ASTM A534 PDF

ASTM A Standard Specification for Carburizing Steels for Anti-Friction Bearings. standard by ASTM International, 10/01/ View all product details. ASTM A Standard Specification for Carburizing Steels for Anti-Friction Bearings. ASTM A – Designation: A – 01 Standard Speci?cation for Carburizing Steels for Anti-Frict.

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Decarburization shall be measured using the microscopical methods described in Test Methods E One ingot shall be taken at random from the? Where a single usable plate constitutes a heat, any three random ingots may be selected. Materials shall conform to carbon, manganese, phosphorus, sulfur, chromium, nickel, molybdenum, copper, oxygen, and aluminum contents.

Special requirements agreed to at the time of purchase must be noted on the certi? 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.

Dimensions, Mass, and Permissible Variations 6.

Intentional additions of calcium or calcium alloys for deoxidation or inclusion shape control are not permitted unless speci? When so included, a supplementary requirement shall have the same force as if it were in the body of the speci?

The values given in parentheses are mathematical conversions to SI axtm that are provided for information only and are not considered standard. Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend. Your comments are invited either for revision of this standard or for additional standards and should be addressed to ASTM International Headquarters.

ASTM A – 01 Standard Specification for Carburizing Steels for Anti-Friction Bearings

Fields with sizes or numbers of all types of inclusions intermediate between con? D Oxygen content applies to product analysis and shall be determined in accordance with Test Methods E Decarburization and surface imperfections of hot-rolled, cold-finished, or annealed bars and tubes shall not exceed specified limits as measured through microscopical methods. 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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Materials and Manufacture 4. Link to Active This link will always route to the current Active version of the standard. A number in parentheses indicates the year of last reapproval. Last previous edition A — Two thirds of all specimens and at least one from each ingot tested, or from the? This standard has been approved for use by agencies of the Department of Defense. 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.

A minimum 3 to 1 reduction of rolled billets or forged sections is required for strand cast products. Tests may be made on smaller or larger sections by agreement with the purchaser. The sample shall be hardened and in the as-quenched condition. The supplier shall be required to report on the results of the macroetch and micro-inclusion rating tests detailed below. Sulfur Requirement for Machinability S8. Grain size and hardenability requirements shall be followed.

The average total length per area inspected of all six specimens shall be agreed upon between manufacturer and purchaser.

Current edition approved Dec. Other methods of sampling shall be as agreed upon by manufacturer and purchaser. The method used shall be agreed upon between a53 purchaser and the steel supplier at the time of inquiry and order. The sum of all lengths for each specimen shall be determined and expressed as total length per area inspected. Originally published as A — The polished face shall be longitudinal to the direction of rolling.

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Chemical Composition and Analysis 5. A — 01 Standard Speci? This specification covers standards for carburizing steels to be used in anti-friction bearings. The chemical composition thus determined shall conform to the requirements speci?

ASTM A534 Rods, Application: Manufacturing, Construction, School/College Workshop

The number and location of samples shall be by agreement between the purchaser and manufacturer. This abstract is a brief summary of the referenced standard. Permissible variations in product analysis shall be in accordance with Speci? This standard is subject to revision at any time by the responsible technical committee and must be reviewed every?

Magnetic Particle Method S4. At least one sample shall be taken from each strand. ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentioned in this standard.

ASTM A Rods, Application: Manufacturing, Construction, School/College Workshop | ID:

Ball and Roller Bearing Steels 3. Decarburization and Surface Imperfections A superscript epsilon e indicates an editorial change since the last revision or a54.

Materials shall adhere to inclusion ratings set for thin 5a34 heavy series. ISO Part Individual reprints single atsm multiple copies of this standard may be obtained by contacting ASTM at the above address or at phonefaxor service astm.

All tests and inspections shall be made at the place of manufacture, unless otherwise agreed upon. When two usable plates constitute a heat, two of the sample ingots shall be selected from the second usable plate poured.

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.