A – 02 Standard Specification for Steel Forgings, Carbon and Alloy, for Pinions, Gears and Shafts for Reduction Gears, alloy steel forgings, carbon steel . ASTM A/AM: Standard Specification for Steel Forgings, Carbon and Alloy , for Pinions, Gears and Shafts for Reduction Gears. ASTM A Standard Specification for Steel Forgings, Carbon and Alloy, For Pinions, Gears and Shafts. Uploaded by medialeon. ASTM A Standard.

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Marking, Packaging, and Loading Welding technique is of fundamental importance and it is presupposed that welding procedure and inspection shall be in accordance with approved methods for the class of material used.

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

ASTM A establishes either a diameter or thickness range for the mechanical properties on table 3 for the different classes of steel. Close this window z291 log in.

The forgings shall be heated to a suitable temperature for a sufficient length of time for austenitization and shall be suitably cooled to bring about complete transformation.

Brinell Hardness testing is required 7.

ASTM A X ASTM A – Metal and Metallurgy engineering – Eng-Tips

The hardness testing is a validation of heat treatment. The purchaser may indicate the desired location of such identi?


Dimensions and Tolerance 9. Asttm A01 has identi? Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend.

When impact tests are speci? Click Here to join Eng-Tips and talk with other members! The Eng-Tips staff will check this out and take appropriate action. Specimens shall also conform to chemical requirements for carbon, a21, phosphorus, sulfur, silicon, nickel, chromium, molybdenum, vanadium, asrm, and aluminum.

Also, one has the option to make the more easily replaced part of an assembly somewhat softer to save on eventual maintainance. 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. A — 03 Standard Speci?

Now note the correlation between chemistries in Table 1 of each spec. Optional with manufacturer and purchaser. Are you an Engineering professional? Tensile, impact and Brinell hardness tests shall be performed wherein forgings shall conform to the following mechanical properties: Is there any violation in designing a ring forge as per ?

ASTM A291 Grade 5

When agreed upon between the manufacturer and the purchaser, forgings weighing less than lb kg each rough-machined weight may be tested in lots; the number of forgings to make up a lot shall be by mutual agreement.


Am I correct if Q291 say that the only difference between the 2 Stds.

Work Item s – proposed revisions of this standard. In this case, thickness or diameter limitations are not applicable for tensile and impact property test requirements in Table 3. So, first design the small diameter Pinions, Gears and Shafts per A, then choose a matching alloy in Table 1 of A for the large diameter ring gear. A number in parentheses indicates the year of last reapproval. 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 specimens shall be machined and tested with minimum properties and test temperatures speci? Individual reprints single or multiple copies of this standard may be obtained by contacting ASTM at the above address or at phonefaxor service astm.

Minimum tempering temperatures shall be as follows: Join your peers on the Internet’s largest technical engineering professional community. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other.