Grade F5 Class F5
of Steel Products
Grade F5A Class F5A
A788 Specification for Steel Forgings, General Require-
Grade F9 Class F9
Grade F6 Class F6
ments
Grade F21 Class 1 Class F21A
A965 SpecificationforSteelForgings,Austenitic,forPres-
Grade F21, Class 3 Class F21
sure and High Temperature Parts
Grade F22, Class 1 Class F22A
Grade F22, Class 3 Class F22
E165 Test Method for Liquid Penetrant Examination
Grade F91 Class F91
2.2 Other Standard:
Grade F3V Class F3V
ASME Boiler and Pressure Vessel Code, Section IX, Weld-
Grade F22V Class F22V
4
ing Qualifications
1.3 Supplementary Requirements S1 to S9 are provided for
usewhenadditionaltestingorinspectionisdesired.Theseshall
3. Ordering Information and General Requirements
apply only when specified individually by the purchaser in the
3.1 In addition to the ordering information required by
order.
Specification A788, the purchaser should include with the
1.4 Unless the order specifies the applicable “M” specifica-
inquiry and order the following information:
tion designation, the material shall be furnished to the inch-
3.1.1 Adrawingorsketchthatshowstestlocationswhenthe
pound units.
testing is in accordance with 8.1.1.3.
1
This specification is under the jurisdiction ofASTM CommitteeA01 on Steel,
3
Stainless Steel, and RelatedAlloys and is the direct responsibility of Subcommittee For referenced ASTM standards, visit the ASTM website, www.astm.org, or
A01.06 on Steel Forgings and Billets. contactASTM Customer Service at service@astm.org. ForAnnual Book ofASTM
Current edition approved Sept. 10, 2003. Published October 2003. Originally Standards volume information, refer to the standard’s Document Summary page on
approved in 1955. Last previous edition approved in 2003 as A336/A336M–03. the ASTM website.
2 4
For ASME Boiler and Pressure Vessel Code applications, see related Specifi- Available from theAmerican Society of Mechanical Engineers, 345 East 47th
cation SA-336/SA-336M in Section II of that Code. St., New York, NY 10017.
*ASummary 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 336/A 336M – 03a
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TABLE 1 Tensile Requirements
Ferritic Steels
Grade
F11, F11, F11, F21, Class F21, F22, F22, Class
F1 F12 F5 F5A F9 F6 F91 F911 F3V F3VCb F22V
Class 2 Class 3 Class 1 3 Class 1 Class 3 1
Tensile strength, 70 000- 70 000- 75 000- 60 000- 70 000- 60 000- 80 000- 85 000- 85 000- 75 000- 60 000- 75 000- 60 000- 85 000- 90 000- 85 000- 85 000- 85 000-
psi [MPa] 95 000 95 000 100 000 85 000 95 000 85 000 105 000 110 000 110 000 100 000 85 000 100 000 85 000 110 000 120 000 110 000 110 000 110 000
[485- [485- [51
...