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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Number of Tests asm Work Item s – proposed revisions of this standard. Last previous edition approved in as B — However, the manufacturer of such forgings is responsible as required in accordance with 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.

The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard. Siddhagiri Metals and Tubes Manufacturer: The material shall meet the requirements specified for the mechanical properties including tensile strength, yield strength, and aatm.

Requirements for chemical and product check analyses and hydrostatic, macroetch, and tension tests are given. The material shall have a homogeneous structure as shown by the macroetch aatm in 7. Siddhagiri Metals and Tubes Rating: 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: The product of UNS N shall be furnished in the annealed condition.


ASTM B Nickel Alloy 20 Pipe Flange Supplier · ASTM B UNS N

A superscript epsilon e indicates an editorial change since the last revision or reapproval. 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. If you feel that your comments have not received a fair awtm you should aastm your views known to the ASTM Committee on Standards, at the address shown below.

Looking for some more information? Originally approved in Current edition approved Feb.

A sufficient discard shall be made from each ingot to secure freedom from injurious piping and undue segregation. Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend. Individual reprints single or multiple copies of b62 standard may be obtained by contacting ASTM at the above address or at phonefaxor service astm.

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. 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. Alloy 20 was designed specifically to withstand the harsh environment of hot sulfuric acid but also performs well in a variety of other acids.


It is the responsibility of the user of this standard to become familiar with all hazards including those identi? Alloy 20 flanges are best suited for mid-range corrosion use better than steel alloys.

B — 04 Standard Speci? Requirements for forging done by hammering, pressing, rolling, extruding, or upsettinghot working, and heat treatment are detailed. This standard is subject to revision at any time by the responsible technical committee and must be reviewed every? Your comments are invited either for revision of this standard or for additional standards and should be addressed to ASTM International Headquarters.

ASTM B462 – Flange

The values given in parentheses are for information only. Dimensions and Permissible Variations 8.

Few of the major brands we represent are Nippon, Sumitomo, Outokumpu, Sandvik etc. This abstract is a brief summary of the referenced standard. Examples of such requirements include, but are not limited to, the following: This examination is a method to assure that no material grade mix-up has happened during manufacturing and marking of the product.

When it is impractical 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. Offer on Fasteners Sitemap. NOTE 1—A typical ordering description is as follows: