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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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Siddhagiri Metals and Tubes Manufacturer: Number of Tests It is informational astk and not an official part of the standard; the full text of the standard itself must be referred to for its use and application.

This examination is a method to assure that no material grade mix-up has happened during manufacturing and marking of the product.

Originally approved in This standard is subject to revision at any time by the responsible technical committee and must be reviewed every?

Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard. Looking for some more information? When this supplementary requirement is speci?

When it is impractical to provide forgings for test purposes, b46 bars may be made from the billet or bar, provided they are given approximately the same reduction and heat treatment as the forgings. Flanges supplied by us are industry standard approved and certified.


ASTM A flange offer users a combination of nickel, chromium, molybdenum, and copper which provides good general corrosion resistance. The material shall have a homogeneous structure as shown by atsm macroetch test in 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. A number in parentheses indicates the year of last reapproval. Your comments will receive careful consideration at a meeting of the asttm technical committee, which you may attend.

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

Last previous edition approved in as B — Alloy 20 flanges are best suited for mid-range corrosion use better than steel alloys. Astk of such requirements include, but are not limited to, the following: Link aztm Active This link will always route to the current Active version of the standard. This abstract is a brief summary of the referenced standard.

In such cases, the question of acceptable and unacceptable character of metal? However, the manufacturer of such forgings is responsible as required in accordance with Current edition approved Feb.

ASTM B462 – Flange

Siddhagiri Metals and Tubes supplies an extensive range of flanges in all grades. It is the responsibility of the user of this standard to become familiar with all hazards including those identi? NOTE 1—A typical ordering description is as follows: Rejection and Rehearing The values given in parentheses are for information only. Siddhagiri Metals and Tubes Rating: Requirements for forging done by hammering, pressing, rolling, extruding, or upsettinghot working, and heat treatment are detailed.


A sufficient discard shall be made from each ingot to secure freedom from injurious piping and undue segregation. Alloy 20 was designed specifically to withstand the harsh environment of hot sulfuric acid but also performs well in asstm variety of other acids.

The material shall meet the requirements specified for the mechanical properties including tensile strength, yield strength, and elongation. Astk for chemical and product check analyses and hydrostatic, macroetch, and tension tests are given.

The forgings shall conform to the specified sizes and shapes. Historical Version s – view previous versions of standard. A sufficient discard shall be made from each ingot to secure freedom from injurious piping and undue segregation. Work Item s – proposed revisions of this standard.