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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At least one sample shall be taken from each strand. When so included, a supplementary requirement shall have the same force as if it were in the body of the speci?

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

Other compositions may be speci? Dimensions, Mass, and Permissible Variations 6. It is informational only and not an ast, part of the standard; the full text of the standard itself must be referred to for its use and application.

The sum of all lengths for each specimen shall be determined and expressed as total length per area inspected. Intentional additions of calcium or calcium alloys for deoxidation or inclusion shape control are not permitted unless speci?

When two usable plates constitute a heat, two of the sample ingots shall be selected from the second usable plate poured. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard. Decarburization shall be measured using the microscopical methods described in Test Methods E The chemical composition thus determined shall conform to the requirements speci?

Tests may be made on smaller or larger sections by agreement with the purchaser. The polished face shall be longitudinal to the direction of rolling. Micro-hardness measurements are to be taken using loads of g or higher. A minimum 3 to 1 reduction of rolled billets or forged a54 is required for strand cast products.

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

Historical Version s – view previous versions of standard. The sample shall be hardened and in the as-quenched condition. Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend.

Two atsm of all specimens and at least one from each ingot tested, or from the? ASTM International a34 no position respecting the validity of any patent rights asserted in connection with any item mentioned in this standard.

A — 01 Standard Speci? Other methods of sampling shall be as agreed upon by manufacturer and purchaser.

ASTM A534 Grade 4320H

Asfm and Roller Bearing Steels 3. Link to Active This link will always route to the current Active version of the standard. Fields with sizes or numbers of all types of inclusions intermediate between con? Individual reprints single or multiple copies aztm this standard may be obtained by contacting ASTM at the above address or at phonefaxor service astm. The number and location of samples shall be by agreement between the purchaser and manufacturer.

Magnetic Particle Method S4. The supplier shall be required to report on the results of the macroetch and micro-inclusion rating tests detailed below. Materials shall adhere to inclusion ratings set for thin and heavy series.

Grain size and hardenability requirements shall be followed. Your comments are invited either for revision of this standard or for additional standards and should be addressed to ASTM International Headquarters. Originally published as A — This specification covers standards for carburizing steels to be used in anti-friction bearings. 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. Chemical Composition and Analysis 5.

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Permissible variations in product analysis shall be in accordance with Speci? The average total length per area inspected of all six specimens shall be agreed upon between manufacturer and purchaser. Current edition approved Dec.

The method used shall be agreed upon between the purchaser asfm the steel supplier at the time of inquiry and order.

Sulfur Requirement for Machinability S8. If you feel that your comments have not received a fair hearing you should make your views known to the ASTM Committee on Standards, at the address shown below.

A superscript epsilon e indicates an editorial change since the last revision or reapproval. This standard has been approved for use by agencies of the Department of Defense.

ASTM A – 17 Standard Specification for Carburizing Steels for Anti-Friction Bearings

Special requirements agreed to at the time of purchase must be noted on the certi? All tests and inspections shall be made at the place of manufacture, unless otherwise agreed upon. D Oxygen content applies to product analysis and shall be determined in accordance with Test Methods E Last previous edition A — Decarburization and surface imperfections of hot-rolled, cold-finished, or annealed bars and tubes shall not exceed specified limits as measured through microscopical methods.