ASTM B specification refers to Alloy 20 Flanges intended for corrosive high temperature service. A sufficient discard shall be made from each ingot to secure . ASTM B Direct No.: + Fax No.: + Email: [email protected] Board No.: + Website: . Buy ASTM B Standard Specification for Forged or Rolled UNS N, UNS N, UNS N, UNS N, UNS N, UNS N, UNS.
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Your comments are invited either for revision of this standard or for additional standards and should be addressed to ASTM International Headquarters.
If Practice B is speci? The material shall conform to the chemical composition prescribed for carbon, manganese, phosphorus, sulfur, silicon, nickel, chromium, molybdenum, copper, columbium, tantalum, nitrogen, iron, cobalt, tungsten, vanadium, titanium, zirconium, aluminum, yttrium, and cerium. In such cases, the question of acceptable and unacceptable character of metal? Workmanship, Finish, and Appearance 9.
Requirements for forging done by hammering, pressing, rolling, extruding, or upsettinghot working, and heat treatment are detailed. The product of UNS N shall be furnished in the annealed condition. It is the responsibility of the user of this standard to become familiar with all hazards including those identi? Rejection should be reported to the producer or supplier promptly and in writing.
Materials and Manufacture 5. Alloy 20 was designed specifically to withstand the harsh environment of hot sulfuric acid but also performs well in a variety of other acids. Few of the major brands we represent are Nippon, Sumitomo, Outokumpu, Sandvik etc. Siddhagiri Metals and Tubes Manufacturer: The material shall meet the requirements specified for the mechanical properties including tensile strength, yield strength, and elongation.
The forgings shall conform to the specified sizes and shapes. NOTE 2—The recommended annealing temperatures all followed by water quenching or rapidly cooling by other means are: Siddhagiri Metals and Tubes Rating: B — 04 Standard Speci?
Requirements for chemical and product check analyses and hydrostatic, macroetch, and tension tests are given. It is informational only and not an official part of the standard; the full text of the standard itself must be referred to for its use and application. The material shall have a homogeneous structure as shown by the macroetch test in 7. ASTM does not give any warranty express or implied or make any representation that the contents of this abstract are accurate, complete or up to date.
Mechanical Properties and Other Requirements 7. The material shall conform to the chemical composition prescribed for carbon, manganese, phosphorus, sulfur, silicon, nickel, chromium, molybdenum, copper, columbium, tantalum, nitrogen, iron, cobalt, tungsten, vanadium, titanium, zirconium, aluminum, yttrium, and cerium.
When it is ast to provide forgings for test purposes, test bars may be made from the billet or bar, provided they are given approximately the same reduction and heat treatment as the forgings.
A sufficient discard shall be made from each ingot to secure freedom from injurious piping and undue segregation.
Rejection and Rehearing Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend.
Number of Tests Last previous astk approved atsm as B — A sufficient discard shall be made from each ingot to secure freedom from injurious piping and undue segregation. This examination is a method to assure that no material grade mix-up has happened during manufacturing and marking of the product. The values given in parentheses are for information only. Examples of such requirements include, but are not limited to, the following: Originally approved in The values given in parentheses asm mathematical conversions to SI units that are provided for information only and are not considered standard.
NOTE 1—A typical ordering description is as follows: This standard is subject to revision at any time by the responsible technical committee and must be reviewed every? Users aatm 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.
Referenced Documents purchase separately The documents listed below are referenced within the subject standard but xstm not provided as part of the standard. Dimensions and Permissible Variations 8.
ASTM B462 – Flange
Looking for some more information? The test specimen, if cut from a? When this supplementary requirement is speci? The material shall meet the requirements specified for the sstm properties including tensile strength, yield strength, and elongation. This abstract is a brief summary of the referenced standard.
ASTM B Nickel Alloy 20 Pipe Flange Supplier · ASTM B UNS N
Current edition approved Feb. If you feel that your comments have not received a fair hearing you should make your views known to the ASTM Committee on Standards, asstm the address shown below. A number in parentheses indicates the year of last reapproval. In case of dissatisfaction with the results of the test, the producer or supplier may make claim for a rehearing.
The forgings shall conform to the specified sizes and shapes. Offer on Fasteners Sitemap.