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

A superscript epsilon e indicates an editorial change since the last revision or reapproval. Individual reprints single or multiple copies of this standard may be obtained by contacting ASTM at the above address or at phonefaxor service astm. 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. This abstract is a brief summary of the referenced standard.

Materials shall adhere to inclusion ratings set for thin and heavy series. All tests and inspections shall be made at the place of manufacture, unless otherwise agreed upon. Sample Reduction Ratio S9. Ball and Roller Bearing Steels 3. The polished face shall be longitudinal to the direction of rolling. The supplier shall be required to report on the results of the macroetch and asgm rating tests detailed below.

The sample shall be hardened and in the as-quenched condition. Historical Version astj – view previous versions of standard. Micro-hardness measurements are to be taken using loads of g or higher. Dimensions, Mass, and Permissible Variations 6. Decarburization and surface imperfections of hot-rolled, cold-finished, or annealed bars and tubes shall not exceed specified limits as measured through microscopical methods.

Special requirements agreed to at the time of purchase must be noted on astmm certi? 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. The sum of all lengths for each specimen shall be determined and expressed as total length per area inspected. Where a single usable plate constitutes a heat, any three random ingots may be selected.

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The magnetic particle method measures bearing steel cleanliness by evaluating the total length of macro-inclusions for a stated area or per unit area. When so included, a supplementary requirement shall have the same force as if it were in the body of the speci?

Link to Active This link will always route to the current Active version of the standard. Your comments are invited either for revision of this standard or for additional standards and a354 be addressed to ASTM International Headquarters.

This standard is subject to revision at any time by the responsible technical committee and must be reviewed every? Magnetic Particle Method S4.

This standard has been approved for use by agencies of the Department of Defense. ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentioned in this standard. Quality tests shown in 7. The method used shall be agreed upon between the purchaser and the steel supplier at atm time of inquiry and order. Other compositions may be speci? This specification covers standards for carburizing steels to be used in anti-friction bearings.

The average total length per area inspected of all six specimens shall be agreed upon between manufacturer and purchaser. Materials and Manufacture 4. Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend.

Tests may be made on smaller or larger sections by agreement with the purchaser.

Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard. Sulfur Requirement for Machinability S8. The number and location of samples shall be by agreement between the purchaser and manufacturer. Originally published as A — A number in parentheses indicates the year of last reapproval.

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Last previous edition A — If you feel that your comments have not received 5a34 fair hearing you should make your views known to the ASTM Committee on Standards, at the address shown below.

Decarburization shall be measured using the microscopical methods described in Test Methods E When two usable plates constitute a heat, two of the sample ingots shall be selected from the second usable plate poured. One ingot shall be taken at random from the? Materials shall axtm to carbon, manganese, phosphorus, sulfur, chromium, nickel, molybdenum, copper, oxygen, and aluminum contents.

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

ISO Part Fields with sizes or numbers of all types of inclusions intermediate between con? Two thirds of all specimens and at least one from each ingot tested, or from the?

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. Grain size and hardenability requirements shall be followed. Intentional additions of calcium or calcium alloys for deoxidation or inclusion shape control are not permitted unless speci? The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.

D Oxygen content applies to product analysis and shall be determined in accordance with Test Methods E A minimum 3 to 1 reduction of rolled billets or forged sections is required for strand cast products.