ASTM A990 PDF

Find the most up-to-date version of ASTM A at Engineering Find the most up-to-date version of ASTM A/AM at Engineering ASTM A Castings, Iron-Nickel-Chromium and Nickel Alloys, Specially Controlled for Pressure Retaining Parts for Corrosive

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The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Within a9990 text, the SI units are shown in brackets or parentheses. Last previous edition A — This standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years and if not revised, either reapproved or withdrawn.

A — 05 Standard Specification for Castings, Iron-Nickel-Chromium and Nickel Alloys, Specially Controlled for Pressure Retaining Parts for Corrosive Service1 This standard is issued under the fixed designation A ; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision.

An analysis of every heat is required.

Nondestructive examination requirements such as casting thickness shall be evaluated by visual, radiographic, and liquid penetrant inspection. If that second casting fails, all remaining castings shall be radiographed in only the rejectable areas found on the first and second castings.

ASTM A 全文-调研报告-在线文档

Standards Subscriptions from ANSI provides a money-saving, multi-user solution for accessing standards. Individual reprints single or multiple copies of this standard may be obtained by contacting ASTM at the above address or at phonefaxor service astm.

It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.

Active view current version of standard. Make a transverse side the manufacturer and purchaser. Selection will depend on design and service conditions, mechanical properties, and corrosion-resistant characteristics. Since these grades possess varying degrees of suitability for service in corrosive environments, it is the responsibility of the purchaser to determine which grade shall be furnished.

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Users of this standard are expressly advised that determination of the validity of any such patent rights, and the risk of infringement of such rights, are entirely their own responsibility.

Since these grades possess varying degrees of suitability for service in corrosive environments, it is the responsibility of the purchaser to determine which grade shall be furnished. Combining values from the two systems may result in non-conformance with the standard. A superscript epsilon e indicates an editorial change since the last revision or reapproval.

E Reference Radiographs for Heavy-Walled to 12 in. Requirements, for Pressure-Containing Parts2 1. Combining values from the two systems may result in nonconformance with this speci? If the second casting passes, then no additional radiography beyond the normal amount is required. Since these grades possess varying degrees of suitability for service in corrosive environments, it is the responsibility of the purchaser to determine which grade shall be furnished.

Referenced Documents 4 in. Users of this standard are expressly advised that determination of the validity of any such patent rights, and the risk of infringement of such rights, are entirely their own responsibility. General Conditions for Delivery 4.

Repair by Welding Your Alert Profile lists the documents that will be monitored.

This standard is also available to be included in 9a90 Subscriptions. Part1 Financial Planning, Performance, and Control. We have no amendments or corrections for this standard. Standards Subsctiption may be the perfect solution. If that second casting fails, all remaining castings shall be radiographed in only the rejectable areas found on the? The values stated in each system are not exact equivalents; therefore, each system must be used independently of the other. Class D will be supplied unless otherwise speci?

The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Historical Version s – view 9a90 versions of standard.

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ASTM A990/A990M – 18

The values stated in each Acceptance Standards, Magnetic Particle and Liquid Pen- system are not exact equivalents; therefore, each system must etrant Inspection2 be used independently of the other. Failure to comply with the general require- 8. Workmanship, Finish, and Appearance If you feel that your comments have not received a fair hearing you should make your views known to the ASTM Committee on Standards, at the address shown below. Failure to comply with the general requirements of Speci?

Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard.

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Castings shall atsm repair welded and solution heat treated prior to final cleaning by blasting, and shall not be peened, plugged, astk impregnated. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

The cleaning may be accomplished by grinding or by machining followed by s990 washing. If the casting grade does not atm heat treatment, the bar used for the test specimen 5. Combining values from the two systems may result in non-conformance with the standard. Such requirements may include, but are not limited to, the following: Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard.

Within the text, the SI units are shown in parentheses. Repair by Welding The distinguishing requirements of this speci? This standard has either been superceded and replaced by a new version or discontinued. Selection will depend on design and service conditions, mechanical properties, and corrosion-resistant characteristics.