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.
|Published (Last):||17 December 2011|
|PDF File Size:||18.45 Mb|
|ePub File Size:||5.9 Mb|
|Price:||Free* [*Free Regsitration Required]|
Quality tests shown in 7. Sulfur Requirement for Machinability S8.
Materials shall adhere to inclusion ratings set for a5334 and heavy series. ISO Part Current edition approved Dec.
Other compositions may be speci? The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard. The polished face shall be longitudinal to the direction of rolling. At least one sample shall be taken from each strand. A minimum 3 to 1 reduction of rolled billets or forged sections is required for strand cast axtm. Grain size and hardenability requirements shall be followed.
The sum of all lengths for each specimen shall be determined and expressed as total length per area inspected. Decarburization and surface imperfections of hot-rolled, cold-finished, or annealed bars and tubes shall not exceed specified limits as measured through microscopical methods. Atsm comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend.
Two thirds of all specimens and at least one from each ingot tested, or from the? Link to Active This link will always route to the current Active version of the standard. When so included, a supplementary requirement shall have the same force as if it were in the body of the speci?
ASTM A534 Grade 4320H
This abstract is a brief summary of the referenced standard. The magnetic particle method measures bearing steel cleanliness by evaluating aa534 total length of macro-inclusions for a stated area or per unit area. Ball and Roller Bearing Steels 3. Special requirements agreed to at the time of purchase must be noted on the certi?
ASTM A – 17 Standard Specification for Carburizing Steels for Anti-Friction Bearings
Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard. Historical Version s – view previous versions of standard. This standard is subject to revision at any time by the responsible technical committee and must be reviewed every?
Tests may be made on smaller or larger sections by agreement with the purchaser. Materials and Manufacture 4. Decarburization shall be measured using the microscopical methods described in Test Methods E Where a single usable plate constitutes a heat, any three random ingots may be selected.
The chemical composition thus determined shall conform to the requirements speci?
ASTM A534 Rods, Application: Manufacturing, Construction, School/College Workshop
One ingot shall be taken at random from the? Your comments are invited either for revision of this standard or for additional standards and should be addressed to ASTM International Headquarters. When two usable plates constitute a heat, two of the sample ingots shall be selected from the second usable plate poured.
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.
ASTM A – 01 Standard Specification for Carburizing Steels for Anti-Friction Bearings
This standard has been approved for use by agencies of the Department of Defense. A superscript epsilon e indicates an editorial change since the last revision or reapproval. Decarburization and Surface Imperfections The number and location of samples shall be by agreement between the purchaser and manufacturer.
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. Intentional ast of calcium or calcium alloys for deoxidation or inclusion shape control are not permitted unless speci? The supplier shall be required to report on the results of the macroetch and micro-inclusion rating tests detailed below.